Relay Repair Worker
けいでんきしゅうりこう
Industry & Occupation
Classification
Summary
A technical job that inspects, tests, calibrates, and repairs relays (protective relays) used in power equipment, supporting safe and stable power supply.
Description
Relay repair workers are specialized technicians who inspect, test, calibrate, and repair relays used in power plants and transmission systems to maintain their functions. They understand the structure and operating principles of relays, use test equipment to measure operating characteristics, and perform part replacements or contact adjustments as necessary. They also check insulation performance and evaluate parts degraded over time, supporting the safe and stable operation of power systems. Since they often handle high-voltage equipment, strict safety procedures and an electrician's license are required.
Future Outlook
Stable job openings are expected due to the need for updating and upgrading protective devices in response to aging power infrastructure and the introduction of renewable energy. Expertise will be further required with the integration of IoT and remote monitoring technologies.
Personality Traits
Cautious and accurate / High concentration / Problem-solving oriented / Strong sense of responsibility
Work Style
Business Trips / Night Shifts / On-site Work / Regular Maintenance / Shift Work
Career Path
Relay Repair Worker Apprentice → Relay Repair Worker → Senior Relay Engineer → Protective Relay Engineer → Maintenance Team Leader
Required Skills
Circuit Diagram Reading / Electrical Circuit Basics / Meter Operation / Protective Relay / Safety Rules and Use of Protective Gear / Test Equipment Operation
Recommended Skills
Basic Knowledge of PLC and SCADA / High-Voltage Equipment Maintenance / Preventive Maintenance / Reading English Technical Documents
Aptitudes (Strengths Preferred)
| Item | Description |
|---|---|
| Analytical & Logical Thinking | Because it is necessary to identify the cause of relay failures and analyze test data. |
| Attention to Detail & Accuracy | Because even slight deviations in set values can directly lead to malfunctions. |
| Numerical & Quantitative Analysis | Because it is necessary to calculate set values from test data and make adjustments. |
| Problem Solving | Because it is necessary to diagnose the causes of failures or malfunctions and repair them. |
Related Qualifications
- First-Class Electrician
Aliases
- Relay Repair Worker
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