Product Details
Configured for power regulation and signal monitoring in EX2000 and related IGBT drive applications, the GE DS200DCFBG1B (DS200DCFB Power Supply Board) provides direct electrical conversion and feedback execution for motor field and armature control loops.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | DS200DCFBG1B |
| Brand | General Electric |
| Origin | USA |
| Operating Temp | Standard industrial range |
| Power Consumption | N/A (Power supply unit) |
| Input Voltage | 38 VAC, 115 VAC, 24 VDC |
| Output Voltages | +5 VDC (4 A), +/- 15 VDC, +/- 24 VDC |
Backplane Bus Communication and Deterministic Processing
The DS200DCFBG1B manages control-level power supplies and monitors critical AC line and DC motor signals, including armature voltage, armature current, and motor field current. Deterministic operation is supported by the /PSEN signal routed on the 2PL connector; this signal transitions to a TTL low state upon successful regulation of the +5 VDC supply, signaling the drive control microprocessor (SDCC/LDCC) to maintain active mode. If regulation fails, the signal transitions to a high state, triggering a system reset. The board maintains precise armature current feedback via isolated power supplies. Firmware flash compatibility is not required, as board calibration and customer options are managed through twelve configurable jumpers and seven DIP switches.
Frequently Asked Questions
Q: How are fuse failures indicated on the DCFB board?
A: The board features integrated status indicators: LEDs CR51 and CR55 provide visual indication for blown fuses FU2 and FU3 (7 A, 2AG), which protect the power supply outputs. A neon light, LT1, indicates the status of fuse FU1 (1/2 A, 2AG) protecting the 115 VAC output.
Q: Can the configurable jumpers and DIP switches be modified in the field?
A: While physical access is possible, most jumper and DIP switch selections are factory-set to ensure compatibility with specific drive applications. Any modifications must be verified against the original equipment manual to avoid improper voltage output or signal feedback errors.
Field Installation Guidelines
- Ensure the drive system is de-energized and capacitors have fully discharged before installing or replacing the DCFB board.
- Verify input power connections from the control power transformer (CPT) are secure at the designated terminals.
- Handle the module by the edges to prevent physical stress on components and to avoid electrostatic discharge (ESD) to the gate pulse generator circuitry.
- After installation, confirm that all LED and neon indicators (CR51, CR55, LT1) are in their expected non-fault states while the drive is at idle, and monitor the /PSEN signal state to ensure successful microprocessor synchronization.
Additional Information
- 100% Genuine Parts: All products are original and authentic, ensuring reliable industrial performance.
- 30-Day Refund Guarantee: Return any in-stock item within 30 days in original, unopened packaging for a full refund (excluding shipping and fees).
- 12-Month Warranty: Covers defects in materials or workmanship; excludes misuse, normal wear, or unauthorized modifications.
- Worldwide Shipping: We ship via USPS, UPS, FedEx, and DHL. Delivery times vary by country and may be subject to customs or import fees.
- Support & Contact: Technical and warranty assistance is available anytime. Contact us here: Contact.
- Purchase Guidance: Check product specifications and compatibility carefully before ordering to ensure proper application.































