Product Details
Configured for high-speed contactor and pilot relay management in EX2100 excitation systems, the General Electric IS200EXHSG4A (IS200EXHSG4A Exciter High-Speed Relay Driver Board) provides direct physical/electrical execution of field flashing, de-excitation, and contactor feedback monitoring.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | IS200EXHSG4A |
| Brand | General Electric |
| Origin | United States (USA) |
| Control Type | Simplex |
| Contactor Type | 125 V dc coil |
| Bridge Rating | 500 A, 42 mm |
Industrial Control and Firmware Integration
The IS200EXHSG4A integrates with the EX2100 Exciter Backplane (EBKP) to support deterministic control of excitation peripherals. The board utilizes firmware-supported logic to condition status signals from the Exciter De-Excitation Board (EDEX) and the Crowbar control circuit, relaying these states to the Exciter Main Input/Output (EMIO) boards for centralized processing. Its architecture facilitates I/O density scaling by supporting both simplex and redundant control configurations. The module provides conditioned 70 V dc excitation for contact inputs 41, 53A, and 53B, ensuring accurate state feedback monitoring to the control network.
Frequently Asked Questions (FAQ)
Q: What is the primary communication pathway for the IS200EXHSG4A?
A: The board interfaces directly with the Exciter Backplane Board (EBKP), which routes status and control signals to either a single EMIO board in simplex mode or three EMIO boards in redundant control configurations.
Q: How are field flashing and de-excitation managed by this board?
A: The board provides dedicated driver circuits for pilot relays, including 53A and 53B for field flashing, and the KDEP relay for de-excitation sequences, ensuring high-speed operation during critical transition events.
Field Installation Guidelines
- Mechanical Mounting: Install the board within the excitation control cabinet, ensuring alignment with the EBKP backplane connectors. Secure all mounting screws to provide a consistent electrical ground path.
- Wiring and Termination: Utilize the designated input/output terminals for contactor coil connections (125 V dc). Ensure all field wiring is adequately sized to handle the current requirements of the contactors and pilot relays.
- Feedback Verification: Before energizing, verify the continuity of the contact inputs (41, 53A, 53B) to the EXHS board. Confirm that the 70 V dc wetting voltage is present at the input terminals when the excitation power supply is active.
- EMI Mitigation: Route control and feedback wiring separately from high-power excitation bus bars. Use shielded conductors for signal lines to prevent induced common-mode noise from affecting the state monitoring of the crowbar and de-excitation status signals.
Additional Information
- 100% Genuine Parts: All products are original and authentic, ensuring reliable industrial performance.
- 30-Day Refund Guarantee: Return any in-stock item within 30 days in original, unopened packaging for a full refund (excluding shipping and fees).
- 12-Month Warranty: Covers defects in materials or workmanship; excludes misuse, normal wear, or unauthorized modifications.
- Worldwide Shipping: We ship via USPS, UPS, FedEx, and DHL. Delivery times vary by country and may be subject to customs or import fees.
- Support & Contact: Technical and warranty assistance is available anytime. Contact us here: Contact.
- Purchase Guidance: Check product specifications and compatibility carefully before ordering to ensure proper application.
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