Description
The GE IS200EDEXG1BBB is a De-Excitation Bridge and Protection Board designed for GE EX2100 excitation control systems. It plays a crucial role in safely dissipating energy from the generator field during shutdowns, preventing overspeed conditions and ensuring generator protection. The board integrates with EMIO and EXTB boards to provide coordinated de-excitation.
Specifications
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Board Type: De-Excitation Bridge and Protection Board
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Series: GE EX2100
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De-Excitation Mode: Silicon-controlled rectifier (SCR) for controlled energy dissipation
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Configurable Jumpers: JP1–JP6 for system customization
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Connectors: Two D-pin connectors for secure connections
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Sensors: Hall effect conduction sensors for precise monitoring
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Integration: Works with EMIO and EXTB boards for coordinated operation
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Power Supply: EPSM module for stable operation
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Weight: 1.53 kg (3 lbs. 6 oz.)
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Operating Location: Auxiliary cabinet
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Power Requirements: Powered by Mark VIe system internal supply
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Operating Temperature: 0°C to 60°C (32°F to 140°F)
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Storage Temperature: -40°C to 85°C (-40°F to 185°F)
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Humidity: 5% to 95% relative humidity, non-condensing
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Diagnostics: Built-in diagnostics for self-monitoring and fault detection
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Redundancy Support: Supports redundant configurations such as Triple Modular Redundancy (TMR)
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