The ABB GC C960 C103 3BHE033067R0103, also cataloged as the GC C960 C103 Phase Interface Board, operates as a dedicated hardware component for phase signal processing and converter firing control within AC 800PEC platforms.

Hardware Identification & Subsystem Architecture

The hardware part number structure identifies functional features within the controller chassis:

• GC C960 C103: Circuit board variant designating the high-speed phase interface hardware topology.

• 3BHE033067R0103: Unique manufacturing part number assigned to the printed circuit assembly.

• AC 800PEC: Control system platform utilizing dedicated processing boards for converter control loops.

Technical & Environmental Specifications

Deterministic High-Speed Bus Communication

The phase interface module interfaces directly with high-speed rack buses to achieve predictable execution timing for fast switching cycles. High backplane bus communication velocity ensures real-time exchange of converter state variables, while firmware flash compatibility permits seamless integration across AC 800PEC control hardware updates without disturbing onboard RAM memory maps.

Standard Delivery Hardware

• 1 x ABB GC C960 C103 3BHE033067R0103 Phase Interface Board

Mounting & Mechanical Handling Rules

• ESD Protection Protocols: Standard static precautions apply. Ground wrist straps to cabinet metal framework before touching board edge connectors.

• Subrack Power Isolation: Disconnect the 24 VDC main supply from the rack chassis before inserting or extracting the board assembly.

• Connector Insertion: Slide board smoothly along chassis card guides until rear interface multi-pin headers seat completely. Tighten front panel retaining screws.

• Field Wiring Routing: Keep high-frequency optical or copper phase feedback lines isolated from heavy DC power feed lines within the panel wire ducts.

Frequently Asked Questions

• What supply voltage tolerance is permitted on the power input lines?

  The board requires a nominal 24 VDC power source with an allowable operational tolerance window of +/- 10%.

• What is the typical operational power consumption of the phase interface board?

  During active signal conversion, the internal circuit architecture typically consumes between 5 W and 10 W.

• Does the board support live hot-swapping during converter operation?

  No, removing or inserting the board while the subrack backplane is energized can damage sensitive digital bus circuits.

• How much volatile RAM memory is integrated on the board circuit?

  The onboard memory architecture includes typically 512 MB to 1 GB of RAM for fast execution buffering.

• What range of operating temperatures can the board withstand in enclosure installations?

  The unit is rated for operation across ambient temperatures ranging from -20 deg C up to +70 deg C.

• How are phase switching signals isolated from central controller logic?

  The board utilizes dedicated optical and galvanic isolation barriers to prevent field noise from affecting core control loops.

• What procedure prevents backplane pin damage during card installation?

  Ensure the module aligns perfectly with top and bottom subrack card guides before applying firm pressure on the faceplate.

• Is manual calibration required upon replacing a damaged interface board?

  No hardware calibration is required; the central controller downloads necessary execution configuration parameters on startup.