GE DS200TCEBG1BAA Protective Termination Expander Board – Mark V Turbine Control System
1. Primary Function
The DS200TCEBG1BAA is a Protective Termination Expander Board designed for GE’s Speedtronic™ Mark V turbine control system.
It serves as an interface extension module, providing additional termination points for protective relay circuits and critical I/O signals in turbine control applications.
2. Key Roles & Features
A. Signal Expansion & Termination
Extends I/O capacity of the Mark V system by providing additional terminal blocks for wiring field devices (sensors, relays, alarms).
Supports hardwired connections for:
Protective relay circuits (overspeed, vibration, temperature trips).
Discrete I/O signals (digital inputs/outputs for control commands).
Analog monitoring (4-20mA/0-10V signals for pressure, flow, etc.).
B. Electrical Isolation & Noise Protection
Provides galvanic isolation between field wiring and sensitive Mark V electronics.
Reduces EMI/ground loop interference in critical control circuits.
C. Redundancy & Fail-Safe Design
Compatible with Triple Modular Redundancy (TMR) configurations for high-availability systems.
Ensures signal integrity in safety-critical shutdown loops.
D. Diagnostic & Maintenance Features
Labeled terminals for easy wiring and troubleshooting.
LED indicators (optional, depending on variant) for signal status monitoring.
3. Typical Applications
Turbine protection systems (emergency shutdowns, flame detection, bearing temp trips).
Auxiliary control circuits (lube oil pumps, cooling fans, valve actuators).
Power plant automation (integration with DCS/PLC systems).
There are no reviews yet.