DETAILED OCCUPATION DATA
49-2095 Electrical and Electronics Repairers, Powerhouse, Substation, and Relay
Occupational Description:
Inspect, test, repair, or maintain electrical equipment in generating stations, substations, and in-service relays.| Percentiles | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| Geography | Employment | Emp SE* | Mean | Mean SE* | 10th | 25th | Median | 75th | 90th |
| EDR 11 - 7 County Twin Cities | 70 | 10 | $33.67/hr | $1.19/hr | $22.35/hr | $28.91/hr | $34.52/hr | $40.32/hr | $44.43/hr |
| Minnesota | 150 | 17 | $32.94/hr | $0.79/hr | $24.17/hr | $29.51/hr | $33.47/hr | $37.14/hr | $42.75/hr |
| U S | 23,850 | 620 | $32.41/hr | $0.23/hr | $23.03/hr | $27.97/hr | $33.14/hr | $37.07/hr | $42.97/hr |
| *SE = Standard error, a measure of the statistical reliability of the estimate. | |||||||||
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| Occupation (click title for details) | OES | Projections | |
|---|---|---|---|
| Employment | Median Wage | % Change - | |
| Stationary Engineers and Boiler Operators | 760 | $28.03/hr | N/A |
| Electric Motor, Power Tool, and Related Repairers | 210 | $22.10/hr | N/A |
| Control and Valve Installers and Repairers, Except Mechanical Door | 180 | $30.11/hr | N/A |
| Power Plant Operators | 120 | $35.07/hr | N/A |
| Avionics Technicians | N/A | $27.03/hr | N/A |
Tasks for Electrical and Electronics Repairers, Powerhouse, Substation, and Relay
- Repairs, replaces, and cleans equipment, such as brushes, commutators, windings, bearings, relays, switches, controls, and instruments.
- Disconnects voltage regulators, bolts, and screws, and connects replacement regulators to high-voltage lines.
- Prepares reports of work performed.
- Analyzes test data to diagnose malfunctions and evaluate effect of system modifications.
- Paints, repairs, and maintains buildings and sets forms and pours concrete footings for installation of heavy equipment.
- Notifies personnel of need for equipment shutdown requiring changes from normal operation to maintain service.
- Tests insulators and bushings of equipment by inducing voltage across insulation, using testing apparatus, and calculating insulation loss.
- Repairs or rebuilds circuit breakers, transformers, and lightning arresters by replacing worn parts.
- Inspects and tests equipment and circuits to identify malfunction or defect, using wiring diagrams and testing devices such as ohmmeters, voltmeters, or ammeters.
- Tests oil in circuit breakers and transformers for dielectric strength and periodically refills.