ABB, Schneider, and Siemens Industrial Electrical Products
With the continuous advancement of industrial automation, intelligent manufacturing, and digital production, industrial electrical products have become integral components of modern production equipment and automation systems.
ABB, Schneider Electric, and Siemens offer extensive product portfolios in the fields of industrial electrical systems and automation. Their products are widely applied across areas such as low-voltage power distribution, variable frequency drives, PLC control, motor control, and industrial automation, allowing for product selection and configuration tailored to specific equipment, projects, and on-site operating conditions.
ABB
3WA
Siemens 3WA Product Features:
High Breaking Capacity: Designed for low-voltage, high-current power distribution systems, it reliably interrupts short-circuit fault currents, suitable for main incoming lines, bus couplers, and critical feeder circuits.
Wide Current Coverage: Offers various frame sizes and rated current levels to meet the power distribution needs of industrial and commercial buildings, data centers, and infrastructure of varying capacities.
Intelligent Electronic Trip Unit (ETU): Configurable with different levels of electronic trip units, providing overload, short-delay short-circuit, instantaneous short-circuit, and ground fault protection.
High-Precision Measurement and Monitoring: Depending on the ETU and accessories configuration, it can monitor electrical parameters such as current, voltage, power, and energy, providing data support for energy management and fault analysis.
Digital Communication Capability: Can be connected to automation and energy management systems via appropriate communication modules, enabling remote monitoring of circuit breaker status, measurement data, and fault information.
Modular Design: The trip unit, communication module, auxiliary contacts, and operating mechanism adopt a modular design, allowing for flexible configuration and expansion according to project requirements.
Fixed and Withdrawn Structures: Offers both fixed and withdrawable options. The withdrawable design facilitates equipment inspection, maintenance, and rapid replacement, improving power supply continuity.
Comprehensive selective protection: Protection parameters can be set to coordinate with upstream and downstream circuit breakers, ensuring that only the faulty circuit is disconnected during a fault.
Comprehensive safety interlocking: Mechanical and electrical interlocking devices can be configured for incoming lines, bus couplers, and other power distribution schemes to help prevent erroneous operation.
Remote operation capability: Can be configured with electric energy storage mechanisms, shunt trip units, undervoltage trip units, closing coils, etc., enabling remote opening and closing and automated control.
Convenient maintenance and diagnostics: Supports viewing operating status, tripping causes, and related diagnostic information, facilitating rapid fault location and maintenance planning by maintenance personnel.
High reliability design: Suitable for critical low-voltage power distribution systems requiring long-term continuous operation, applicable to industrial production, energy, infrastructure, and data center scenarios.
3WA Core Product Selling Points: High breaking capacity • ETU intelligent protection • Digital measurement • Communication interconnection • Modular design • Selective protection • Fixed/withdrawn structure • Remote operation • High reliability
Typical Applications: Low-voltage main incoming line, bus tie, high-capacity feeder, low-voltage side of transformer, generator power distribution, industrial power distribution systems, data centers, commercial building and infrastructure power distribution systems.
3WT
SENTRON 3WT circuit breaker protection.
Flexible protection parameter settings: Trip parameters can be adjusted according to the protection requirements of upstream and downstream power distribution systems, facilitating selective and graded protection.
Fixed/Removable Design: Offers both fixed and removeable installation options. Removeable circuit breakers facilitate maintenance, testing, and replacement, reducing equipment maintenance time.
3-Pole/4-Pole Configuration: The appropriate number of poles can be selected based on the low-voltage power distribution system and neutral line protection requirements.
Modular Accessory System: Configurable with auxiliary contacts, alarm contacts, shunt trip units, undervoltage trip units, electric energy storage mechanisms, closing coils, and other accessories.
Remote Operation Support: Remote closing, opening, and automated control of the circuit breaker can be achieved through the electric operating mechanism and control accessories.
Mechanical/Electrical Interlocking: Applicable to dual-power supply, incoming line and bus tie power distribution schemes, etc., with corresponding interlocking methods to prevent simultaneous closing that is not permitted, improving operational safety.
Clear Status Indication: Displays circuit breaker opening/closing, energy storage, and related operating status, allowing on-site personnel to quickly assess equipment operation.
Compact Structure: A compact design meets high-current breaking and protection requirements, optimizing internal space in low-voltage switchgear.
Reliable Operation and Convenient Maintenance: Mature operating mechanisms and modular accessory design facilitate inspection and maintenance, making it suitable for power distribution systems requiring long-term continuous operation.
3WT Core Product Selling Points: High breaking capacity • Electronic protection • Flexible parameter settings • Fixed/removable • Modular accessories • Remote operation • Safety interlocking • Compact structure • High reliability
Typical Applications: Suitable for transformer low-voltage side main incoming lines, bus couplers, high-capacity feeders, industrial power distribution, commercial buildings, and general low-voltage switchgear assemblies.
ACS580
One Product, Multiple Applications
The ACS580 drive covers all aspects of typical light industrial applications, ranging from 0.75 kW to 500 kW, meeting diverse power requirements. The ACS580 drive can control compressors, conveyors, agitators, pumps, and fans, as well as various variable torque and constant torque applications.
— Minimal Setup and Commissioning Required, ACS580 Drives Control a Variety of Applications Across Industries
Reliable, Stable, and Superior Quality
The ACS580 drive is designed for customers who value application quality and reliability. Features such as coated circuit boards and a compact IP55 housing allow the ACS580 to perform well even in harsh conditions.
Furthermore, all ACS580 drive products are tested at high ambient temperatures and rated loads. Testing includes performance and all protection functions.
Simple to Use, Better Than Ever
The ACS580 drive integrates all core functions, reducing commissioning and setup time. The ACS580 drive's assistant control panel comes standard with 16 different languages. Users can upgrade to an optional Bluetooth control panel for wireless debugging and monitoring. The main settings menu and control macros facilitate quick product setup. The compact design makes the device easy to use.
ConVac
ConVac is ABB's new generation of vacuum contactors, suitable for electrical switchgear in AC power distribution systems, especially ideal for applications requiring frequent operation. It features a linear drive design, with the operating mechanism and vacuum interrupter contacts moving in the same direction, ensuring superior operating characteristics and a longer service life. The three-phase separate pole design further enhances its insulation and mechanical performance. Electrical and mechanical interlocking functions are also available to meet specific customer requirements. It includes both electrical and mechanical self-holding capabilities, simultaneously meeting major international and domestic standards such as GB, IEC, and UL.
Emax2
Performance
The Emax 2 series circuit breakers are available in four models: E1.2, E2.2, E4.2, and E6.2, with a maximum rated uninterruptible current of 6300A. This allows for reduced busbar size and cross-sectional area, resulting in compact switchgear with high rated current.
All models share the same protection trip units, auxiliary circuit connections, and major accessories, significantly simplifying design and installation.
Furthermore, the height and depth are identical for models E2.2 to E6.2.
All models offer higher rated short-circuit breaking capacity (from 42kA to 150kA), meeting the requirements of modern electrical systems and standardizing switchgear.
The Emax 2 series features high short-time withstand current, coupled with various efficient protection functions, ensuring complete selective protection in all applications.
The Emax 2 circuit breaker is precisely designed with carefully selected raw materials and features a compact size, significantly saving installation space and cost in switchgear while maintaining excellent performance.
The Emax 2 series has also expanded into the UL market, with a maximum current capacity of 6000A.
The Emax 2 air circuit breaker is certified to meet the Class 1 active energy measurement requirements of IEC 61557-12. It can detect currents close to zero, meeting high energy efficiency requirements and perfectly complementing SCADA systems.
To achieve maximum efficiency in electrical installations, intelligent management of energy use is essential. For this reason, the Emax 2 circuit breaker employs new technology,
which improves the efficiency and reliability of electrical systems while reducing energy consumption, achieving energy conservation and environmental protection.
New, advanced protective trip units and communication accessories make the Emax 2 a circuit breaker that maximizes the efficiency of all low-voltage electrical systems.
G120
Siemens SINAMICS G120 Product Features:
Modular Design: Employs a modular architecture combining control units (CUs) and power modules (PMs), allowing for flexible configuration based on power, control methods, and communication requirements.
High-Efficiency Motor Control: Supports multiple motor control methods, enabling stable speed and torque control to meet the needs of general machinery and industrial automation applications.
Wide Power Range: Offers multiple power modules and specifications, covering applications from small devices to high-power industrial drives, with the specific range depending on the G120 version and power module.
Energy-Saving Operation: Particularly suitable for variable torque loads such as fans and pumps, allowing for motor speed adjustment based on actual operating conditions, thereby reducing unnecessary energy consumption.
Integrated Safety Functions: Depending on the selected control unit, safety functions such as STO (Safe Torque Off) are available, with some configurations supporting more SafetyIntegrated functions.
Comprehensive Industrial Communication: Supports PROFINET, PROFIBUS, EtherNet/IP, and other communication methods depending on the control unit configuration, facilitating integration with PLCs and automation control systems.
Regenerative/Energy Feedback Solution: Some power modules and system configurations support energy feedback, allowing energy generated during braking to be fed back to the grid, improving system energy efficiency.
Quick Commissioning and Parameter Setting: Supports Siemens commissioning software and operation panel for parameter setting, fault diagnosis, and maintenance, facilitating equipment installation and commissioning.
Comprehensive Protection Functions: Features overcurrent, overvoltage, undervoltage, overtemperature, and motor protection functions, improving the reliability of the drive system.
Compact Structure: Modular and compact design optimizes control cabinet space and facilitates equipment replacement and maintenance.
High Reliability: Designed for continuous industrial operation environments, meeting the operational needs of manufacturing, logistics, process industries, and infrastructure.
Wide Application Range: Suitable for fans, pumps, compressors, conveyor systems, mixers, extruders, and general industrial machinery.
G120 Key Selling Points: Modular Design • High-Efficiency Motor Control • Energy-Saving Operation • Safety Integrated • Multiple Industrial Communication Options • Flexible Expansion • Easy Commissioning • High Reliability
G120XA
Siemens SINAMIC SG120XA Product Features:
Optimized for fan and pump loads: Suitable for variable torque loads such as fans, water pumps, circulating pumps, cooling towers, and compressors, allowing for motor speed adjustment according to actual needs.
High efficiency and energy saving: Reduces motor energy consumption under low load conditions through variable frequency speed control, especially suitable for HVAC, water treatment, and industrial utility systems operating continuously for extended periods.
Wide power range: Offers multiple power ratings to meet the drive requirements of motors with different capacities; specific power and voltage ranges should be determined based on the G120XA model.
Built-in PID control: Automatically adjusts motor speed based on process variables such as pressure, flow rate, and temperature, suitable for constant pressure water supply, ventilation, and temperature control systems.
Multi-pump control function: For water supply and circulation system applications, enables coordinated control of multiple pumps, improving system operating efficiency.
Extensive communication capabilities: Supports common industrial communication interfaces depending on the specific version, facilitating integration with PLCs, DCSs, or building automation systems.
Comprehensive motor protection functions: Features overcurrent, overvoltage, undervoltage, overload, and overtemperature protection, improving the operational reliability of the motor and drive system.
Automatic restart and fault handling: For unattended or continuous operation, corresponding functions enhance system recovery capabilities after short-term faults.
Easy operation and debugging: Clear parameter setting logic allows for parameter configuration, operation monitoring, and fault diagnosis using the operation panel and Siemens debugging tools.
Compact design: Reduces control cabinet installation space, facilitating system integration and equipment modification.
High environmental adaptability: Designed for infrastructure and industrial operating environments, meeting the needs of fans, pumps, and other equipment for long-term continuous operation.
Wide range of applications: Suitable for HVAC, water supply systems, wastewater treatment, cooling systems, industrial fans, circulating pumps, compressors, and industrial utilities.
G120XA Core Product Selling Points: Dedicated for fans/pumps; High efficiency and energy saving; PID control; Multi-pump control; Flexible communication; Comprehensive motor protection; Simple operation; High reliability.
G130G150
Siemens SINAMICS G130150 kW Product Features
150 kW High-Power Drive: Suitable for speed regulation of 150 kW-class three-phase AC motors, meeting the drive needs of continuous industrial operation and high-load equipment.
Modular Structure: Adopts a modular system design, allowing for the combination of power modules, control units, and related accessories according to project requirements, facilitating system integration.
High-Performance Vector Control: Supports high-quality speed and torque control, adjusting motor speed to meet actual load demands, effectively reducing energy consumption, especially in variable torque applications such as fans and pumps.
Suitable for Continuous Industrial Operation: Designed for high-power industrial drive environments, emphasizing stability and reliability, suitable for production equipment operating for extended periods.
Comprehensive Protection Functions: Equipped with overcurrent, overvoltage, undervoltage, overload, overtemperature, and motor-related protection functions, improving the safety of the drive system operation.
Flexible Communication and Automation Integration: Can be configured with control units and communication modules to connect with industrial automation systems such as PLCs and DCSs for centralized control and status monitoring.
Comprehensive Monitoring and Diagnostics: Monitors current, voltage, speed, load, and operating status, providing fault and alarm information for quick equipment problem localization.
Flexible Parameter Settings: Acceleration/deceleration time, speed range, torque limits, and protection parameters can be set according to motor and mechanical load characteristics to meet diverse operating conditions.
Strong System Expandability: Configurable with input/output modules, communication modules, braking-related components, filters, and other accessories, facilitating the construction of complete high-power drive systems.
Convenient Maintenance: Modular design facilitates equipment inspection, component replacement, and fault maintenance, reducing the maintenance complexity of large industrial drive equipment.
Wide Application Range: Suitable for large fans, pumps, compressors, conveyors, mixing equipment, and industrial production machinery.
G130 150 kW Key Selling Points:
150 kW High Power • High-Performance Vector Control • Modular Design • High Efficiency and Energy Saving • Industrial-Grade Reliability • Comprehensive Protection • Flexible Communication • Convenient Maintenance
GH180
Siemens GH180 Product Features
Medium-Voltage High-Power Drive: Designed for medium-voltage motor applications, offering broad voltage and power coverage, suitable for large fans, pumps, compressors, and other equipment.
Perfect Harmony Multi-Unit Topology: Employs a series power unit architecture, combining multiple low-voltage power units to form a medium-voltage output, achieving high-quality output waveforms.
Low Harmonic Performance: Multi-pulse input and multi-level output design effectively reduces grid-side harmonics, improving system power quality.
Near-Sinusoidal Motor Output: Multi-level output waveforms help reduce motor harmonic losses, torque ripple, and additional heat generation, making it more motor-friendly.
High Reliability Design: Modular power unit structure facilitates system maintenance and provides high operational reliability for critical industrial continuous production scenarios.
Power Unit Bypass Capability: Some system configurations support power unit bypass. When a single power unit malfunctions, appropriate strategies can maintain system operation, improving process continuity.
High Efficiency and Energy Saving: Adjusting the speed of large motors according to process requirements offers significant energy-saving potential in fan and pump applications compared to mechanical adjustment methods such as valves and baffles.
Modular Structure: The power unit adopts a modular design, facilitating fault location, spare parts management, and rapid replacement, reducing maintenance complexity.
High Motor Adaptability: Suitable for various medium-voltage motor drive scenarios, and the system can be configured according to the actual motor and load characteristics.
Comprehensive Control and Protection: Provides motor and inverter operation monitoring, fault diagnosis, and protection functions, improving the safety of large drive systems.
Automation System Integration: Can be integrated with PLCs, DCSs, and factory automation systems to achieve remote control, operational status monitoring, and fault information management.
Suitable for Critical Continuous Processes: Particularly suitable for production processes with high downtime costs, such as large compression, conveying, pumping, and ventilation systems.
GH180 Core Product Selling Points:
Medium-voltage high power; Perfect Harmony topology; Low harmonics; High-quality output waveform; Modular power unit; High reliability; Energy-saving operation; Easy maintenance.
Typical Applications:
Mainly includes: large compressors, fans, pumps, mining conveying equipment, oil and gas equipment, power plant auxiliary equipment, water treatment systems, and large industrial production lines.
HD4-40.5
The 40.5 kV VD4 vacuum circuit breaker is suitable for indoor switchgear systems with air insulation. Under normal operating conditions and within the circuit breaker's technical parameters, the VD4 vacuum circuit breaker can meet various operational requirements of the power grid under normal or fault conditions, including closing and interrupting short-circuit currents.
The vacuum circuit breaker exhibits excellent performance in applications requiring frequent operation and/or short-circuit current interruption. The VD4 vacuum circuit breaker meets the requirements for automatic reclosing and possesses extremely high operational reliability and service life.
The VD4 vacuum circuit breaker is available in both withdrawable and fixed installation types. Its basic structure is shown in Figures 3/1 and 3/2, and Figures 3/7 and 3/8.
1.2 Standards and Specifications
The manufacture of VD4 vacuum circuit breakers conforms to standards and specifications consistent with relevant publications of GB, IEC, and DIN VDE:
• GB/T 11022, IEC 62271-1, and DIN VDE 0670 part 1000, "Common Technical Conditions for Standards of High Voltage Switchgear and Controlgear"
• GB/T 1984 and IEC 62271-100 "High Voltage AC Circuit Breakers"
Meets E2, C2, M2 (10000 cycles) ratings
HVX12
12 kV Voltage Rating: Suitable for medium-voltage AC power distribution systems with a rated voltage of 12 kV, applicable to substations, industrial power distribution, infrastructure, etc.
Vacuum Arc Extinguishing Technology: Employs a vacuum arc extinguishing chamber for interruption, featuring low arc energy, minimal contact wear, and stable arc extinguishing performance.
High Short-Circuit Breaking Capacity: Designed for fault currents in medium-voltage systems, reliably interrupting short-circuit currents; the specific rated short-circuit breaking current needs to be confirmed based on the HVX model and configuration.
Long Mechanical Life: Optimized operating mechanism and vacuum arc extinguishing technology reduce mechanical and contact wear, suitable for power distribution applications requiring frequent operation.
Low Maintenance Requirements: The vacuum arc extinguishing chamber has a sealed structure, eliminating the need for replenishing the arc-extinguishing medium, reducing daily maintenance compared to traditional oil circuit breakers.
High Operational Reliability: Utilizes a mature energy storage operating mechanism for fast and stable opening and closing actions, and can be configured with electric energy storage and remote operation functions.
Modular Design: Compact structure, configurable with auxiliary contacts, shunt trip units, undervoltage release units, interlocking devices, and other accessories depending on the switchgear configuration.
Withdrawable Design: Some HVX configurations feature a removable/withdrawable structure, facilitating circuit breaker testing, maintenance, and replacement, improving switchgear maintenance convenience.
Comprehensive Mechanical Interlocking: Works seamlessly with the switchgear trolley, grounding switch, and cabinet doors to form a comprehensive safety interlocking system, reducing the risk of misoperation.
Strong Environmental Adaptability: Suitable for medium-voltage power distribution environments in industry, power, energy, and infrastructure, meeting long-term continuous operation requirements.
Wide Application Range: Can be used for the control and protection of transformers, busbars, motors, capacitor banks, and general medium-voltage feeders.
HVX24
HVX 24 Product Features
24 kV Voltage Rating: Suitable for medium-voltage AC power distribution systems up to 24 kV, meeting the needs of industrial, power, and infrastructure projects.
Vacuum Arc Extinguishing Technology: Utilizes a vacuum arc extinguishing chamber, featuring strong arc extinguishing capability, low contact wear, and rapid dielectric recovery.
Reliable Short-Circuit Breaking Performance: Capable of quickly interrupting short-circuit fault currents in the system, improving the operational safety of medium-voltage power distribution systems; the specific breaking capacity depends on the model configuration.
Long Mechanical and Electrical Life: Vacuum arc extinguishing technology, combined with a mature operating mechanism, is suitable for applications requiring long-term operation and high operating frequencies.
Low Maintenance Design: The vacuum arc extinguishing chamber employs a sealed structure, eliminating the need for replenishing the arc-extinguishing medium, reducing daily inspection and maintenance workload.
Energy Storage Operating Mechanism: Employs a reliable spring energy storage mechanism, which can be configured with electric energy storage for rapid and stable opening and closing operations.
Withdrawable/Removable Structure: Some HVX 24 solutions can adopt a removable structure, facilitating circuit breaker removal, testing, maintenance, and replacement.
Comprehensive Safety Interlocks: It can form mechanical/electrical interlocks with switchgear, grounding switches, cabinet doors, and handcart mechanisms to help prevent misoperation.
Compact Structure: Optimized for medium-voltage metal-armored switchgear, it facilitates compact switchgear design while ensuring insulation and breaking performance.
Flexible Accessory Configuration: It can be configured with shunt trip units, undervoltage trip units, auxiliary contacts, closing coils, electric energy storage mechanisms, and phase-to-phase interlocking devices.
Good Environmental Adaptability: Suitable for medium-voltage power distribution environments such as power, industry, energy, transportation, commercial buildings, and infrastructure.
Wide Application Range: It can be used for transformer protection, feeder protection, busbar control, motor control, and control and protection of other medium-voltage loads.
Product Selling Points Summary: The HVX 24 features reliable vacuum breaking performance, high short-circuit breaking capacity, long service life, low maintenance requirements, flexible accessory configuration, and comprehensive safety interlocks, making it a reliable control and protection device for 24 kV medium-voltage power distribution systems.
ABB products are widely used in fields such as industrial control, motor drives, low-voltage power distribution, and automation equipment. Suitable products can be selected for specific industrial sites based on factors such as equipment power, control methods, and operational requirements.
ABB’s low-voltage product portfolio encompasses circuit breakers, contactors, relays, and related control products, suitable for applications in power distribution systems, machinery, control cabinets, and industrial production lines.
For equipment manufacturing and project integration, product selection must take into account factors such as rated current, voltage rating, mounting method, and actual load requirements.
ABB variable frequency drives are primarily used for motor speed regulation and industrial equipment control, finding widespread application in systems such as fans, pumps, conveyors, and production machinery.
Depending on specific load and control requirements, appropriate power ratings and product series can be selected to support industrial equipment operation and automation control.
Schneider
3WA
Siemens 3WA Product Features:
High Breaking Capacity: Designed for low-voltage, high-current power distribution systems, it reliably interrupts short-circuit fault currents, suitable for main incoming lines, bus couplers, and critical feeder circuits.
Wide Current Coverage: Offers various frame sizes and rated current levels to meet the power distribution needs of industrial and commercial buildings, data centers, and infrastructure of varying capacities.
Intelligent Electronic Trip Unit (ETU): Configurable with different levels of electronic trip units, providing overload, short-delay short-circuit, instantaneous short-circuit, and ground fault protection.
High-Precision Measurement and Monitoring: Depending on the ETU and accessories configuration, it can monitor electrical parameters such as current, voltage, power, and energy, providing data support for energy management and fault analysis.
Digital Communication Capability: Can be connected to automation and energy management systems via appropriate communication modules, enabling remote monitoring of circuit breaker status, measurement data, and fault information.
Modular Design: The trip unit, communication module, auxiliary contacts, and operating mechanism adopt a modular design, allowing for flexible configuration and expansion according to project requirements.
Fixed and Withdrawn Structures: Offers both fixed and withdrawable options. The withdrawable design facilitates equipment inspection, maintenance, and rapid replacement, improving power supply continuity.
Comprehensive selective protection: Protection parameters can be set to coordinate with upstream and downstream circuit breakers, ensuring that only the faulty circuit is disconnected during a fault.
Comprehensive safety interlocking: Mechanical and electrical interlocking devices can be configured for incoming lines, bus couplers, and other power distribution schemes to help prevent erroneous operation.
Remote operation capability: Can be configured with electric energy storage mechanisms, shunt trip units, undervoltage trip units, closing coils, etc., enabling remote opening and closing and automated control.
Convenient maintenance and diagnostics: Supports viewing operating status, tripping causes, and related diagnostic information, facilitating rapid fault location and maintenance planning by maintenance personnel.
High reliability design: Suitable for critical low-voltage power distribution systems requiring long-term continuous operation, applicable to industrial production, energy, infrastructure, and data center scenarios.
3WA Core Product Selling Points: High breaking capacity • ETU intelligent protection • Digital measurement • Communication interconnection • Modular design • Selective protection • Fixed/withdrawn structure • Remote operation • High reliability
Typical Applications: Low-voltage main incoming line, bus tie, high-capacity feeder, low-voltage side of transformer, generator power distribution, industrial power distribution systems, data centers, commercial building and infrastructure power distribution systems.
3WT
SENTRON 3WT circuit breaker protection.
Flexible protection parameter settings: Trip parameters can be adjusted according to the protection requirements of upstream and downstream power distribution systems, facilitating selective and graded protection.
Fixed/Removable Design: Offers both fixed and removeable installation options. Removeable circuit breakers facilitate maintenance, testing, and replacement, reducing equipment maintenance time.
3-Pole/4-Pole Configuration: The appropriate number of poles can be selected based on the low-voltage power distribution system and neutral line protection requirements.
Modular Accessory System: Configurable with auxiliary contacts, alarm contacts, shunt trip units, undervoltage trip units, electric energy storage mechanisms, closing coils, and other accessories.
Remote Operation Support: Remote closing, opening, and automated control of the circuit breaker can be achieved through the electric operating mechanism and control accessories.
Mechanical/Electrical Interlocking: Applicable to dual-power supply, incoming line and bus tie power distribution schemes, etc., with corresponding interlocking methods to prevent simultaneous closing that is not permitted, improving operational safety.
Clear Status Indication: Displays circuit breaker opening/closing, energy storage, and related operating status, allowing on-site personnel to quickly assess equipment operation.
Compact Structure: A compact design meets high-current breaking and protection requirements, optimizing internal space in low-voltage switchgear.
Reliable Operation and Convenient Maintenance: Mature operating mechanisms and modular accessory design facilitate inspection and maintenance, making it suitable for power distribution systems requiring long-term continuous operation.
3WT Core Product Selling Points: High breaking capacity • Electronic protection • Flexible parameter settings • Fixed/removable • Modular accessories • Remote operation • Safety interlocking • Compact structure • High reliability
Typical Applications: Suitable for transformer low-voltage side main incoming lines, bus couplers, high-capacity feeders, industrial power distribution, commercial buildings, and general low-voltage switchgear assemblies.
ACS580
One Product, Multiple Applications
The ACS580 drive covers all aspects of typical light industrial applications, ranging from 0.75 kW to 500 kW, meeting diverse power requirements. The ACS580 drive can control compressors, conveyors, agitators, pumps, and fans, as well as various variable torque and constant torque applications.
— Minimal Setup and Commissioning Required, ACS580 Drives Control a Variety of Applications Across Industries
Reliable, Stable, and Superior Quality
The ACS580 drive is designed for customers who value application quality and reliability. Features such as coated circuit boards and a compact IP55 housing allow the ACS580 to perform well even in harsh conditions.
Furthermore, all ACS580 drive products are tested at high ambient temperatures and rated loads. Testing includes performance and all protection functions.
Simple to Use, Better Than Ever
The ACS580 drive integrates all core functions, reducing commissioning and setup time. The ACS580 drive's assistant control panel comes standard with 16 different languages. Users can upgrade to an optional Bluetooth control panel for wireless debugging and monitoring. The main settings menu and control macros facilitate quick product setup. The compact design makes the device easy to use.
ConVac
ConVac is ABB's new generation of vacuum contactors, suitable for electrical switchgear in AC power distribution systems, especially ideal for applications requiring frequent operation. It features a linear drive design, with the operating mechanism and vacuum interrupter contacts moving in the same direction, ensuring superior operating characteristics and a longer service life. The three-phase separate pole design further enhances its insulation and mechanical performance. Electrical and mechanical interlocking functions are also available to meet specific customer requirements. It includes both electrical and mechanical self-holding capabilities, simultaneously meeting major international and domestic standards such as GB, IEC, and UL.
Emax2
Performance
The Emax 2 series circuit breakers are available in four models: E1.2, E2.2, E4.2, and E6.2, with a maximum rated uninterruptible current of 6300A. This allows for reduced busbar size and cross-sectional area, resulting in compact switchgear with high rated current.
All models share the same protection trip units, auxiliary circuit connections, and major accessories, significantly simplifying design and installation.
Furthermore, the height and depth are identical for models E2.2 to E6.2.
All models offer higher rated short-circuit breaking capacity (from 42kA to 150kA), meeting the requirements of modern electrical systems and standardizing switchgear.
The Emax 2 series features high short-time withstand current, coupled with various efficient protection functions, ensuring complete selective protection in all applications.
The Emax 2 circuit breaker is precisely designed with carefully selected raw materials and features a compact size, significantly saving installation space and cost in switchgear while maintaining excellent performance.
The Emax 2 series has also expanded into the UL market, with a maximum current capacity of 6000A.
The Emax 2 air circuit breaker is certified to meet the Class 1 active energy measurement requirements of IEC 61557-12. It can detect currents close to zero, meeting high energy efficiency requirements and perfectly complementing SCADA systems.
To achieve maximum efficiency in electrical installations, intelligent management of energy use is essential. For this reason, the Emax 2 circuit breaker employs new technology,
which improves the efficiency and reliability of electrical systems while reducing energy consumption, achieving energy conservation and environmental protection.
New, advanced protective trip units and communication accessories make the Emax 2 a circuit breaker that maximizes the efficiency of all low-voltage electrical systems.
G120
Siemens SINAMICS G120 Product Features:
Modular Design: Employs a modular architecture combining control units (CUs) and power modules (PMs), allowing for flexible configuration based on power, control methods, and communication requirements.
High-Efficiency Motor Control: Supports multiple motor control methods, enabling stable speed and torque control to meet the needs of general machinery and industrial automation applications.
Wide Power Range: Offers multiple power modules and specifications, covering applications from small devices to high-power industrial drives, with the specific range depending on the G120 version and power module.
Energy-Saving Operation: Particularly suitable for variable torque loads such as fans and pumps, allowing for motor speed adjustment based on actual operating conditions, thereby reducing unnecessary energy consumption.
Integrated Safety Functions: Depending on the selected control unit, safety functions such as STO (Safe Torque Off) are available, with some configurations supporting more SafetyIntegrated functions.
Comprehensive Industrial Communication: Supports PROFINET, PROFIBUS, EtherNet/IP, and other communication methods depending on the control unit configuration, facilitating integration with PLCs and automation control systems.
Regenerative/Energy Feedback Solution: Some power modules and system configurations support energy feedback, allowing energy generated during braking to be fed back to the grid, improving system energy efficiency.
Quick Commissioning and Parameter Setting: Supports Siemens commissioning software and operation panel for parameter setting, fault diagnosis, and maintenance, facilitating equipment installation and commissioning.
Comprehensive Protection Functions: Features overcurrent, overvoltage, undervoltage, overtemperature, and motor protection functions, improving the reliability of the drive system.
Compact Structure: Modular and compact design optimizes control cabinet space and facilitates equipment replacement and maintenance.
High Reliability: Designed for continuous industrial operation environments, meeting the operational needs of manufacturing, logistics, process industries, and infrastructure.
Wide Application Range: Suitable for fans, pumps, compressors, conveyor systems, mixers, extruders, and general industrial machinery.
G120 Key Selling Points: Modular Design • High-Efficiency Motor Control • Energy-Saving Operation • Safety Integrated • Multiple Industrial Communication Options • Flexible Expansion • Easy Commissioning • High Reliability
G120XA
Siemens SINAMIC SG120XA Product Features:
Optimized for fan and pump loads: Suitable for variable torque loads such as fans, water pumps, circulating pumps, cooling towers, and compressors, allowing for motor speed adjustment according to actual needs.
High efficiency and energy saving: Reduces motor energy consumption under low load conditions through variable frequency speed control, especially suitable for HVAC, water treatment, and industrial utility systems operating continuously for extended periods.
Wide power range: Offers multiple power ratings to meet the drive requirements of motors with different capacities; specific power and voltage ranges should be determined based on the G120XA model.
Built-in PID control: Automatically adjusts motor speed based on process variables such as pressure, flow rate, and temperature, suitable for constant pressure water supply, ventilation, and temperature control systems.
Multi-pump control function: For water supply and circulation system applications, enables coordinated control of multiple pumps, improving system operating efficiency.
Extensive communication capabilities: Supports common industrial communication interfaces depending on the specific version, facilitating integration with PLCs, DCSs, or building automation systems.
Comprehensive motor protection functions: Features overcurrent, overvoltage, undervoltage, overload, and overtemperature protection, improving the operational reliability of the motor and drive system.
Automatic restart and fault handling: For unattended or continuous operation, corresponding functions enhance system recovery capabilities after short-term faults.
Easy operation and debugging: Clear parameter setting logic allows for parameter configuration, operation monitoring, and fault diagnosis using the operation panel and Siemens debugging tools.
Compact design: Reduces control cabinet installation space, facilitating system integration and equipment modification.
High environmental adaptability: Designed for infrastructure and industrial operating environments, meeting the needs of fans, pumps, and other equipment for long-term continuous operation.
Wide range of applications: Suitable for HVAC, water supply systems, wastewater treatment, cooling systems, industrial fans, circulating pumps, compressors, and industrial utilities.
G120XA Core Product Selling Points: Dedicated for fans/pumps; High efficiency and energy saving; PID control; Multi-pump control; Flexible communication; Comprehensive motor protection; Simple operation; High reliability.
G130G150
Siemens SINAMICS G130150 kW Product Features
150 kW High-Power Drive: Suitable for speed regulation of 150 kW-class three-phase AC motors, meeting the drive needs of continuous industrial operation and high-load equipment.
Modular Structure: Adopts a modular system design, allowing for the combination of power modules, control units, and related accessories according to project requirements, facilitating system integration.
High-Performance Vector Control: Supports high-quality speed and torque control, adjusting motor speed to meet actual load demands, effectively reducing energy consumption, especially in variable torque applications such as fans and pumps.
Suitable for Continuous Industrial Operation: Designed for high-power industrial drive environments, emphasizing stability and reliability, suitable for production equipment operating for extended periods.
Comprehensive Protection Functions: Equipped with overcurrent, overvoltage, undervoltage, overload, overtemperature, and motor-related protection functions, improving the safety of the drive system operation.
Flexible Communication and Automation Integration: Can be configured with control units and communication modules to connect with industrial automation systems such as PLCs and DCSs for centralized control and status monitoring.
Comprehensive Monitoring and Diagnostics: Monitors current, voltage, speed, load, and operating status, providing fault and alarm information for quick equipment problem localization.
Flexible Parameter Settings: Acceleration/deceleration time, speed range, torque limits, and protection parameters can be set according to motor and mechanical load characteristics to meet diverse operating conditions.
Strong System Expandability: Configurable with input/output modules, communication modules, braking-related components, filters, and other accessories, facilitating the construction of complete high-power drive systems.
Convenient Maintenance: Modular design facilitates equipment inspection, component replacement, and fault maintenance, reducing the maintenance complexity of large industrial drive equipment.
Wide Application Range: Suitable for large fans, pumps, compressors, conveyors, mixing equipment, and industrial production machinery.
G130 150 kW Key Selling Points:
150 kW High Power • High-Performance Vector Control • Modular Design • High Efficiency and Energy Saving • Industrial-Grade Reliability • Comprehensive Protection • Flexible Communication • Convenient Maintenance
GH180
Siemens GH180 Product Features
Medium-Voltage High-Power Drive: Designed for medium-voltage motor applications, offering broad voltage and power coverage, suitable for large fans, pumps, compressors, and other equipment.
Perfect Harmony Multi-Unit Topology: Employs a series power unit architecture, combining multiple low-voltage power units to form a medium-voltage output, achieving high-quality output waveforms.
Low Harmonic Performance: Multi-pulse input and multi-level output design effectively reduces grid-side harmonics, improving system power quality.
Near-Sinusoidal Motor Output: Multi-level output waveforms help reduce motor harmonic losses, torque ripple, and additional heat generation, making it more motor-friendly.
High Reliability Design: Modular power unit structure facilitates system maintenance and provides high operational reliability for critical industrial continuous production scenarios.
Power Unit Bypass Capability: Some system configurations support power unit bypass. When a single power unit malfunctions, appropriate strategies can maintain system operation, improving process continuity.
High Efficiency and Energy Saving: Adjusting the speed of large motors according to process requirements offers significant energy-saving potential in fan and pump applications compared to mechanical adjustment methods such as valves and baffles.
Modular Structure: The power unit adopts a modular design, facilitating fault location, spare parts management, and rapid replacement, reducing maintenance complexity.
High Motor Adaptability: Suitable for various medium-voltage motor drive scenarios, and the system can be configured according to the actual motor and load characteristics.
Comprehensive Control and Protection: Provides motor and inverter operation monitoring, fault diagnosis, and protection functions, improving the safety of large drive systems.
Automation System Integration: Can be integrated with PLCs, DCSs, and factory automation systems to achieve remote control, operational status monitoring, and fault information management.
Suitable for Critical Continuous Processes: Particularly suitable for production processes with high downtime costs, such as large compression, conveying, pumping, and ventilation systems.
GH180 Core Product Selling Points:
Medium-voltage high power; Perfect Harmony topology; Low harmonics; High-quality output waveform; Modular power unit; High reliability; Energy-saving operation; Easy maintenance.
Typical Applications:
Mainly includes: large compressors, fans, pumps, mining conveying equipment, oil and gas equipment, power plant auxiliary equipment, water treatment systems, and large industrial production lines.
HD4-40.5
The 40.5 kV VD4 vacuum circuit breaker is suitable for indoor switchgear systems with air insulation. Under normal operating conditions and within the circuit breaker's technical parameters, the VD4 vacuum circuit breaker can meet various operational requirements of the power grid under normal or fault conditions, including closing and interrupting short-circuit currents.
The vacuum circuit breaker exhibits excellent performance in applications requiring frequent operation and/or short-circuit current interruption. The VD4 vacuum circuit breaker meets the requirements for automatic reclosing and possesses extremely high operational reliability and service life.
The VD4 vacuum circuit breaker is available in both withdrawable and fixed installation types. Its basic structure is shown in Figures 3/1 and 3/2, and Figures 3/7 and 3/8.
1.2 Standards and Specifications
The manufacture of VD4 vacuum circuit breakers conforms to standards and specifications consistent with relevant publications of GB, IEC, and DIN VDE:
• GB/T 11022, IEC 62271-1, and DIN VDE 0670 part 1000, "Common Technical Conditions for Standards of High Voltage Switchgear and Controlgear"
• GB/T 1984 and IEC 62271-100 "High Voltage AC Circuit Breakers"
Meets E2, C2, M2 (10000 cycles) ratings
HVX12
12 kV Voltage Rating: Suitable for medium-voltage AC power distribution systems with a rated voltage of 12 kV, applicable to substations, industrial power distribution, infrastructure, etc.
Vacuum Arc Extinguishing Technology: Employs a vacuum arc extinguishing chamber for interruption, featuring low arc energy, minimal contact wear, and stable arc extinguishing performance.
High Short-Circuit Breaking Capacity: Designed for fault currents in medium-voltage systems, reliably interrupting short-circuit currents; the specific rated short-circuit breaking current needs to be confirmed based on the HVX model and configuration.
Long Mechanical Life: Optimized operating mechanism and vacuum arc extinguishing technology reduce mechanical and contact wear, suitable for power distribution applications requiring frequent operation.
Low Maintenance Requirements: The vacuum arc extinguishing chamber has a sealed structure, eliminating the need for replenishing the arc-extinguishing medium, reducing daily maintenance compared to traditional oil circuit breakers.
High Operational Reliability: Utilizes a mature energy storage operating mechanism for fast and stable opening and closing actions, and can be configured with electric energy storage and remote operation functions.
Modular Design: Compact structure, configurable with auxiliary contacts, shunt trip units, undervoltage release units, interlocking devices, and other accessories depending on the switchgear configuration.
Withdrawable Design: Some HVX configurations feature a removable/withdrawable structure, facilitating circuit breaker testing, maintenance, and replacement, improving switchgear maintenance convenience.
Comprehensive Mechanical Interlocking: Works seamlessly with the switchgear trolley, grounding switch, and cabinet doors to form a comprehensive safety interlocking system, reducing the risk of misoperation.
Strong Environmental Adaptability: Suitable for medium-voltage power distribution environments in industry, power, energy, and infrastructure, meeting long-term continuous operation requirements.
Wide Application Range: Can be used for the control and protection of transformers, busbars, motors, capacitor banks, and general medium-voltage feeders.
HVX24
HVX 24 Product Features
24 kV Voltage Rating: Suitable for medium-voltage AC power distribution systems up to 24 kV, meeting the needs of industrial, power, and infrastructure projects.
Vacuum Arc Extinguishing Technology: Utilizes a vacuum arc extinguishing chamber, featuring strong arc extinguishing capability, low contact wear, and rapid dielectric recovery.
Reliable Short-Circuit Breaking Performance: Capable of quickly interrupting short-circuit fault currents in the system, improving the operational safety of medium-voltage power distribution systems; the specific breaking capacity depends on the model configuration.
Long Mechanical and Electrical Life: Vacuum arc extinguishing technology, combined with a mature operating mechanism, is suitable for applications requiring long-term operation and high operating frequencies.
Low Maintenance Design: The vacuum arc extinguishing chamber employs a sealed structure, eliminating the need for replenishing the arc-extinguishing medium, reducing daily inspection and maintenance workload.
Energy Storage Operating Mechanism: Employs a reliable spring energy storage mechanism, which can be configured with electric energy storage for rapid and stable opening and closing operations.
Withdrawable/Removable Structure: Some HVX 24 solutions can adopt a removable structure, facilitating circuit breaker removal, testing, maintenance, and replacement.
Comprehensive Safety Interlocks: It can form mechanical/electrical interlocks with switchgear, grounding switches, cabinet doors, and handcart mechanisms to help prevent misoperation.
Compact Structure: Optimized for medium-voltage metal-armored switchgear, it facilitates compact switchgear design while ensuring insulation and breaking performance.
Flexible Accessory Configuration: It can be configured with shunt trip units, undervoltage trip units, auxiliary contacts, closing coils, electric energy storage mechanisms, and phase-to-phase interlocking devices.
Good Environmental Adaptability: Suitable for medium-voltage power distribution environments such as power, industry, energy, transportation, commercial buildings, and infrastructure.
Wide Application Range: It can be used for transformer protection, feeder protection, busbar control, motor control, and control and protection of other medium-voltage loads.
Product Selling Points Summary: The HVX 24 features reliable vacuum breaking performance, high short-circuit breaking capacity, long service life, low maintenance requirements, flexible accessory configuration, and comprehensive safety interlocks, making it a reliable control and protection device for 24 kV medium-voltage power distribution systems.
Schneider Electric's products span multiple fields—including low-voltage power distribution, industrial control, automation, and energy management—and are widely applied in equipment manufacturing, control cabinets, production lines, and engineering projects.
Low-voltage power distribution
Schneider offers an extensive range of circuit breakers, contactors, relays, and related low-voltage products, catering to diverse procurement needs—from equipment integration and power distribution control to the sourcing of routine spare parts.
For frequently used products, inventory checks and order fulfillment can be processed based on specific model numbers, specifications, and quantities.
Industrial Automation
In the field of industrial automation, Schneider offers PLCs, variable frequency drives, soft starters, HMIs, and related control products.
By combining these various automation products, the company can meet application requirements such as production equipment control, automation upgrades, and system integration.
Siemens
3WA
Siemens 3WA Product Features:
High Breaking Capacity: Designed for low-voltage, high-current power distribution systems, it reliably interrupts short-circuit fault currents, suitable for main incoming lines, bus couplers, and critical feeder circuits.
Wide Current Coverage: Offers various frame sizes and rated current levels to meet the power distribution needs of industrial and commercial buildings, data centers, and infrastructure of varying capacities.
Intelligent Electronic Trip Unit (ETU): Configurable with different levels of electronic trip units, providing overload, short-delay short-circuit, instantaneous short-circuit, and ground fault protection.
High-Precision Measurement and Monitoring: Depending on the ETU and accessories configuration, it can monitor electrical parameters such as current, voltage, power, and energy, providing data support for energy management and fault analysis.
Digital Communication Capability: Can be connected to automation and energy management systems via appropriate communication modules, enabling remote monitoring of circuit breaker status, measurement data, and fault information.
Modular Design: The trip unit, communication module, auxiliary contacts, and operating mechanism adopt a modular design, allowing for flexible configuration and expansion according to project requirements.
Fixed and Withdrawn Structures: Offers both fixed and withdrawable options. The withdrawable design facilitates equipment inspection, maintenance, and rapid replacement, improving power supply continuity.
Comprehensive selective protection: Protection parameters can be set to coordinate with upstream and downstream circuit breakers, ensuring that only the faulty circuit is disconnected during a fault.
Comprehensive safety interlocking: Mechanical and electrical interlocking devices can be configured for incoming lines, bus couplers, and other power distribution schemes to help prevent erroneous operation.
Remote operation capability: Can be configured with electric energy storage mechanisms, shunt trip units, undervoltage trip units, closing coils, etc., enabling remote opening and closing and automated control.
Convenient maintenance and diagnostics: Supports viewing operating status, tripping causes, and related diagnostic information, facilitating rapid fault location and maintenance planning by maintenance personnel.
High reliability design: Suitable for critical low-voltage power distribution systems requiring long-term continuous operation, applicable to industrial production, energy, infrastructure, and data center scenarios.
3WA Core Product Selling Points: High breaking capacity • ETU intelligent protection • Digital measurement • Communication interconnection • Modular design • Selective protection • Fixed/withdrawn structure • Remote operation • High reliability
Typical Applications: Low-voltage main incoming line, bus tie, high-capacity feeder, low-voltage side of transformer, generator power distribution, industrial power distribution systems, data centers, commercial building and infrastructure power distribution systems.
3WT
SENTRON 3WT circuit breaker protection.
Flexible protection parameter settings: Trip parameters can be adjusted according to the protection requirements of upstream and downstream power distribution systems, facilitating selective and graded protection.
Fixed/Removable Design: Offers both fixed and removeable installation options. Removeable circuit breakers facilitate maintenance, testing, and replacement, reducing equipment maintenance time.
3-Pole/4-Pole Configuration: The appropriate number of poles can be selected based on the low-voltage power distribution system and neutral line protection requirements.
Modular Accessory System: Configurable with auxiliary contacts, alarm contacts, shunt trip units, undervoltage trip units, electric energy storage mechanisms, closing coils, and other accessories.
Remote Operation Support: Remote closing, opening, and automated control of the circuit breaker can be achieved through the electric operating mechanism and control accessories.
Mechanical/Electrical Interlocking: Applicable to dual-power supply, incoming line and bus tie power distribution schemes, etc., with corresponding interlocking methods to prevent simultaneous closing that is not permitted, improving operational safety.
Clear Status Indication: Displays circuit breaker opening/closing, energy storage, and related operating status, allowing on-site personnel to quickly assess equipment operation.
Compact Structure: A compact design meets high-current breaking and protection requirements, optimizing internal space in low-voltage switchgear.
Reliable Operation and Convenient Maintenance: Mature operating mechanisms and modular accessory design facilitate inspection and maintenance, making it suitable for power distribution systems requiring long-term continuous operation.
3WT Core Product Selling Points: High breaking capacity • Electronic protection • Flexible parameter settings • Fixed/removable • Modular accessories • Remote operation • Safety interlocking • Compact structure • High reliability
Typical Applications: Suitable for transformer low-voltage side main incoming lines, bus couplers, high-capacity feeders, industrial power distribution, commercial buildings, and general low-voltage switchgear assemblies.
ACS580
One Product, Multiple Applications
The ACS580 drive covers all aspects of typical light industrial applications, ranging from 0.75 kW to 500 kW, meeting diverse power requirements. The ACS580 drive can control compressors, conveyors, agitators, pumps, and fans, as well as various variable torque and constant torque applications.
— Minimal Setup and Commissioning Required, ACS580 Drives Control a Variety of Applications Across Industries
Reliable, Stable, and Superior Quality
The ACS580 drive is designed for customers who value application quality and reliability. Features such as coated circuit boards and a compact IP55 housing allow the ACS580 to perform well even in harsh conditions.
Furthermore, all ACS580 drive products are tested at high ambient temperatures and rated loads. Testing includes performance and all protection functions.
Simple to Use, Better Than Ever
The ACS580 drive integrates all core functions, reducing commissioning and setup time. The ACS580 drive's assistant control panel comes standard with 16 different languages. Users can upgrade to an optional Bluetooth control panel for wireless debugging and monitoring. The main settings menu and control macros facilitate quick product setup. The compact design makes the device easy to use.
ConVac
ConVac is ABB's new generation of vacuum contactors, suitable for electrical switchgear in AC power distribution systems, especially ideal for applications requiring frequent operation. It features a linear drive design, with the operating mechanism and vacuum interrupter contacts moving in the same direction, ensuring superior operating characteristics and a longer service life. The three-phase separate pole design further enhances its insulation and mechanical performance. Electrical and mechanical interlocking functions are also available to meet specific customer requirements. It includes both electrical and mechanical self-holding capabilities, simultaneously meeting major international and domestic standards such as GB, IEC, and UL.
Emax2
Performance
The Emax 2 series circuit breakers are available in four models: E1.2, E2.2, E4.2, and E6.2, with a maximum rated uninterruptible current of 6300A. This allows for reduced busbar size and cross-sectional area, resulting in compact switchgear with high rated current.
All models share the same protection trip units, auxiliary circuit connections, and major accessories, significantly simplifying design and installation.
Furthermore, the height and depth are identical for models E2.2 to E6.2.
All models offer higher rated short-circuit breaking capacity (from 42kA to 150kA), meeting the requirements of modern electrical systems and standardizing switchgear.
The Emax 2 series features high short-time withstand current, coupled with various efficient protection functions, ensuring complete selective protection in all applications.
The Emax 2 circuit breaker is precisely designed with carefully selected raw materials and features a compact size, significantly saving installation space and cost in switchgear while maintaining excellent performance.
The Emax 2 series has also expanded into the UL market, with a maximum current capacity of 6000A.
The Emax 2 air circuit breaker is certified to meet the Class 1 active energy measurement requirements of IEC 61557-12. It can detect currents close to zero, meeting high energy efficiency requirements and perfectly complementing SCADA systems.
To achieve maximum efficiency in electrical installations, intelligent management of energy use is essential. For this reason, the Emax 2 circuit breaker employs new technology,
which improves the efficiency and reliability of electrical systems while reducing energy consumption, achieving energy conservation and environmental protection.
New, advanced protective trip units and communication accessories make the Emax 2 a circuit breaker that maximizes the efficiency of all low-voltage electrical systems.
G120
Siemens SINAMICS G120 Product Features:
Modular Design: Employs a modular architecture combining control units (CUs) and power modules (PMs), allowing for flexible configuration based on power, control methods, and communication requirements.
High-Efficiency Motor Control: Supports multiple motor control methods, enabling stable speed and torque control to meet the needs of general machinery and industrial automation applications.
Wide Power Range: Offers multiple power modules and specifications, covering applications from small devices to high-power industrial drives, with the specific range depending on the G120 version and power module.
Energy-Saving Operation: Particularly suitable for variable torque loads such as fans and pumps, allowing for motor speed adjustment based on actual operating conditions, thereby reducing unnecessary energy consumption.
Integrated Safety Functions: Depending on the selected control unit, safety functions such as STO (Safe Torque Off) are available, with some configurations supporting more SafetyIntegrated functions.
Comprehensive Industrial Communication: Supports PROFINET, PROFIBUS, EtherNet/IP, and other communication methods depending on the control unit configuration, facilitating integration with PLCs and automation control systems.
Regenerative/Energy Feedback Solution: Some power modules and system configurations support energy feedback, allowing energy generated during braking to be fed back to the grid, improving system energy efficiency.
Quick Commissioning and Parameter Setting: Supports Siemens commissioning software and operation panel for parameter setting, fault diagnosis, and maintenance, facilitating equipment installation and commissioning.
Comprehensive Protection Functions: Features overcurrent, overvoltage, undervoltage, overtemperature, and motor protection functions, improving the reliability of the drive system.
Compact Structure: Modular and compact design optimizes control cabinet space and facilitates equipment replacement and maintenance.
High Reliability: Designed for continuous industrial operation environments, meeting the operational needs of manufacturing, logistics, process industries, and infrastructure.
Wide Application Range: Suitable for fans, pumps, compressors, conveyor systems, mixers, extruders, and general industrial machinery.
G120 Key Selling Points: Modular Design • High-Efficiency Motor Control • Energy-Saving Operation • Safety Integrated • Multiple Industrial Communication Options • Flexible Expansion • Easy Commissioning • High Reliability
G120XA
Siemens SINAMIC SG120XA Product Features:
Optimized for fan and pump loads: Suitable for variable torque loads such as fans, water pumps, circulating pumps, cooling towers, and compressors, allowing for motor speed adjustment according to actual needs.
High efficiency and energy saving: Reduces motor energy consumption under low load conditions through variable frequency speed control, especially suitable for HVAC, water treatment, and industrial utility systems operating continuously for extended periods.
Wide power range: Offers multiple power ratings to meet the drive requirements of motors with different capacities; specific power and voltage ranges should be determined based on the G120XA model.
Built-in PID control: Automatically adjusts motor speed based on process variables such as pressure, flow rate, and temperature, suitable for constant pressure water supply, ventilation, and temperature control systems.
Multi-pump control function: For water supply and circulation system applications, enables coordinated control of multiple pumps, improving system operating efficiency.
Extensive communication capabilities: Supports common industrial communication interfaces depending on the specific version, facilitating integration with PLCs, DCSs, or building automation systems.
Comprehensive motor protection functions: Features overcurrent, overvoltage, undervoltage, overload, and overtemperature protection, improving the operational reliability of the motor and drive system.
Automatic restart and fault handling: For unattended or continuous operation, corresponding functions enhance system recovery capabilities after short-term faults.
Easy operation and debugging: Clear parameter setting logic allows for parameter configuration, operation monitoring, and fault diagnosis using the operation panel and Siemens debugging tools.
Compact design: Reduces control cabinet installation space, facilitating system integration and equipment modification.
High environmental adaptability: Designed for infrastructure and industrial operating environments, meeting the needs of fans, pumps, and other equipment for long-term continuous operation.
Wide range of applications: Suitable for HVAC, water supply systems, wastewater treatment, cooling systems, industrial fans, circulating pumps, compressors, and industrial utilities.
G120XA Core Product Selling Points: Dedicated for fans/pumps; High efficiency and energy saving; PID control; Multi-pump control; Flexible communication; Comprehensive motor protection; Simple operation; High reliability.
G130G150
Siemens SINAMICS G130150 kW Product Features
150 kW High-Power Drive: Suitable for speed regulation of 150 kW-class three-phase AC motors, meeting the drive needs of continuous industrial operation and high-load equipment.
Modular Structure: Adopts a modular system design, allowing for the combination of power modules, control units, and related accessories according to project requirements, facilitating system integration.
High-Performance Vector Control: Supports high-quality speed and torque control, adjusting motor speed to meet actual load demands, effectively reducing energy consumption, especially in variable torque applications such as fans and pumps.
Suitable for Continuous Industrial Operation: Designed for high-power industrial drive environments, emphasizing stability and reliability, suitable for production equipment operating for extended periods.
Comprehensive Protection Functions: Equipped with overcurrent, overvoltage, undervoltage, overload, overtemperature, and motor-related protection functions, improving the safety of the drive system operation.
Flexible Communication and Automation Integration: Can be configured with control units and communication modules to connect with industrial automation systems such as PLCs and DCSs for centralized control and status monitoring.
Comprehensive Monitoring and Diagnostics: Monitors current, voltage, speed, load, and operating status, providing fault and alarm information for quick equipment problem localization.
Flexible Parameter Settings: Acceleration/deceleration time, speed range, torque limits, and protection parameters can be set according to motor and mechanical load characteristics to meet diverse operating conditions.
Strong System Expandability: Configurable with input/output modules, communication modules, braking-related components, filters, and other accessories, facilitating the construction of complete high-power drive systems.
Convenient Maintenance: Modular design facilitates equipment inspection, component replacement, and fault maintenance, reducing the maintenance complexity of large industrial drive equipment.
Wide Application Range: Suitable for large fans, pumps, compressors, conveyors, mixing equipment, and industrial production machinery.
G130 150 kW Key Selling Points:
150 kW High Power • High-Performance Vector Control • Modular Design • High Efficiency and Energy Saving • Industrial-Grade Reliability • Comprehensive Protection • Flexible Communication • Convenient Maintenance
GH180
Siemens GH180 Product Features
Medium-Voltage High-Power Drive: Designed for medium-voltage motor applications, offering broad voltage and power coverage, suitable for large fans, pumps, compressors, and other equipment.
Perfect Harmony Multi-Unit Topology: Employs a series power unit architecture, combining multiple low-voltage power units to form a medium-voltage output, achieving high-quality output waveforms.
Low Harmonic Performance: Multi-pulse input and multi-level output design effectively reduces grid-side harmonics, improving system power quality.
Near-Sinusoidal Motor Output: Multi-level output waveforms help reduce motor harmonic losses, torque ripple, and additional heat generation, making it more motor-friendly.
High Reliability Design: Modular power unit structure facilitates system maintenance and provides high operational reliability for critical industrial continuous production scenarios.
Power Unit Bypass Capability: Some system configurations support power unit bypass. When a single power unit malfunctions, appropriate strategies can maintain system operation, improving process continuity.
High Efficiency and Energy Saving: Adjusting the speed of large motors according to process requirements offers significant energy-saving potential in fan and pump applications compared to mechanical adjustment methods such as valves and baffles.
Modular Structure: The power unit adopts a modular design, facilitating fault location, spare parts management, and rapid replacement, reducing maintenance complexity.
High Motor Adaptability: Suitable for various medium-voltage motor drive scenarios, and the system can be configured according to the actual motor and load characteristics.
Comprehensive Control and Protection: Provides motor and inverter operation monitoring, fault diagnosis, and protection functions, improving the safety of large drive systems.
Automation System Integration: Can be integrated with PLCs, DCSs, and factory automation systems to achieve remote control, operational status monitoring, and fault information management.
Suitable for Critical Continuous Processes: Particularly suitable for production processes with high downtime costs, such as large compression, conveying, pumping, and ventilation systems.
GH180 Core Product Selling Points:
Medium-voltage high power; Perfect Harmony topology; Low harmonics; High-quality output waveform; Modular power unit; High reliability; Energy-saving operation; Easy maintenance.
Typical Applications:
Mainly includes: large compressors, fans, pumps, mining conveying equipment, oil and gas equipment, power plant auxiliary equipment, water treatment systems, and large industrial production lines.
HD4-40.5
The 40.5 kV VD4 vacuum circuit breaker is suitable for indoor switchgear systems with air insulation. Under normal operating conditions and within the circuit breaker's technical parameters, the VD4 vacuum circuit breaker can meet various operational requirements of the power grid under normal or fault conditions, including closing and interrupting short-circuit currents.
The vacuum circuit breaker exhibits excellent performance in applications requiring frequent operation and/or short-circuit current interruption. The VD4 vacuum circuit breaker meets the requirements for automatic reclosing and possesses extremely high operational reliability and service life.
The VD4 vacuum circuit breaker is available in both withdrawable and fixed installation types. Its basic structure is shown in Figures 3/1 and 3/2, and Figures 3/7 and 3/8.
1.2 Standards and Specifications
The manufacture of VD4 vacuum circuit breakers conforms to standards and specifications consistent with relevant publications of GB, IEC, and DIN VDE:
• GB/T 11022, IEC 62271-1, and DIN VDE 0670 part 1000, "Common Technical Conditions for Standards of High Voltage Switchgear and Controlgear"
• GB/T 1984 and IEC 62271-100 "High Voltage AC Circuit Breakers"
Meets E2, C2, M2 (10000 cycles) ratings
HVX12
12 kV Voltage Rating: Suitable for medium-voltage AC power distribution systems with a rated voltage of 12 kV, applicable to substations, industrial power distribution, infrastructure, etc.
Vacuum Arc Extinguishing Technology: Employs a vacuum arc extinguishing chamber for interruption, featuring low arc energy, minimal contact wear, and stable arc extinguishing performance.
High Short-Circuit Breaking Capacity: Designed for fault currents in medium-voltage systems, reliably interrupting short-circuit currents; the specific rated short-circuit breaking current needs to be confirmed based on the HVX model and configuration.
Long Mechanical Life: Optimized operating mechanism and vacuum arc extinguishing technology reduce mechanical and contact wear, suitable for power distribution applications requiring frequent operation.
Low Maintenance Requirements: The vacuum arc extinguishing chamber has a sealed structure, eliminating the need for replenishing the arc-extinguishing medium, reducing daily maintenance compared to traditional oil circuit breakers.
High Operational Reliability: Utilizes a mature energy storage operating mechanism for fast and stable opening and closing actions, and can be configured with electric energy storage and remote operation functions.
Modular Design: Compact structure, configurable with auxiliary contacts, shunt trip units, undervoltage release units, interlocking devices, and other accessories depending on the switchgear configuration.
Withdrawable Design: Some HVX configurations feature a removable/withdrawable structure, facilitating circuit breaker testing, maintenance, and replacement, improving switchgear maintenance convenience.
Comprehensive Mechanical Interlocking: Works seamlessly with the switchgear trolley, grounding switch, and cabinet doors to form a comprehensive safety interlocking system, reducing the risk of misoperation.
Strong Environmental Adaptability: Suitable for medium-voltage power distribution environments in industry, power, energy, and infrastructure, meeting long-term continuous operation requirements.
Wide Application Range: Can be used for the control and protection of transformers, busbars, motors, capacitor banks, and general medium-voltage feeders.
HVX24
HVX 24 Product Features
24 kV Voltage Rating: Suitable for medium-voltage AC power distribution systems up to 24 kV, meeting the needs of industrial, power, and infrastructure projects.
Vacuum Arc Extinguishing Technology: Utilizes a vacuum arc extinguishing chamber, featuring strong arc extinguishing capability, low contact wear, and rapid dielectric recovery.
Reliable Short-Circuit Breaking Performance: Capable of quickly interrupting short-circuit fault currents in the system, improving the operational safety of medium-voltage power distribution systems; the specific breaking capacity depends on the model configuration.
Long Mechanical and Electrical Life: Vacuum arc extinguishing technology, combined with a mature operating mechanism, is suitable for applications requiring long-term operation and high operating frequencies.
Low Maintenance Design: The vacuum arc extinguishing chamber employs a sealed structure, eliminating the need for replenishing the arc-extinguishing medium, reducing daily inspection and maintenance workload.
Energy Storage Operating Mechanism: Employs a reliable spring energy storage mechanism, which can be configured with electric energy storage for rapid and stable opening and closing operations.
Withdrawable/Removable Structure: Some HVX 24 solutions can adopt a removable structure, facilitating circuit breaker removal, testing, maintenance, and replacement.
Comprehensive Safety Interlocks: It can form mechanical/electrical interlocks with switchgear, grounding switches, cabinet doors, and handcart mechanisms to help prevent misoperation.
Compact Structure: Optimized for medium-voltage metal-armored switchgear, it facilitates compact switchgear design while ensuring insulation and breaking performance.
Flexible Accessory Configuration: It can be configured with shunt trip units, undervoltage trip units, auxiliary contacts, closing coils, electric energy storage mechanisms, and phase-to-phase interlocking devices.
Good Environmental Adaptability: Suitable for medium-voltage power distribution environments such as power, industry, energy, transportation, commercial buildings, and infrastructure.
Wide Application Range: It can be used for transformer protection, feeder protection, busbar control, motor control, and control and protection of other medium-voltage loads.
Product Selling Points Summary: The HVX 24 features reliable vacuum breaking performance, high short-circuit breaking capacity, long service life, low maintenance requirements, flexible accessory configuration, and comprehensive safety interlocks, making it a reliable control and protection device for 24 kV medium-voltage power distribution systems.
Siemens possesses a comprehensive product portfolio in the fields of industrial automation and digital control; its products are widely used in machinery manufacturing, production line control, process automation, and the upgrading and retrofitting of industrial equipment.
Siemens PLCs are widely used in industrial automation control systems and can operate in conjunction with human-machine interfaces (HMIs), variable frequency drives (VFDs), servo systems, and other field devices.
For equipment and production lines of varying scales, the appropriate product series can be selected based on factors such as the number of control points, communication methods, and functional requirements.
Siemens frequency converters and drive products are suitable for applications such as conveyor systems, machine tools, fans, pumps, and various types of industrial machinery, meeting the operational and control requirements of different equipment through appropriate product selection.da.
ABB, Schneider, and Siemens each offer product portfolios with distinct characteristics; in practical industrial projects, the choice of brand often depends on equipment design, technical specifications, and the client’s existing systems.
In the realm of industrial electrical supplies, factors such as model compatibility, inventory levels, lead times, and the availability of spare parts are just as critical as the products themselves.
We supply industrial electrical products from ABB, Schneider, and Siemens to meet a wide range of needs—including equipment integration, automation upgrades, engineering projects, and routine maintenance. We ensure reliable product support for diverse industrial applications through diligent inventory management of common models, efficient order fulfillment, and timely delivery.
