Brief Product Description

5SHX2645L0004, part number 3BHL000389P0104, is an ABB integrated gate‑commutated thyristor (IGCT) power semiconductor module. Designed for high‑power medium‑voltage drive and power conversion systems, this press‑pack type module combines high‑current switching capability with integrated gate‑drive unit. It features fast switching speed, low conduction loss and high surge‑current withstand capacity. Optimized for liquid‑cooled power unit assemblies, it delivers reliable performance under heavy‑duty industrial conditions. As an end‑of‑life critical power spare part, it is supplied as fully‑tested surplus and refurbished units for maintenance and retrofit of existing ABB medium‑voltage variable‑frequency drives and power conversion equipment.

Product Number: 3BHL000389P0104

ABB model name: 5SHX2645L0004

Directory Description: 5SHX2645L0004 IGCT RC

Detailed description: 5SHX2645L0004

Change product ID (old) : 3BHL000389P0101

Net weight of the product: 2.6 kilograms

Technical parameters

4500V, 91mm coating

Dual-use item (ECN 3A001g2).

Core Product Functions

• High‑power bidirectional switching for rectifier and inverter stages in medium‑voltage power conversion equipment
• Integrated IGCT chip and gate‑drive circuit for fast, precise gate triggering via fiber‑optic signals
• High surge‑current endurance to withstand transient fault current during system short‑circuit events
• Low on‑state power loss to improve overall energy efficiency for large‑capacity drive systems
• Press‑pack mechanical structure for reliable thermal contact with liquid‑cooled heat sinks
• Support high‑frequency pulse‑width‑modulation operation for motor speed‑regulation control
• Work cooperatively with snubber circuits to suppress voltage spikes and protect semiconductor chips
• Realize AC‑DC‑AC energy conversion for large‑scale industrial motor variable‑speed control

• Modular press‑pack form factor enables convenient replacement inside phase‑module assemblies

Application Scenarios

• ABB ACS6000 series medium‑voltage variable frequency drive phase modules
• Heavy‑duty motor drive systems for mining, metallurgy and mineral processing plants
• Petrochemical and chemical industry large‑power compressor, pump and fan drive installations
• Cement plant high‑capacity medium‑voltage motor speed‑regulation power units
• Power plant auxiliary variable‑speed drives and industrial power quality correction devices

• Spare replacement IGCT power module for maintenance, troubleshooting and upgrade of legacy ABB power conversion racks

FAQ (Frequently Asked Questions)

• Q: Drive triggers over‑current or short‑circuit faults after module replacement?
  A: Check press‑pack clamping torque, fiber‑optic trigger cable condition, snubber component integrity and internal chip damage of IGCT module.
• Q: Module runs with excessive temperature and frequent overtemperature alarms?
  A: Inspect cooling system performance, uneven clamping pressure, heat‑sink contamination or poor thermal contact surface.
• Q: Can ABB 5SHX2645L0004 3BHL000389P0104 be replaced under energized cabinet status?
  A: Power‑on replacement is strictly prohibited. Cut off high‑voltage supply, fully discharge DC bus capacitors and follow lockout‑tagout safety procedures before replacement.
• Q: Can this IGCT module be used for other brands of medium‑voltage inverters?
  A: It is optimized for matching ABB phase‑module assemblies. Matching gate‑drive, snubber and mechanical clamping conditions are required; cross‑brand compatibility cannot be guaranteed.

• Q: Is ABB 5SHX2645L0004 3BHL000389P0104 available for brand‑new drive projects?
  A: This legacy IGCT power module has reached end‑of‑life. Only surplus and fully‑tested refurbished units are provided for existing‑site maintenance work.

5SHX2645L0004 3BHL000389P0104.pdf