IS200EDEXG1B – Exciter De-Excitation Control Board

The IS200EDEXG1B Exciter De-Excitation Control Board is a critical component designed by General Electric (GE) for the EX2100 Excitation Control System. This specialized board is responsible for managing the de-excitation process of synchronous generators, ensuring that the generator field voltage is safely and efficiently discharged during shutdowns, fault conditions, or emergency trips. By enabling a controlled discharge of the field energy, the IS200EDEXG1B helps protect both the generator and the excitation system from electrical damage and instability.

This board provides a reliable interface between the generator field circuit and the excitation system, continuously monitoring and controlling the de-excitation process. It is equipped with fast-acting protective circuits, allowing it to respond immediately to overvoltage, fault, or trip conditions. Through its high-performance design, it ensures that stored energy within the exciter field is dissipated quickly, reducing the risk of system instability and equipment stress.

The IS200EDEXG1B is widely used in power generation plants, gas and steam turbine systems, and other industrial facilities where reliable excitation and safe shutdown operations are vital. Its robust design ensures consistent operation even under demanding industrial environments, including high electrical loads and frequent cycling.

One of the board’s greatest advantages is its compatibility with the GE EX2100 platform, which is globally recognized for its reliability in excitation and generator control. The modular architecture makes it easy to install, replace, or integrate with existing excitation systems, reducing downtime and supporting long-term operational efficiency.

With its combination of protection, precision, and reliability, the IS200EDEXG1B Exciter De-Excitation Control Board plays a pivotal role in maintaining safe turbine-generator operations. It safeguards critical assets, ensures operational continuity, and minimizes risks associated with uncontrolled energy release.

Key Features:

• Part Number: IS200EDEXG1B

• Product Type: Exciter De-Excitation Control Board

• Manufacturer: General Electric (GE)

• Designed for EX2100 Excitation Systems

• Provides controlled discharge of generator field energy

• Fast-acting protection during faults, trips, or shutdowns

• Improves safety and protection of exciter and generator

• Robust and durable design for industrial environments

• Easy installation due to modular configuration

• Ensures reliable performance in gas turbines, steam turbines, and industrial generators

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