G543 - (GE) Static (Bus Fed, Shunt, SCR) Excitation

4 days - 2.6 Continuing Education Units Awarded

This Seminar was designed to provide the participant with the knowledge necessary for maintaining, troubleshooting and repairing GE's Potential Source and Shunt SCR Static Excitation Systems. This Seminar provides a detailed coverage description of the equipment, principles of operation, as well as maintenance and troubleshooting. This Seminar is a print intensive Seminar with emphasis on expected voltage levels at the test points provided on the cards. This Seminar is recommended for both technicians and engineers. 

Topical Outline includes: System Overview, Identification of Major Components, Inner Loop Regulator, AC/DC Gate, Firing Circuit, AC Regulator, Relaying, SCR Bridge, Maintenance and Troubleshooting.

This Seminar is designed for Engineers, Technicians, and Electricians who have a need to maintain this system.

OBJECTIVES
Upon completion of this Seminar, participants will be able to:

Seminar OUTLINE

1. Major Components: Power Potential Transformer (PPT), Regulator Section, Rectifier Section
2. DC Regulator
3. Inner Loop Regulator
4. AC/DC Gate
5. Firing Circuit Control: Synchronizer, Reference Phasor, Trigger Generator Boards, Gate Driver
6. AC Regulator: Signal Conditioner, AC Voltage Sensor, Impedance Compensator, AC Regulator, AC SVA, Transfer and Tracking, Underexcited Reactive Ampere Limit (URAL)
7. Relaying and Control Circuits
8. SCR Rectifier Bridge
9. Maintenance: Preventive Maintenance, Troubleshooting and Repair