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Phone: +86 16626708626Description
Key Technical Specifications
- Manufacturer: GE General Electric
- Model Number: DS200PCCAG7ACB
- Product Type: Power Connect Board
- Series: Mark V turbine control system
- Function: Interfaces between drive circuitry and SCR power bridge
- Application: Legacy turbine control and power conversion assemblies
- Revision: G7ACB
- Condition: New Surplus
- Compatibility Note: Verify exact suffix match before installation
- Replacement Note: Confirm connector layout and cabinet wiring against the original board
- Safety Note: Treat as an energized power-interface component until fully isolated
- Obsolescence Status: Legacy part; availability may be limited
Product Introduction
GE DS200PCCAG7ACB is a Mark V power connect board used in GE turbine control and power conversion systems. It sits between the drive side and the SCR power bridge, so it matters most in legacy GE cabinets where exact part matching is not optional.
This board is typically bought as a direct replacement for an existing DS200PCCAG7ACB unit. The value is in the exact suffix, cabinet fit, and application match, not in generic compatibility claims.
Troubleshooting Quick Reference
| Symptom | Possible Cause | Relevance to This Part | Quick Check Method | Recommendation |
|---|---|---|---|---|
| No drive output, but control power is present | Open power path or failed board interface | ✅ High | Measure input and bridge-side voltages at the board interface | Verify upstream power first, then replace the board if the path is dead |
| SCR bridge does not fire | Gate-drive or interface failure | ✅ High | Check bridge command signals and board-side continuity | Confirm bridge, wiring, and control signals before condemning the board |
| Intermittent trips under load | Loose connector, heat, or marginal interface | ✅ Medium | Wiggle-test power down, inspect connector pins, monitor temperature rise | Reseat connectors and inspect for discoloration or arcing marks |
| Blown fuse after startup | Downstream short or miswire | ❌ Low | Check SCR bridge and field wiring insulation resistance | Do not keep swapping boards until the short is found |
| Strange behavior after replacement | Wrong revision or suffix mismatch | ✅ High | Compare old board part number, suffix, and cabinet documentation | Use the exact suffix match; Mark V parts are not forgiving |
| Burn marks or odor near board | Overheating or previous fault in cabinet | ✅ Medium | Inspect for carbon tracking and measure cabinet cooling performance | Fix the cabinet issue before installing another board |
| Board seems dead immediately after install | No supply, wrong slot, or bad seating | ✅ High | Verify cabinet power and reseat the card fully | Check power, slot position, and connector engagement first |
If you get stuck, send photos of the board, cabinet, connectors, jumpers, and any fault history to technical support.
- DS200PCCAG7ACB
- DS200PCCAG7ACB
Frequently Asked Questions
Q: Is DS200PCCAG7ACB a Mark V board?
Yes. It is part of GE’s Mark V turbine control family and is used in power interface applications. The suffix matters, so do not treat it like a generic Mark V board.
Q: Can I use a similar GE board with a different suffix?
Not safely. These boards can look close but still differ in revision, pinout, or application detail. I would not swap by appearance alone.
Q: Is this hot-swappable?
No, not in normal field practice. Shut the system down and isolate power before touching it. Power-interface boards are not where you want to guess.
Q: What does this board actually do?
It acts as a power connect/interface board in the Mark V cabinet, linking drive-side circuitry to the SCR power bridge. That means it is part of the power path, not just a passive spare.
Q: Why is it sold as new surplus?
Because this is legacy GE hardware, and a lot of available stock comes from excess inventory rather than current factory production. That usually lowers cost, but it also makes traceability and test status more important.
Q: What should I verify before ordering?
Verify the full part number, suffix, cabinet application, and connector arrangement. If you have the old board, compare photos before removal and check the site documentation before buying.
Q: What warranty should I expect?
That depends on the seller. For surplus Mark V hardware, a written warranty and test record matter more than the sticker on the box.
