GE 531X307LTBAKG1 LAN I/O Terminal Board in stock

GE 531X307LTBAKG1 is a LAN I/O terminal board for GE EX2000, DC2000 generator excitation and drive control systems. It serves as the signal interface between the main controller and field devices, collecting digital interlock signals and outputting relay contact signals.

This legacy circuit board is discontinued. It is widely used as spare parts for power plant excitation cabinet maintenance and renovation, with 8 universal wide-range inputs and 7 Form C relay outputs for interlock and indicator control.

Data Parameters

• 1. Brand: GE (General Electric / GE Vernova)

• 2. Model: 531X307LTBAKG1

• 3. Product Type: LAN I/O Terminal Board

• 4. Application: EX2000 / DC2000 synchronous generator excitation system

• 5. Feature: 8 configurable digital inputs, 7 Form C relay outputs

• 6. Characteristic: Input range 2~240V AC/DC, signal conversion to 24VDC logic

• 7. Communication: LAN internal bus, matched with NTB series board

• 8. Compatible Devices: EX2000 excitation controller, buttons and status indicators

• 9. Mounting: Installed inside excitation cabinet rack slot

• 10. Operating Temperature: -20℃ ~ +70℃

Core Functions

• 1. Receive field interlock, pushbutton and equipment status digital input signals.

• 2. Output relay contact signals to control indicators, contactors and interlock loops.

• 3. Convert wide AC/DC input signals into standard 24VDC logic signals for mainboard.

• 4. Cooperate with NTB terminal board to complete signal distribution of excitation system.

• 5. Provide onboard signal isolation and surge protection for field wiring circuits.

Application Scenarios

• 1. Thermal power plant EX2000 generator excitation control cabinet.

• 2. Hydropower station synchronous generator excitation regulation unit.

• 3. Industrial self-owned power station generator protection and interlock system.

• 4. Turbine excitation cabinet signal acquisition and relay output control.

• 5. Old GE EX2000 system spare replacement and technical transformation.

FAQ

• 1. Q: What is GE 531X307LTBAKG1?
      A: It is LAN I/O terminal board specially designed for GE EX2000 excitation system.

• 2. Q: What is the difference between 531X307LTBAKG1 and 531X307LTBAFG1?
      A: They belong to the same LTB series, different hardware revisions with terminal definition differences.

• 3. Q: Is this model still in production?
      A: It has been discontinued, only for aftermarket spare parts supply.

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