الوصف
The GE DS200TCRAG1A Relay Output Board is a component of the GE Speedtronic Mark V series of turbine control systems.1 It performs a critical function in the control of industrial turbines and related equipment.2
⚡️ Overview and Key Details
| Specification | Detail |
| Part Number | DS200TCRAG1A (Note: Later revisions like DS200TCRAG1ACC or DS200TCRAG1AAA exist) |
| Product Type | Relay Output Board (Functional Acronym: TCRA) |
| Series | GE Speedtronic Mark V Turbine Control System |
| Function | Manages and controls relay outputs to provide reliable switching and integration with external devices (e.g., solenoids, valves). It translates digital control signals into physical output actions. |
| Location | Housed within the digital cores of the Mark V system (e.g., the Q11 or Q51 core). |
| Relays | Typically populated with up to 30 plug-in relays (K1 through K30). |
| Contact Rating | Each relay typically has a 0.5 amp contact rating. |
| Connectors | Features multiple connectors, including 4 $\text{34-pin}$ connectors (JOR, JOS, JOT, JO) and 4 $\text{12-pin}$ connectors (JS3, JS4, JS5, JS6). |
| Related Manual | GE Instruction Manual GEH-6153 |
Functional Highlights
- Solenoid Control: Depending on its location within the core and configuration via external terminal boards (like DTBC and DTBD), certain relays can be configured to supply power to operate solenoids.3
- System Integration: It receives signals from control boards (like the TCDA boards) and sends output signals (relay open/close) to terminal boards (like DTBC and DTBD).
- Revisions: The “G1A” indicates the first functional revision. Subsequent letters (e.g., DS200TCRAG1AC or DS200TCRAG1AAA) denote further artwork or minor functional revisions of the board.
Since this is a critical component for industrial machinery, proper handling (due to its static-sensitive nature) and adherence to OEM documentation (GEH-6153) are essential for installation and maintenance.



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