The GE IS200TRLYH1B board terminates high-speed relay outputs for static exciter systems. This terminal board also carries the revision code IS200TRLYH1BGF . It switches field loads based on exciter controller commands. The board provides reliable isolation between logic circuits and field devices.
Technical Specifications of GE IS200TRLYH1B IS200TRLYH1BGF
| Parameter | Specification |
|---|---|
| Manufacturer | General Electric (GE) |
| Series | Mark VI Speedtronic |
| Full Model | GE IS200TRLYH1B (IS200TRLYH1BGF) |
| Board Dimensions | 26.04 cm x 24.13 cm x 2.54 cm |
| Weight | Approximately 0.90 kg |
| Relay Channels | 24 (SPDT, Form C) |
| Coil Voltage | 24 V DC (Nominal) |
| Contact Rating | 10 A at 250 V AC / 30 V DC |
| Response Time | 50 ms (Max) |
| Power Dissipation | 18 W (Maximum) |
Component Count and Board Construction
This GE IS200TRLYH1B board contains twenty-four individual electromechanical relays. Each relay includes silver-cadmium oxide contacts for high durability. Furthermore, the board features suppression diodes across each relay coil. You will also find status LEDs for every output channel.
Interfaces, Energy Storage, and Signal Paths
The IS200TRLYH1BGF revision provides screw terminal blocks for all field connections. Moreover, the board stores minimal energy due to its simple relay design. It uses small capacitors only for coil suppression purposes. Consequently, this terminal board requires no large energy storage components.
Functional Logic and Application Context
This Mark VI board receives low-voltage signals from the static exciter module. It then switches the corresponding field relays accordingly. The GE IS200TRLYH1B supports both AC and DC load switching applications. Additionally, it provides visual feedback through individual channel LEDs. Consequently, operators can verify output states without test equipment.
Installation and Environmental Limits
You must isolate the 24 V DC supply before servicing this terminal board. The operating temperature range spans -30°C to +65°C . Furthermore, the board withstands 5 g vibration without contact damage. Always verify the IS200TRLYH1BGF wiring against the terminal diagram before power-up.
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