GE IS200EDEXG1BQ Exciter De-Excitation Board

製品紹介

The GE IS200EDEXG1BQ Exciter De-Excitation Board is a critical component in generator control systems, specifically designed to manage excitation and de-excitation functions for synchronous generators. This board controls the removal / field current during generator shutdown or abnormal operating conditions, protecting both the generator and associated equipment from overvoltage, overcurrent, and potential damage.

Designed for industrial power generation environments, the IS200EDEXG1BQ board integrates seamlessly with GE excitation systems, including static and brushless exciters. It ensures precise control / generator excitation circuits, enabling fast response during system faults, emergencies, and maintenance procedures.

The board is built with high-quality electronic components and advanced control logic, making it suitable for power plants, gas turbines, and large industrial generators, where reliable excitation management is essential for operational stability and safety.

Technical Specifications

Product Applications

The GE IS200EDEXG1BQ board is essential for industrial generator protection and control, commonly used in:

• Gas turbine generators – for fast and reliable field de-excitation during shutdowns or load shedding.

• Steam turbine generators – to safely remove field excitation during emergencies.

• Hydroelectric generator systems – for precise de-excitation control in large water turbines.

• Industrial power plants – ensuring generator protection during abnormal voltage or fault conditions.

• Distributed generation systems – protecting small and medium synchronous generators in industrial setups.

By controlling generator field de-excitation accurately, the board ensures safe generator shutdown, prevents overvoltage, and maintains system stability.

Product Advantages

1. Fast Response – De-excitation occurs in less than 50 ms, minimizing generator stress during faults.

2. High Reliability – Designed for continuous industrial operation with rugged construction.

3. Precise Control – Accurately removes field current during shutdown or abnormal conditions.

4. System Integration – Fully compatible with GE IS200 series excitation systems.

5. Built-in Protection – Includes overvoltage, overcurrent, and thermal safeguards.

6. LED Status Indicators – Provides real-time monitoring / operational and fault conditions.

7. Flexible Mounting – Can be installed in panels or racks per GE excitation cabinet standards.

8. Industrial Durability – Conformal coated PCB and metal enclosure resist environmental stress.

9. サポートs Safety Compliance – Meets CE, UL, and IEEE excitation system requirements.

10. Reduces Maintenance Risks – Protects the generator from potential damage due to uncontrolled excitation.

FAQ

1. What is the primary function / the IS200EDEXG1BQ board?
   It controls the removal / field current from the generator during shutdown or fault conditions to prevent overvoltage or equipment damage.

2. Which excitation systems is it compatible with?
   The board is compatible with GE IS200 series excitation systems, including both static and brushless exciters.

3. What is the response time for de-excitation?
   The typical response time is less than 50 milliseconds, ensuring rapid protection.

4. What input voltage does the board require?
   It operates with a 24–125 VDC control input range.

5. Does the board include any protection features?
   Yes, it includes overvoltage, overcurrent, and thermal protection to safeguard both the board and the generator.

6. How is operational status monitored?
   LED indicators provide real-time feedback for power, fault, and operational status.

7. Can the board be mounted in standard GE panels?
   Yes, it is designed for panel or rack mounting according to GE excitation cabinet standards.

8. Is the board suitable for harsh industrial environments?
   Yes, it operates reliably within -20°C to +70°C and 95% non-condensing humidity.

9. What type / output does the board provide for field de-excitation?
   It provides solid-state switching to safely and quickly remove the field current.

10. How does this board enhance generator safety?
    By ensuring rapid and controlled de-excitation, it prevents overvoltage, reduces mechanical and electrical stress, and protects the generator during abnormal operating conditions.

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