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GE DS200TCEBG1A Emergency Trip / Overspeed Protection Board

The GE DS200TCEBG1A, also cataloged as the DS200TCEBG1A Emergency Trip Board, operates as a dedicated hardware component for emergency shutdown execution and overspeed protection signal processing within the GE Speedtronic Mark V turbine control system.

Hardware Specifications

Parameter	Specification
Model	DS200TCEBG1A
Brand	General Electric (GE Industrial Automation)
Origin	United States
Product Type	Emergency Trip / Overspeed Protection Board
Series / Platform	Speedtronic Mark V Control System
Functional Name	TCEB Emergency Trip Board
Module Location	Protective Core (P Core / R5 Core)
Core Functions	Emergency overspeed trip, flame detection interface, trip solenoid interface
Interfaces	TCTG / TCTB termination boards and primary trip relays
Diagnostics	LED fault indicators and status displays
Weight	1.20 lbs
Operating Temp	0 deg C to +60 deg C
Storage Temp	-40 deg C to +85 deg C
Relative Humidity	5% to 95% non-condensing
Power Consumption	Not specified in available documentation

Deterministic Protection Core Execution and Firmware Compatibility

The DS200TCEBG1A is installed in the protective core of the GE Speedtronic Mark V architecture and performs independent emergency trip functions separate from the primary control processors. The board interfaces with turbine protection circuits, trip relays, and termination assemblies to execute hardware-based shutdown paths.

The board revision code G1A identifies the specific hardware revision grouping. Firmware and configuration compatibility must be verified against the installed Mark V control rack configuration before replacement or integration.

Frequently Asked Questions

Q: What is the primary electrical function of the DS200TCEBG1A board?
A: The DS200TCEBG1A processes emergency trip inputs and provides interface control for trip solenoid and protection relay circuits within the Mark V protective module.

Q: Is the DS200TCEBG1A installed in the main control processor section?
A: No. The board is installed in the protective core section and operates as a dedicated protection interface board separate from the primary control processors.

Q: What installation considerations apply when replacing this board?
A: Replacement procedures require verification of rack position, termination connections, grounding continuity, and compatibility with the existing Mark V hardware configuration.

Field Installation Guidelines

• Confirm the protective module rack position before removing or installing the board.
• Disconnect field power sources and verify safe electrical isolation before handling the PCB assembly.
• Inspect edge connectors, terminal interfaces, and mating backplane contacts for contamination or mechanical damage.
• Maintain proper cable routing separation between protection signal wiring and high-energy switching conductors.
• Verify shield termination and grounding practices according to the turbine control cabinet wiring specification.
• After installation, confirm LED diagnostic indications and validate trip circuit continuity before returning the protection system to service.

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