GE DS200ADGIH1A DS200ADGIH1AAA Auxiliary Interface Board

Overview
GE DS200ADGIH1A/DS200ADGIH1AAA is the Auxiliary Interface Board of GE Mark V series, which is an auxiliary DC 2000V generator interlocking/control board. This module is mainly used to protect the generator excitation and unit operation in the high-voltage DC (2000V) auxiliary system. The DS200ADGIH1A component is usually installed in the excitation cabinet, generator control panel, auxiliary switchboard, etc.
🚀Function & Features
- Input power: usually comes from the power station battery or dedicated DC bus, providing high-voltage DC for the static excitation system (such as thyristor rectifier bridge) to directly drive the generator excitation winding.
- Fast fault triggering: When the DC system is overvoltage (ANSI 59), overcurrent (ANSI 40), or ground fault (ANSI 64), DS200ADGIH1A/DS200ADGIH1AAA immediately sends a trip signal to the gas turbine control system (such as Mark VIe).
- DS200ADGIH1A/DS200ADGIH1AAA interlock protection:
- Excitation voltage interlock: Before the generator circuit breaker is closed, it must be ensured that the excitation voltage has been established.
- Excitation input conditions: rated speed of the unit, closed excitation circuit breaker

Specifications
|
Item |
Details |
|
Model |
DS200ADGIH1A DS200ADGIH1AAA |
|
Rated Voltage |
2000V DC (Auxiliary DC System) |
|
Power Input |
Station battery or dedicated DC bus |
|
Insulation Rating |
≥2kV (Cables & Terminals) |
|
Protection Functions |
Overvoltage (ANSI 59), Overcurrent (ANSI 40), Ground Fault (ANSI 64), Differential Protection (ANSI 87G) |
|
Signal Type |
ASS (Dry Contact/Relay) |
Questions & Answers
💡 FAQ
Q: What is the brand?
A: GE
Q: What is the type?
A: Auxiliary Interface Board
Q: What is the warranty?
A: 1 year
Q: Where is the shipping location?
A: Xiamen
Q: What is the payment method?
A: T/T

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Phone Number
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