Relay Terminal Board | GE IS200TRLYH1BGG Mark VI
Manufacturer: GE Fanuc
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Part Number: IS200TRLYH1BGG
Condition：New with Original Package
Product Type: Relay Terminal Boards
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Country of Origin: USA
Payment:T/T, Western Union
Shipping port: Xiamen
Warranty: 12 months
GE IS200TRLYH1BGG Mark VI Relay Terminal Board
The GE IS200TRLYH1BGG, also cataloged as the IS200TRLY Relay Terminal Board, operates as a dedicated hardware component for high-power switching execution within GE Mark VI Speedtronic turbine control platforms. The module processes jumper-selectable 24 VDC or 125 VDC coil drive signals to energize 12 Form-C magnetic latching relays. Integrated MOV surge suppression networks and freewheeling diodes protect terminal output channels driving solenoids, fuel valves, ignition transformers, alarms, and circuit breakers, executing trip outputs within approximately 10 ms while maintaining 1500 Vrms inter-channel isolation.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | IS200TRLYH1BGG |
| Brand | GE |
| Origin | United States |
| Weight | 0.5 kg |
| Dimensions | 178 mm x 330 mm |
| Operating Temp | -40 deg C to +70 deg C |
| Power Consumption | System-dependent (24 VDC or 125 VDC jumper configurable coil drive) |
| Relay Configuration | 12 Form-C plug-in magnetic latching relays (independently replaceable) |
| Resistive Contact Rating | 2 A @ 125 VDC, 3 A @ 120/240 VAC |
| Inductive Contact Rating | 0.6 A @ 125 VDC |
| Response Time | ~10 ms (trip output) |
| Protection Features | MOV surge suppression, freewheeling diodes, 6 fused / 1 unfused branch |
| Channel Isolation | 1500 Vrms channel-to-channel isolation |
| Hot-Swap Functionality | Euro-block terminals with onboard EEPROM auto-parameter download (3 min) |
| Storage Temp | -40 deg C to +85 deg C |
Backplane Bus Communication Velocity and Firmware Flash Compatibility
The GE IS200TRLYH1BGG integrates onboard non-volatile memory to maintain deterministic control cycle timing and backplane bus communication velocity across Mark VI racks. Internal EEPROM circuitry stores hardware configuration profiles, enabling automatic parameter restoration within 3 minutes during online Euro-block hot-swap procedures. Continuous firmware flash compatibility over the I/O backplane prevents relay contact chatter during transient power disruptions and maintains synchronized diagnostic telemetry back to the central turbine controller.
Frequently Asked Questions
Q: How is physical maintenance performed on individual relay output channels of the IS200TRLYH1BGG?
A: Each of the 12 Form-C magnetic latching relays features a plug-in design, allowing single-channel replacement directly on the board without dismounting the primary assembly. Euro-block terminal connectors further allow online hot-swapping of relay groups with continuous EEPROM parameter synchronization.
Q: What transient protection mechanisms safeguard the output relays against inductive spikes?
A: Every channel incorporates MOV surge suppression alongside freewheeling diodes to clamp reverse-EMF voltage transients from high-power field coils. The board configuration distributes output power across six fused branches and one unfused branch with 1500 Vrms channel isolation.
Q: What are the electrical contact limits for driving field devices?
A: Output channels support resistive loads up to 2 A @ 125 VDC or 3 A @ 120/240 VAC. For inductive switching applications, such as heavy fuel valves or solenoid coils, contacts are rated for 0.6 A @ 125 VDC.
Field Installation Guidelines
Installation engineers must execute the following physical and electrical installation steps during board mounting:
- Align the 178 mm x 330 mm circuit board within the specified Mark VI enclosure mounting slots, securing all retention fasteners to establish low-impedance chassis grounding.
- Set the onboard voltage selection jumpers to match the field coil drive power requirement (24 VDC or 125 VDC) prior to energizing main power lines.
- Terminate field wiring onto the removable Euro-block connectors, verifying that terminal screws are torqued properly to eliminate high-resistance contact points.
- Run high-power inductive device wiring through separate cabinet channels, isolating contact output lines from low-voltage communication leads to mitigate capacitive noise coupling.
- Verify that fuse ratings across the six fused output branches align with maximum connected load specifications before bringing downstream field devices online.