The DDC779BE01 (3BHE006805R0001) is a specialized high-voltage inverter gate driver board engineered for ABB’s ACS6000 medium-voltage (MV) drive systems. This critical interface module bridges the gap between the drive's central control unit and the Integrated Gate-Commutated Thyristors (IGCTs). Its primary function is to convert low-voltage control logic into high-current gate pulses required to trigger the power semiconductors. By managing the switching frequency and timing of the inverter stage, the DDC779BE01 ensures high-precision torque and speed regulation for large-scale synchronous and induction motors in heavy industrial applications.
The DDC779BE01 (3BHE006805R0001) is optimized for the extreme electrical stress environments found in power conversion cabinets.
Manufacturer: ABB (Origin: Sweden)
Part Number: DDC779BE01
Ordering ID: 3BHE006805R0001
System Category: ACS6000 Medium Voltage Drive Accessories
Component Type: Gate Driver / Inverter Control Board
IGCT Compatibility: Designed for high-power IGCT semiconductors up to 1500A
Signal Interface: RS485 and CANopen (variant-specific)
Switching Capacity: High-speed pulse generation for variable frequency AC conversion
Protection Logic: Integrated fault detection, overcurrent feedback, and rapid IGCT shutdown
Dimensions: 17.8 cm x 10.2 cm x 17.8 cm (7.0 in x 4.0 in x 7.0 in)
Net Weight: 0.3 kg (0.66 lbs)
Ingress Protection: IP20
Cooling Requirement: Optimized for forced-air or liquid-cooled converter frames
Operating Temperature: -20°C to +60°C
Storage Temperature: -40°C to +85°C
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