45 lines
3.0 KiB
Markdown
45 lines
3.0 KiB
Markdown
# Tasks & work activities — electrical transmission system operator
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Source: O*NET 30.3, occupation 49-2095.00 (Electrical and Electronics Repairers, Powerhouse, Substation, and Relay).
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## Task statements
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- **[Core]** Inspect and test equipment and circuits to identify malfunctions or defects, using wiring diagrams and testing devices such as ohmmeters, voltmeters, or ammeters.
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- **[Core]** Consult manuals, schematics, wiring diagrams, and engineering personnel to troubleshoot and solve equipment problems and to determine optimum equipment functioning.
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- **[Core]** Notify facility personnel of equipment shutdowns.
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- **[Core]** Open and close switches to isolate defective relays, performing adjustments or repairs.
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- **[Core]** Prepare and maintain records detailing tests, repairs, and maintenance.
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- **[Core]** Analyze test data to diagnose malfunctions, to determine performance characteristics of systems, or to evaluate effects of system modifications.
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- **[Core]** Repair, replace, and clean equipment and components such as circuit breakers, brushes, and commutators.
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- **[Core]** Run signal quality and connectivity tests for individual cables, and record results.
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- **[Core]** Maintain inventories of spare parts for all equipment, requisitioning parts as necessary.
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- **[Supplemental]** Construct, test, maintain, and repair substation relay and control systems.
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- **[Supplemental]** Test insulators and bushings of equipment by inducing voltage across insulation, testing current, and calculating insulation loss.
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- **[Supplemental]** Disconnect voltage regulators, bolts, and screws, and connect replacement regulators to high-voltage lines.
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- **[Supplemental]** Schedule and supervise the construction and testing of special devices and the implementation of unique monitoring or control systems.
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- **[Supplemental]** Schedule and supervise splicing or termination of cables in color-code order.
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- **[Supplemental]** Test oil in circuit breakers and transformers for dielectric strength, refilling oil periodically.
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## Detailed work activities
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- Analyze test or performance data to assess equipment operation.
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- Clean equipment, parts, or tools to repair or maintain them in good working order.
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- Confer with coworkers to coordinate work activities.
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- Connect electrical components or equipment.
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- Control power supply connections.
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- Document operational activities.
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- Document test results.
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- Inspect equipment to locate or identify electrical problems.
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- Maintain inventories of materials, equipment, or products.
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- Maintain repair or maintenance records.
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- Order materials, supplies, or equipment.
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- Read technical information needed to perform maintenance or repairs.
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- Repair electrical circuits or wiring.
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- Repair electrical components.
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- Repair electronic equipment.
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- Schedule repair, installation or maintenance activities.
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- Supervise employees.
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- Test electrical circuits or components for proper functioning.
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- Test electrical equipment or systems to ensure proper functioning.
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- Test fluids to identify contamination or other problems.
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