Click Here for Details

DOT Code: 820.261-018

Industry: utilities

Inspects, tests, and maintains substation electrical equipment, such as oil circuit breakers and transformers: Inspects and tests equipment to detect malfunctioning and determine resistance and load, using voltmeter and ammeter. Tests insulators and bushings of equipment for power leakage by imposing specified voltage on insulation through testing apparatus and calculating insulation loss. Tests oil in circuit breakers and transformers for dielectric strength [Transformer Tester (utilities)]. Repairs or rebuilds oil circuit breakers, transformers, and lightning arrestors by replacing worn parts. Disconnects voltage regulators for removal by other workers by loosening bolts and screws and connects replacement regulator to high-voltage line. Periodically replenishes oil in circuit breakers and transformers not needing repair. Inspects switches before repairing or replacing equipment to ensure power cutoffs. Does not repair electrical machinery, such as generators and converters [Electrician, Powerhouse (utilities)]. May set forms and pour concrete footings for heavy equipment installation. May paint, repair, and maintain substation buildings.

GOE: 05.05.05 STRENGTH: M GED: R4 M4 L3 SVP: 8 DLU: 77