General Electric DS200TCEAG1BTF Mark V Emergency Overspeed Board

Description

The DS200TCEAG1BTF is a printed circuit board (PCB) developed by General Electric for the Mark V Series turbine control systems. Functioning as an Emergency Overspeed Board, this specific revision incorporates key hardware enhancements over the parent DS200TCEAG1 board, integrating three total functional and artwork modifications designated by the BTF suffix.

The DS200TCEAG1BTF leverages Speedtronic control technology to interface with the automated drive assembly of the turbine. Its central application involves executing safety and control routines via specialized hardware loops, processing critical protective data including turbine overspeed limits and flame detection signals. Situated within the designated < P > core of the control drive system, it provides vital control and emergency shutdown functionalities for industrial turbine applications.

Features

• Integrates specialized internal circuitry including TCEA Flame Detection, TCEA Turbine Overspeed, and TCEA Automatic Synchronizing loops.
• Uses an onboard 80196 microprocessor to execute local process automation and emergency signal evaluation.
• Contains sockets to accommodate multiple programmable erasable read-only memory (EPROM) modules for firmware application.
• Features dedicated hardware points including 30 manual jumpers, 3 protection fuses, and 2 bayonet connectors.
• Employs specialized interface routing through active board connectors, completely eliminating unused vestigial structures.

Applications

• Industrial gas and steam turbine overspeed protection systems.
• Mark V turbine control drive automation and signaling.
• Triple Modular Redundant (TMR) turbine control architectures.
• Flame detection monitoring and emergency trip execution.

Technical Specifications

Connections/Interfaces

Installation Guidelines

• Location & Configuration: Mount the board inside the designated < P > core slot. Use the on-board Berg jumpers to program the exact physical and functional location within the turbine control drive housing.
• Fuse Replacement: When replacing any of the three hardware fuses (FU1, FU2, FU3), use only identical replacement components with matching current and voltage ratings to protect circuit trace paths.
• Cable Routing: Connect the dedicated interface lines to the J7, JK, JL, JW, JX1, and JX2 ports. Ensure proper seating of the bayonet and multi-pin connectors to avoid signal corruption across the IONET and TCTG paths.
• ESD Precautions: Handle the board by the edges or mounting frame to avoid static damage to the 80196 microprocessor and EPROM modules.