GE IS200VPROH2B Mark VI Turbine Protection Board in stock

GE IS200VPROH2B is an emergency overspeed protection board for GE Mark VI Speedtronic gas and steam turbine control system. It forms independent turbine overspeed protection loop together with TPRO and TREG boards, separated from main turbine control logic for high safety redundancy.

This PCB board adopts conformal coating for anti-dust and anti-humidity in power plant environment. It is installed in Mark VI turbine control rack, widely used for turbine protection cabinet maintenance, spare parts replacement and power plant control system retrofit projects.

Data Parameters

• 1. Brand: GE (GE Vernova).

• 2. Model: IS200VPROH2B.

• 3. Product Type: Turbine Emergency Overspeed Protection Board.

• 4. Product Series: Mark VI Speedtronic turbine control system.

• 5. System Feature: Independent overspeed protection, separate from main control logic.

• 6. Matching Boards: Cooperate with TPRO and TREG termination boards.

• 7. Substrate: FR-4 epoxy printed circuit board.

• 8. Coating: Conformal coating for harsh plant environment.

• 9. Operating Temperature: 0℃ ~ +60℃.

• 10. Installation: Plug-in rack mounting inside Mark VI control cabinet.

Core Functions

• 1. Monitor turbine shaft speed signal and judge overspeed condition for gas and steam turbine.

• 2. Output emergency trip control signal to trigger turbine shutdown when overspeed threshold exceeded.

• 3. Work with TREG board to control trip solenoid valves and implement safety protection action.

• 4. Run continuous self-diagnosis to detect board hardware fault and send fault alarm signal.

• 5. Provide independent protection channel to avoid single point failure of main turbine controller.

Application Scenarios

• 1. Combined cycle power plant Mark VI turbine cabinet IS200VPROH2B protection board replacement and maintenance.

• 2. Thermal power plant steam turbine overspeed safety protection system hardware retrofit project.

• 3. Petrochemical self-owned power station gas turbine emergency protection spare parts renewal.

• 4. Energy platform and industrial critical rotating machinery safety control cabinet spare parts inventory backup.

• 5. Legacy GE Mark VI Speedtronic turbine control system overhaul and aging overspeed board replacement project.

FAQ

• 1. Q: What is GE IS200VPROH2B?
      A: It is emergency overspeed protection PCB board for GE Mark VI Speedtronic gas and steam turbine safety protection system.

• 2. Q: Which boards work together with IS200VPROH2B?
      A: It cooperates with TPRO and TREG boards to build the complete turbine overspeed protection loop.

• 3. Q: What is the advantage of this protection design?
      A: The overspeed protection channel is independent from main control to greatly improve safety reliability for turbine unit.