• General Electric IS200WROBH1ABA
  • General Electric IS200WROBH1ABA
  • General Electric IS200WROBH1ABA
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General Electric IS200WROBH1ABA Mark VIe Power Distribution Board

General Electric IS200WROBH1ABA Mark VIe Power Distribution Board

The IS200WROBH1ABA is a WROB Relay Fuse and Power Sensing Board, a critical component of the General Electric Mark VIe control system. This option board is designed to integrate with...

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SKU: IS200WROBH1ABA
Proveedora: General Electric
tipo: Power Distribution Board
Related Series:

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The IS200WROBH1ABA is a WROB Relay Fuse and Power Sensing Board, a critical component of the General Electric Mark VIe control system. This option board is designed to integrate with PDIO Discrete Input/Output modules, specifically supporting attachment to TDBS, SRLY, and TDBT terminal boards.

Features

  • Designed for the Mark VIe control system architecture.
  • Supports Simplex, Redundant, and Triple Modular Redundant (TMR) configurations.
  • Provides fused power distribution and isolated voltage sensing for relay outputs.
  • Features 12 fuse positions for circuit protection.
  • Enables diagnostic fault generation to the controller if a fuse opens during operation.
  • Compatible with a wide range of application voltages, including 24/48/125 VDC and 120/240 VAC.

Applications

  • Combined Cycle Power Plants: Manages gas and steam turbine interplay.
  • Heavy Industrial Refineries: Supports turbine compressors and overspeed protection systems.
  • Metallurgy and Smelting: Provides high-current relay sensing for critical process control.
  • Large-Scale Manufacturing: Facilitates precise relay-driven machine control via PDIO modules.
  • Utilities and Municipal Engineering: Enables redundant fault detection for boilers and energy plants.

Technical Specifications

Model Number IS200WROBH1ABA
Spare Model IS200WROBH1A
Manufacturer General Electric
Fuse Quantity 12
Default Fuse Rating 3.15 A
Power Sensing Voltage 24 VDC
DC Application Range 24 / 48 / 125 VDC
AC Application Range 120 / 240 VAC
Operating Temperature -40 degC to +70 degC
Storage Temperature -40 degC to +85 degC

Installation Guidelines

  • Ensure the control system is powered down before installing or removing the board from the PDIO module.
  • Handle the board using proper ESD (Electrostatic Discharge) protection practices to prevent damage to sensitive electronic components.
  • Verify that the board is securely seated in the designated slot on the TDBS, SRLY, or TDBT terminal board.
  • Ensure all wiring connections are tightened to the specified torque requirements for the terminal blocks.
  • Maintain adequate ventilation in the cabinet to ensure the operating temperature remains within the specified -40 degC to +70 degC range.

FAQ

Which I/O redundancies are supported by this board?

The IS200WROBH1ABA supports both Simplex and Triple Modular Redundant (TMR) I/O pack configurations.

What is the primary purpose of the IS200WROBH1ABA?

It serves as a relay fuse and power sensing board, providing fused power distribution to relay outputs and real-time diagnostic feedback to the Mark VIe controller.

How does the board handle fuse status detection?

When used with isolated voltage on a compatible terminal board like the TDBS, the IS200WROBH1ABA detects the state of fuse pairings and generates a diagnostic fault if a fuse opens while voltage is present.