DC Equipment Operator (Substation)
ちょくりゅうきうんてんこう（へんでんしょ）
Industry & Occupation
Classification
Summary
This occupation involves operating and monitoring DC power supply equipment (rectifiers and storage batteries) within substations to supply stable DC power to protective relay systems and control equipment.
Description
DC Equipment Operators specialize in the inspection, operation, and maintenance of DC power supply equipment such as rectifiers and storage batteries installed in substations. They conduct routine patrol inspections to measure voltage and current values, and if abnormalities are detected, they promptly analyze the causes and take action. They also perform periodic storage battery capacity tests, replace deteriorated parts, adjust rectifiers, and check and adjust protective relays and control circuits. They handle troubleshooting during operation and backup power switching during emergencies, collaborating with other departments and manufacturer technicians to support the safe and stable operation of the power system.
Future Outlook
With the introduction of renewable energy and smart grid development, substation equipment is becoming more advanced. Demand for DC system operations is also increasing, and the need for specialized technicians is stable to growing.
Personality Traits
Cautious / High Concentration / Strong Sense of Responsibility
Work Style
Career Path
DC Equipment Operator Apprentice → DC Equipment Operator → Substation Supervisor → Power Equipment Management Technician
Required Skills
DC Power Supply Equipment Operation / Protective Relay / Understanding of Maintenance and Inspection Procedures / Use of Measuring Instruments
Recommended Skills
Basic Knowledge of PLC Control Systems / Fault Diagnosis / Reading English Technical Documents
Aptitudes (Strengths Preferred)
| Item | Description |
|---|---|
| Attention to Detail & Accuracy | Because high accuracy is required to not miss subtle abnormalities in instrument readings. |
| Problem Solving | Because identifying causes during abnormalities and responding quickly are necessary. |
| Stress Tolerance | Because it is necessary to withstand pressure during emergency responses. |
Aptitudes (Weaknesses Acceptable)
| Item | Description |
|---|---|
| Creativity & Ideation | Because routine tasks are the main focus and creative thinking is minimal. |
| Physical Stamina & Endurance | Because inspections are mainly indoors and heavy labor is minimal. |
Related Qualifications
- 第三種電気主任技術者
- 電気工事士
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- Power Equipment Maintainer
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