🎯 Course Description:
This 5-day practical course is designed to equip electrical professionals with the skills and knowledge to inspect, maintain, and troubleshoot low, medium, and high voltage power systems safely and effectively.
The course follows international best practices (NFPA 70B, IEEE, IEC, NETA, OSHA) and focuses on preventive and predictive maintenance techniques, fault detection, and systematic troubleshooting procedures for key electrical components such as switchgear, transformers, motors, circuit breakers, cables, relays, and grounding systems.
Participants will learn to analyze common electrical faults, use test equipment and insulation testers, and apply root cause analysis for electrical failures to ensure system reliability, safety, and longevity.
👥 Who Should Attend:
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Electrical engineers and supervisors
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Plant and facility maintenance personnel
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Utility and industrial electricians
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QA/QC electrical inspectors
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Safety officers responsible for electrical systems
🗓️ Day 1: Power System Overview & Inspection Planning
| Time | Topic |
|---|---|
| 08:30 – 09:00 | Welcome, Objectives, and Introductions |
| 09:00 – 10:30 | Overview of Power System Components – From generation to distribution |
| 10:30 – 10:45 | ☕ Coffee Break |
| 10:45 – 12:15 | Inspection Types – Visual, mechanical, thermal, and electrical inspections |
| 12:15 – 01:15 | 🍽 Lunch Break |
| 01:15 – 02:45 | Developing Inspection Schedules – Criticality, risk, and standards |
| 02:45 – 03:00 | ☕ Coffee Break |
| 03:00 – 04:30 | Workshop: Planning inspection for a medium-voltage substation |
🗓️ Day 2: Preventive and Predictive Maintenance Practices
| Time | Topic |
|---|---|
| 08:30 – 10:00 | Preventive Maintenance (PM) Techniques – Lubrication, cleaning, tightening, testing |
| 10:00 – 10:15 | ☕ Coffee Break |
| 10:15 – 12:15 | Predictive Maintenance (PdM) – Infrared thermography, ultrasound, vibration analysis |
| 12:15 – 01:15 | 🍽 Lunch Break |
| 01:15 – 02:45 | Electrical Testing Instruments – Insulation testers, earth testers, power analyzers |
| 02:45 – 03:00 | ☕ Coffee Break |
| 03:00 – 04:30 | Workshop: Interpreting test results and identifying equipment degradation |
🗓️ Day 3: Troubleshooting Methods for Electrical Systems
| Time | Topic |
|---|---|
| 08:30 – 10:00 | Troubleshooting Process & Safety – Lockout/Tagout (LOTO), permits, PPE |
| 10:00 – 10:15 | ☕ Coffee Break |
| 10:15 – 12:15 | Low Voltage Systems Troubleshooting – Panels, lighting, control circuits |
| 12:15 – 01:15 | 🍽 Lunch Break |
| 01:15 – 02:45 | Medium Voltage Equipment Troubleshooting – Switchgear, breakers, CTs/VTs |
| 02:45 – 03:00 | ☕ Coffee Break |
| 03:00 – 04:30 | Workshop: Root cause analysis for tripping breakers and unbalanced loads |
🗓️ Day 4: Equipment Maintenance and Failure Prevention
| Time | Topic |
|---|---|
| 08:30 – 10:00 | Transformers – Oil testing, DGA, winding resistance, bushing inspection |
| 10:00 – 10:15 | ☕ Coffee Break |
| 10:15 – 12:15 | Motors & Generators – Insulation resistance, bearing checks, overheating |
| 12:15 – 01:15 | 🍽 Lunch Break |
| 01:15 – 02:45 | Circuit Breakers & Contactors – Testing, timing analysis, arc chute inspection |
| 02:45 – 03:00 | ☕ Coffee Break |
| 03:00 – 04:30 | Workshop: Failure prevention strategies for electrical components |
🗓️ Day 5: Compliance, Documentation & Best Practices
| Time | Topic |
|---|---|
| 08:30 – 10:00 | Electrical Safety Codes & Standards – OSHA, NFPA 70E, NETA MTS, IEC 60364 |
| 10:00 – 10:15 | ☕ Coffee Break |
| 10:15 – 12:15 | Maintenance Logs and Reporting – Creating inspection forms and test reports |
| 12:15 – 01:15 | 🍽 Lunch Break |
| 01:15 – 03:00 | Best Practices in Troubleshooting – Minimizing downtime and improving MTTR |
| 03:00 – 03:15 | ☕ Coffee Break |
| 03:15 – 04:30 | Final Q&A, Practical Assessment, Certificates & Group Feedback |
📂 Course Materials Provided:
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Power system inspection checklist templates
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Preventive maintenance plan samples
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Electrical troubleshooting flowcharts
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Equipment test report formats
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Relevant excerpts from IEEE, NETA, and NFPA standards
