ABB 5SHY3545L0003
5SHY3545L0003 is an asymmetric integrated gate-commutated thyristor (IGCT) module in the ABB 5SHY series. It adopts advanced insulated gate commutation technology and is specifically designed for high-voltage, high-current power electronic applications. Featuring a compact modular structure, this module can be quickly integrated into high-power devices such as frequency converters, servo drives, and traction systems.
Key Technical Specifications
- Rated Voltage: Up to 4500 V (up to 6000 V for some specifications)
- Rated Current: 3500 A (up to 5250 A for optional specifications)
- Switching Speed: Approximately 1 µs, with extremely fast response characteristics
- Power Consumption: About 3.5 W (powered by 24 V DC)
- Dimensions/Weight: Approximately 300 mm × 300 mm × 100 mm, weight about 10 kg
- Operating Temperature Range: -25 °C ~ +70 °C, compliant with certifications such as IEC 60898, CE, UL, and RoHS
- Insulation Voltage: 1500 V AC/DC isolation, with multiple protection functions including overcurrent, overvoltage, and overtemperature protection
Product Features
- High Voltage and Current Capacity: Reliable operation at voltages above 4500 V and currents above 3500 A, suitable for heavy-duty industrial scenarios.
- Fast Switching: 1 µs-level switching time significantly reduces switching losses and improves system efficiency.
- Modular Design: Compact structure for quick installation and replacement on cabinets or DIN rails.
- Comprehensive Protection: Built-in protection against overcurrent, overvoltage, overtemperature, and short circuits to enhance system safety.
- Environmental Adaptability: Military-grade components resist high temperatures and humidity, suitable for harsh industrial environments.
Structure and Composition
- IGCT Core Chip: Implements efficient gate commutation functions.
- Heat Sink: Ensures thermal management during high-current operation.
- Input/Output Terminals: Provides electrical connections for high voltage and current.
- Protection Circuit Board: Integrates overcurrent, overvoltage, and overtemperature detection and disconnection functions.
- Enclosure: Die-cast metal enclosure with IP20 protection rating, facilitating DIN rail mounting.
Typical Application Areas
- Variable Frequency Drives (VFD): Startup, speed regulation, and braking of large motors.
- Servo Systems: Industrial robots and CNC machine tools requiring high-precision position and speed control.
- Traction and Electric Vehicles: Power conversion and regenerative braking for electric vehicles.
- Renewable Energy: High-power commutation in wind power and photovoltaic inverters.
- Power Electronics: High-power loads such as welding machines, heaters, and industrial power supplies.
Installation and Maintenance Guidelines
- Pre-installation Inspection: Confirm that the power supply voltage, terminal numbers, and module specifications match; check if the heat sink is securely installed.
- Mounting Method: Use DIN rail or bolt mounting to ensure the module is placed horizontally and avoid mechanical stress.
- Wiring Notes: Use copper conductors that meet the rated current, keep terminals tight to prevent local overheating caused by loosening.
- Heat Dissipation Management: Ensure adequate air circulation around the heat sink; install fans or forced air cooling if necessary.
- Regular Maintenance: Inspect terminal tightness and check for dust or corrosion on heat sink surfaces every 6–12 months; perform functional self-tests on the protection circuit.
- Fault Diagnosis: The module is equipped with built-in fault indicator lights. In case of abnormalities, first check if overcurrent/overvoltage protection is triggered; replace the IGCT chip or heat dissipation components if necessary.

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If you would like to learn more about our products and services, please feel free to contact us at any time!
- Sales Manager : Jinny
- Email : sales5@xrjdcs.com
- Whatsapp/Mobile:+86 15359273791
Global renowned brand cooperation
ABB 丨 GE 丨Allen Bradley 丨 Honeywell 丨 Emerson 丨 Bently Nevada 丨 Westinghouse
Triconex 丨 Foxboro 丨 ICS Triplex 丨 Hima 丨 Schneider 丨 Yokogawa 丨 Woodward
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Product Portfolio
We boast a comprehensive product portfolio that spans every segment of automated systems, with key offerings including:
- PLC Controllers: PLC controllers and associated peripheral devices from leading brands like ABB, Siemens, and Omron.
- DCS System Spare Parts: Replacement components for DCS systems, covering trusted brands such as ABB, FOXBORO, and Honeywell.
- Frequency Inverters: High-performance frequency inverters manufactured by renowned brands including ABB, Siemens, and Yaskawa.
- Servo Motors: Precision servo motors supplied by top-tier brands like Yaskawa and Panasonic.
- Sensors: Reliable sensors from industry leaders such as ABB and Honeywell.
- I/O Modules: Industrial-grade I/O modules, with options from brands like ABB.
Customer Base
Our clientele extends across a diverse range of industries, encompassing:
- Petrochemical Industry
- Electric Power Sector
- Iron and Steel Manufacturing
- Pharmaceutical Industry
- Food and Beverage Sector
- Water Treatment Industry
One-Stop Sourcing: We provide a rich selection of industrial control products, ensuring all your sourcing requirements are fully met.
Professional Solutions: Our technical team will develop tailor-made optimal solutions to address your specific needs.
Thoughtful Service: We offer end-to-end support, covering pre-sales consultation, in-sales assistance, and after-sales service.

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