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ABB PPD115A102 | 3BHE017628R0102 | PP D115 A102 | driver module PEC800-PS PEC800-CO FOCS (Fiber-Optic Current Sensor) is a technical innovation that can measure uni- or bidirectional DC currents up to 500 kA with high accuracy.FOCS uses the Faraday effect in a single-ended optical fiber around the current conductor to measure high DC currents.FOCS technology is widely used in power electronics and power systems, including excitation control systems in power plants such as ABB FOCS excitation control system.
ABB PPD115A102 | 3BHE017628R0102 | PP D115 A102 | driver module PEC800-PS PEC800-CO FOCS
To control excitation in power plants, ABB provides a range of excitation control systems, including the ABB FOCS excitation control system. The ABB FOCS excitation control system is designed to control the excitation of synchronous generators and motors. The control system uses FOCS technology to measure the excitation current accurately and control the excitation voltage.
ABB PPD115A102 | 3BHE017628R0102 | PP D115 A102 | driver module PEC800-PS PEC800-CO FOCS
To use the ABB FOCS excitation control system, you need to install and configure the system according to the manufacturer's instructions. The ABB FOCS excitation control system includes hardware and software components. The hardware components include the FOCS sensor, which measures the excitation current, and the excitation control unit (ECU), which controls the excitation voltage. The software component includes the control program that runs on the ECU to control the excitation voltage based on the measured excitation current.
ABB PPD115A102 | 3BHE017628R0102 | PP D115 A102 | driver module PEC800-PS PEC800-CO FOCS
Here are some steps to use the ABB FOCS excitation control system:
- Install the FOCS sensor around the excitation current conductor according to the manufacturer's instructions.
- Connect the FOCS sensor to the excitation control unit (ECU).
- Connect the ECU to the synchronous generator or motor.
- Install the control program on the ECU according to the manufacturer's instructions.
Configure the control program to control the excitation voltage based on the measured excitation current
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