GE IS200EACFG2ABB EX2100 Exciter Board

GE IS200EACFG2ABB EX2100 Exciter AC Feedback Board

The GE IS200EACFG2ABB is an Exciter AC Feedback board from the EX2100 Series manufactured by General Electric. This board monitors and measures exciter PPT AC supply voltage and current within EX2100 Excitation Control systems. It ensures accurate feedback for system stability and efficiency in power generation applications.

Technical Specifications

• Part Number: IS200EACFG2ABB
• Manufacturer: General Electric (GE)
• Series: EX2100
• Product Type: Exciter AC Feedback Board
• Country of Manufacture: United States (USA)
• Availability: In Stock
• Voltage Measurement: Three-phase PPT AC supply via integrated transformers
• Current Measurement: Via flux/air core coils connected to TB4
• Output Connectors: 3 DB9 connectors for controllers M1, M2, and C
• Maximum Cable Length: 90 meters between EACF board and EBKP backplane
• Input Terminals: TB1, TB2, TB3 for voltage wiring; TB4 for coil inputs
• Mounting: Secured with 3 screws to mounting standoffs

Key Features

• Integrated transformers for precise three-phase voltage measurement
• Dedicated TB4 terminals for flux/air core coil current sensing
• Three DB9 outputs distribute signals to redundant controllers
• Supports cable runs up to 90 meters for flexible installation
• Critical feedback component for EX2100 excitation stability
• Direct replacement for existing EACF boards in EX2100 systems

Measurement Capabilities

• Voltage Inputs: Three-phase PPT AC supply via TB1, TB2, TB3
• Current Inputs: Flux/air core coil connections at TB4
• Output Distribution: Processed signals to M1, M2, and C controllers via DB9
• Feedback Accuracy: Ensures precise excitation control loop performance

Installation Procedure

• Open auxiliary cabinet and verify circuit is fully de-energized using voltage tester
• Label all cables with connector names as marked on board before disconnecting
• Disconnect voltage wiring from TB1, TB2, TB3 and coil wiring from TB4
• Remove 3 screws securing board to mounting standoffs
• Gently extract existing board without damaging adjacent components
• Position new IS200EACFG2ABB in same orientation
• Secure with 3 screws to proper torque specification
• Reconnect all labeled cables to correct terminals
• Verify connections at both ends before restoring power

Package Contents

• 1x GE IS200EACFG2ABB Exciter AC Feedback Board
• Anti-static protective packaging
• Ships via FedEx, UPS, or DHL

FAQ

• What is the function of this board?
  It measures exciter PPT AC voltage and current, providing feedback to EX2100 controllers for excitation system stability.
• What voltage and current inputs does it support?
  Three-phase voltage via TB1-3 and flux/air core coil current via TB4.
• How does it connect to controllers?
  Three DB9 connectors distribute measured signals to M1, M2, and C controllers.
• What is the maximum cable distance?
  Up to 90 meters between EACF board and EBKP backplane.
• What precautions should I take during replacement?
  Verify zero voltage, label all cables, and ensure proper reseating of connections.