Course Overview:
This course is designed to equip technical personnel with the knowledge and skills necessary to effectively diagnose and troubleshoot electrical faults in industrial and commercial systems. It focuses on understanding fault types, root cause analysis, diagnostic techniques, safe fault isolation, and repair strategies. Emphasis is placed on minimizing downtime, improving safety, and restoring normal operations quickly and efficiently.
Course Objectives:
By the end of this course, participants will be able to:
- Understand common types of electrical faults and their causes
- Use electrical schematics and diagrams for fault tracing
- Apply systematic troubleshooting methodologies
- Use diagnostic tools effectively for fault detection
- Safely isolate and repair electrical faults
- Reduce equipment downtime and enhance system reliability
- Document faults and corrective actions
Who Should Attend:
- Electrical maintenance technicians
- Industrial electricians and field service engineers
- Plant maintenance and facility staff
- Operations supervisors and foremen
- Reliability and instrumentation technicians
- Safety officers involved in electrical safety
Course Outline:
Understanding Electrical Faults
- Definition and types of electrical faults
- Open circuits, short circuits, ground faults, and phase imbalance
- Common causes: aging, overloading, environmental factors
- Signs and symptoms of electrical system failure
Basic Electrical Theory Refresher
- Voltage, current, resistance, and power relationships
- Series and parallel circuits
- Effects of faults on electrical parameters
- Importance of proper grounding and bonding
Fault Diagnosis Techniques and Tools
- Step-by-step troubleshooting approach
- Visual inspection techniques
- Use of multimeters, clamp meters, megohmmeters, and thermal cameras
- Voltage drop testing and continuity checks
Reading and Interpreting Electrical Diagrams
- Schematic, wiring, and single-line diagrams
- Identifying circuit paths and components
- Tracing signals and pinpointing fault locations
- Using control circuit logic for troubleshooting
Troubleshooting Common Electrical Equipment
- Motors and motor control circuits
- Transformers and switchgear
- Circuit breakers and fuses
- Relays, contactors, and timers
Safe Isolation and Repair Practices
- Lockout/tagout (LOTO) procedures
- Isolation techniques and safe disconnection
- Fault containment and emergency response
- Re-energization and post-repair testing
Preventive Strategies and Documentation
- Recording and analyzing fault histories
- Root cause analysis (RCA) tools
- Preventive maintenance practices to avoid recurring faults
- Building a troubleshooting knowledge base