🎯 Course Description:
This 5-day specialized course is designed to provide participants with a deep understanding of low and medium voltage (LV & MV) switchgear systems critical for power distribution and industrial applications.
The course covers the types, design, operation principles, selection criteria, components, protection devices, maintenance, and troubleshooting techniques of LV & MV switchgear. Emphasis is placed on safety, standards compliance, and practical problem-solving.
Interactive workshops and case studies equip participants with the skills to optimize switchgear performance, diagnose faults, and implement effective maintenance strategies.
👥 Who Should Attend:
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Electrical engineers and technicians
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Maintenance and commissioning teams
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Protection and control engineers
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Project managers and planners in electrical distribution
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Safety officers and quality assurance personnel
🗓️ Day 1: Introduction to LV & MV Switchgear
| Time | Topic |
|---|---|
| 08:30 – 09:00 | Welcome, Course Objectives & Participant Introductions |
| 09:00 – 10:30 | Types and Classifications of Switchgear – Air, vacuum, SF6, oil-filled |
| 10:30 – 10:45 | ☕ Coffee Break |
| 10:45 – 12:15 | Basic Components and Functions – Circuit breakers, contactors, relays |
| 12:15 – 01:15 | 🍽 Lunch Break |
| 01:15 – 02:45 | Switchgear Standards and Ratings – IEC, ANSI, NEMA, rated voltage and current |
| 02:45 – 03:00 | ☕ Coffee Break |
| 03:00 – 04:30 | Workshop: Identifying switchgear components and understanding datasheets |
🗓️ Day 2: Switchgear Operation and Control
| Time | Topic |
|---|---|
| 08:30 – 10:00 | Operating Principles of Circuit Breakers and Switches |
| 10:00 – 10:15 | ☕ Coffee Break |
| 10:15 – 12:15 | Control Circuits and Interlocking – Wiring, logic, and safety |
| 12:15 – 01:15 | 🍽 Lunch Break |
| 01:15 – 02:45 | Protection Devices – Relays, fuses, trip units, and their coordination |
| 02:45 – 03:00 | ☕ Coffee Break |
| 03:00 – 04:30 | Workshop: Simulating control and protection circuits |
🗓️ Day 3: Switchgear Selection and Specification
| Time | Topic |
|---|---|
| 08:30 – 10:00 | Criteria for Switchgear Selection – Load, environment, fault current, reliability |
| 10:00 – 10:15 | ☕ Coffee Break |
| 10:15 – 12:15 | Environmental and Safety Considerations – Indoor vs outdoor, arc flash risks |
| 12:15 – 01:15 | 🍽 Lunch Break |
| 01:15 – 02:45 | Tendering and Procurement – Specification writing and vendor evaluation |
| 02:45 – 03:00 | ☕ Coffee Break |
| 03:00 – 04:30 | Case Study: Selecting switchgear for an industrial plant |
🗓️ Day 4: Maintenance and Troubleshooting
| Time | Topic |
|---|---|
| 08:30 – 10:00 | Routine and Preventive Maintenance – Inspections, cleaning, lubrication |
| 10:00 – 10:15 | ☕ Coffee Break |
| 10:15 – 12:15 | Common Faults and Diagnostics – Failure modes and detection methods |
| 12:15 – 01:15 | 🍽 Lunch Break |
| 01:15 – 02:45 | Testing and Commissioning Procedures – Insulation, contact resistance, timing |
| 02:45 – 03:00 | ☕ Coffee Break |
| 03:00 – 04:30 | Workshop: Troubleshooting practical faults on switchgear models |
🗓️ Day 5: Safety, Standards, and Best Practices
| Time | Topic |
|---|---|
| 08:30 – 10:00 | Electrical Safety and Arc Flash Prevention |
| 10:00 – 10:15 | ☕ Coffee Break |
| 10:15 – 12:15 | Standards Compliance and Documentation – Testing reports, certificates |
| 12:15 – 01:15 | 🍽 Lunch Break |
| 01:15 – 03:00 | Best Practices in Operation and Maintenance |
| 03:00 – 03:15 | ☕ Coffee Break |
| 03:15 – 04:30 | Final Q&A, Group Discussion, Feedback & Certification |
📂 Course Materials Provided:
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Switchgear types and specifications handbook
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Protection coordination and control circuit diagrams
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Maintenance checklists and troubleshooting guides
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Safety and arc flash prevention protocols
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Case study reports and workshop manuals
