IS200AEPAH1BCA

Overview

• Model: IS200AEPAH1BCA

• Type: Printed Circuit Board (AEPA Module)

• Manufacturer: GE General Electric

• System: Mark VI

• Application: Provides processing, signal conditioning, and redundancy‑compatible control functions within Mark VI turbine control systems

Structural Description

• Main Board:

  • Primary AEPA PCB forming the core processing and interface platform

• Auxiliary Board (Optional):

  • Mounted using standoffs and screws

  • Connects to the main AEPA module via two male connectors located in the upper left corner

• Connectors:

  • Multiple integrated circuits

  • One 3‑pin female connector

  • Two female phone‑plug style connectors

• Redundancy Support:

  • Compatible with simplex and triple modular redundancy (TMR) architectures

Redundancy & System Architecture

• Simplex Mode:

  • Operates as a single control path

• TMR Mode:

  • Requires three independent control modules

  • Requires three separate IONets and three power supplies

  • Allows the system to ride through a single‑point failure

  • Enables repair or replacement of a defective module while the process remains online

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