Configured for power regulation and current-limiting protection in GE EX2000 excitation systems, the GE DS200EXPSG1ACB (EXPS Power Supply Board) provides direct physical/electrical execution.
Suffix Breakdown & Model Matrix
| Revision Component | Designator Code | Description |
|---|---|---|
| Base PCB Architecture | DS200 | Standard GE EX2000 domestic baseline PCB layout |
| Functional Acronym | EXPS | Power Supply Board |
| Group Variant | G1 | Group 1 base product configuration |
| 1st Functional Revision | A | Initial functional design revision |
| 2nd Functional Revision | C | Secondary functional design revision |
| Artwork Revision | B | Base circuit trace layout and artwork revision |
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | DS200EXPSG1ACB |
| Brand | GE (General Electric) |
| Origin | USA |
| Weight | Standard EX2000 card weight |
| Dimensions | Standard EX2000 full-height card size |
| Operating Temp | 0 to 60 deg C |
| Power Consumption | Bus-powered / Station battery input conversion |
| Product Series | EX2000 Excitation System |
| Functional Revisions | Revision 1: A, Revision 2: C, Artwork: B |
| Protection Features | Onboard current-limiting protection for station battery inputs |
Industrial Control & Processing Architecture
The DS200EXPSG1ACB conditions and distributes internal supply voltages required for excitation control electronics. Integrated protection circuits suppress line transients and limit current flow when operating from auxiliary station batteries. The module generates isolated telemetry signals for AC and DC input power monitoring, maintaining backplane bus communication velocity and I/O density scaling while preserving firmware flash compatibility across EX2000 system racks.
Frequently Asked Questions
Q: What primary protection mechanism is built into the DS200EXPSG1ACB?
A: The board features current-limiting protection circuits to prevent overcurrent damage when powered via station battery supplies.
Q: How is operating power distributed to host system electronics?
A: The module converts incoming source power and delivers regulated DC voltages directly across the enclosure backplane bus.
Q: How are functional updates identified on this specific board version?
A: Revision level is indicated by the suffix code, signifying functional revisions A and C with artwork layout B.
Field Installation Guidelines
- Completely isolate all primary AC supply sources and station battery inputs prior to removing or installing the board.
- Connect an ESD grounding wrist strap to an unpainted metal surface on the cabinet frame.
- Slide the board along the enclosure guide rails until the backplane connectors seat completely.
- Tighten front panel retaining screws to ensure proper grounding and mechanical stability.
- Re-engage power to the cabinet only after confirming all interface harness connections are fully secured.
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