Product Details
Configured for emergency energy dissipation in EX2100e excitation systems, the General Electric IS200EDEXG1B (IS200EDEXG1B De-Excitation Module) provides direct electrical execution of field energy removal. This hardware component serves as the primary EDEX control board utilized to execute SCR firing and conduction sense feedback sequences across turbine excitation platforms.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | IS200EDEXG1B |
| Brand | General Electric |
| Origin | USA |
| Dimensions | Standard PCB form factor |
| Operating Temp | Standard industrial ambient range |
| Power Consumption | System-dependent |
| Core Performance | SCR firing circuits; conduction sense feedback |
Firmware Flash Compatibility and Deterministic Networks
The IS200EDEXG1B integrates into the EX2100e architecture to facilitate safe generator field de-energization upon receipt of trip signals. The module processes de-excitation triggers initiated by the EMIO via the EXTB board, activating the 41dc contactor (MDA/MDB) or breaker. Logic execution is handled by high-speed SCR firing circuits that manage the transfer of energy away from the generator field. Firmware flash compatibility is maintained through the system control interface to ensure precise synchronization between the de-excitation timing and the breaker open command. The module employs conduction sense feedback to verify that energy has been successfully dissipated, providing a deterministic response to emergency shutdown scenarios.
Frequently Asked Questions
Q: Does the IS200EDEXG1B support field-configurable de-excitation settings?
A: No. The EDEX module is a fixed-function control board. Its operation is determined by the hardware group classification (Group 1 for SCR, Group 2 for diode) and system-level software triggers.
Q: Is this module hot-swappable?
A: No. Due to its role in high-energy field discharge, all system power must be isolated and the generator field confirmed de-energized before performing any maintenance or module removal.
Field Installation Guidelines
- Mounting: Secure the board in the designated EDEX slot within the EX2100e cabinet. Ensure all mounting screws are tightened to provide a low-impedance chassis ground connection.
- Wiring: Ensure auxiliary contact wiring from the 41dc contactor to the EDEX firing circuits is terminated according to the system schematic. Incorrect polarity or loose connections may prevent proper SCR activation during an emergency.
- Grounding: Verify that the board’s common reference is bonded to the excitation cabinet ground bus. Proper grounding is necessary for the accurate operation of the conduction sense feedback loop.
- Inspection: Prior to commissioning, inspect the SCR firing circuits for visible signs of thermal stress. Ensure that all connectors are fully seated and that the board is free of conductive contaminants that could cause internal arcing during high-voltage field discharge.
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.
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- 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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