Occupation: Electrical and Electronics Repairers, Powerhouse, Substation, and Relay
Electrical and Electronics Repairers, Powerhouse, Substation, and Relay
Inspect, test, repair, or maintain electrical equipment in generating stations, substations, and in-service relays.
Reported Job Titles
(10)
- Electrical and Instrumentation Technician (E and I Technician)
- Electrical Technician
- Instrument and Control Technician (I and C Technician)
- Instrumentation and Control Technician (I and C Technician)
- Relay Technician
- Substation Electrician
- Substation Mechanic
- Substation Technician
- Substation Wireman
- Wireman
Work Values
| Work Value | Score |
|---|---|
| Achievement | 3.33 |
| Working Conditions | 4.17 |
| Recognition | 2.33 |
| Relationships | 3.67 |
| Support | 5.67 |
| Independence | 5 |
Core Tasks
(9)
- Inspect and test equipment and circuits to identify malfunctions or defects, using wiring diagrams and testing devices such as ohmmeters, voltmeters, or ammeters.
- Prepare and maintain records detailing tests, repairs, and maintenance.
- Consult manuals, schematics, wiring diagrams, and engineering personnel to troubleshoot and solve equipment problems and to determine optimum equipment functioning.
- Analyze test data to diagnose malfunctions, to determine performance characteristics of systems, or to evaluate effects of system modifications.
- Open and close switches to isolate defective relays, performing adjustments or repairs.
- Notify facility personnel of equipment shutdowns.
- Repair, replace, and clean equipment and components such as circuit breakers, brushes, and commutators.
- Run signal quality and connectivity tests for individual cables, and record results.
- Maintain inventories of spare parts for all equipment, requisitioning parts as necessary.
Supplemental Tasks
(6)
- Construct, test, maintain, and repair substation relay and control systems.
- Test insulators and bushings of equipment by inducing voltage across insulation, testing current, and calculating insulation loss.
- Schedule and supervise the construction and testing of special devices and the implementation of unique monitoring or control systems.
- Schedule and supervise splicing or termination of cables in color-code order.
- Test oil in circuit breakers and transformers for dielectric strength, refilling oil periodically.
- Disconnect voltage regulators, bolts, and screws, and connect replacement regulators to high-voltage lines.