Product Overview

• Part No: IS200AEPAH1AFD
• Base Model: IS200AEPAH1A
• Brand: GE General Electric
• Series: Mark VI Speedtronic Turbine / Wind Turbine Control System
• Type: AEPA Alternative Energy Pitch Axis Mixed I/O Module
• Function
• Collect encoder position, analog and discrete signals from wind pitch actuators and turbine field sensors
• Process signal conditioning, isolation and scaling for pitch angle closed-loop regulation
• Exchange real-time data with main CPU via IONet / UDH communication bus

• Output relay control signals for pitch safety interlock and auxiliary valve drive

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Core Features

• Integrated multi-channel AI, DI, relay DO and encoder feedback ports for pitch control
• Channel-to-channel galvanic isolation to eliminate ground loop and EMI interference
• Support simplex, dual and TMR triple modular redundancy for high safety SIL3 loops
• Built-in MOV surge protection and full PCB conformal coating for harsh industrial environments
• Dual communication protocols: IONet and Unit Data Highway (UDH)

• Standard rack plug-in card, compatible with auxiliary expansion daughterboard

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Technical Specifications

• Power Supply: 24VDC via cabinet backplane
• Operating Temperature: -40℃ ~ +70℃
• Weight: Approx 1.3kg (3 lbs)
• HS Code: 85389091

• Supply: Brand new original & fully tested refurbished modules available

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Compatibility

• Exclusive fit for GE Mark VI turbine and wind turbine control rack
• Matches Mark VI main processor boards and EX2000 excitation systems

• Direct plug-and-play replacement for identical part number during maintenance

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Application

• Pitch angle automatic control for onshore & offshore wind turbine units
• Auxiliary analog/digital signal acquisition for gas/steam turbine power plants
• Spare part backup and fault replacement for wind farm and power station control cabinets