GE DS200DCFBG1BKC | Power Supply Board

The GE DS200DCFBG1BKC is a specialized DC Feedback Power Supply Board essential for the Mark V Speedtronic control system. This module provides critical power regulation for control logic while simultaneously processing analog feedback signals from field devices. Engineered for robust performance in industrial turbine and drive environments, it ensures high-stability voltage rails and accurate signal conversion for system monitoring.

Technical Specifications

• Function: DC power regulation and analog-to-frequency feedback signal processing.
• Compatibility: Designed for Mark V Speedtronic, AC2000, DC2000, and EX2000 drive systems.
• Input Power: Operates on 38 VAC to 115 VAC from the control transformer.
• Output Rails: Supplies regulated +5 VDC, +/- 15 VDC, and +/- 24 VDC.
• Dimensions: Approximately 8.5 inches x 12.0 inches x 2.0 inches.
• Weight: Approximately 1.5 lbs (680 grams).
• Country of Origin: United States.

Frequently Asked Questions

💡 What is the significance of the “BKC” suffix? The “BKC” suffix indicates the specific revision level of the board’s hardware and circuit layout. It signifies an iteration optimized for stability and component reliability. Always ensure your replacement matches the revision required by your control cabinet’s technical documentation to maintain compatibility.

💡 How does this board handle feedback signals? The DCFB board utilizes high-precision Voltage-Controlled Oscillator (VCO) circuitry. It takes analog signals (such as motor armature voltage or current) and converts them into frequency-modulated signals that the system’s primary processor can read without being affected by electrical noise.

💡 How can I troubleshoot if the board stops providing output power? First, check the onboard status indicators. There are red LEDs (CR51, CR55) that will illuminate if the internal fuses have blown. Also, verify the neon lamp (LT1) for the 115 VAC circuit. If these are normal, use a multimeter to measure the DC rails at the test points to ensure the regulation circuitry is still functioning.

💡 What maintenance is recommended for the DCFB board? Aside from keeping the control cabinet environment free of conductive dust and moisture, you should periodically inspect the ribbon cable connectors for signs of oxidation. Due to the high-frequency switching nature of the power supply, ensure that the board is securely seated in its rack to prevent vibration-induced intermittent connectivity.

Recommended Series Models

1. DS200DCFBG1
2. DS200DCFBG1B
3. DS200DCFBG1BJB
4. DS200DCFBG1BLC
5. DS200DCFBG1BNC
6. DS200DCPAG1A
7. DS200DMCAG1
8. DS200DPCBG1AAA
9. DS200DSFBG1A
10. DS200DTBAG1A