ELECTRICAL EQUIPMENT TROUBLESHOOTING & MAINTENANCE

Objective:

• Understand the hazards associated with working on electrical power systems
• Perform electrical switching operations safely on switchgear and associated equipment
• Apply safe working practices when maintaining electrical equipment and distribution systems
• Understand diagnostic testing, inspection methods, fault detection techniques, and common failure modes
• Evaluate equipment selection, commissioning requirements, maintenance strategies, reliability, and cost considerations
• Apply preventive and predictive maintenance techniques to improve equipment efficiency and reliability
• Reduce operational costs by implementing effective electrical maintenance practices

Content:

Testing, Troubleshooting Principles and Commissioning of Electrical Equipment

• Introduction to electrical troubleshooting and commissioning
• Using electrical drawings and meters for circuit troubleshooting
• Performing circuit continuity checks with disconnected power supplies
• Performing circuit checks with live electrical supplies
• Electrical testing methods and procedures
• Selection and use of testing devices
• Testing and commissioning methods
• Testing and commissioning procedures
• Maintenance requirements for different types of electrical equipment

Principles of Electrical Maintenance

• Understanding preventive maintenance (PM)
• Applying predictive maintenance (PdM) and condition-based maintenance (CBM)
• Impact of maintenance on equipment performance
• Maintenance improvement strategies
• Corrective and reactive maintenance approaches
• Condition monitoring techniques
• Scheduled maintenance planning

Condition Monitoring for Electrical Equipment

• Mathematical model-based monitoring approaches
• Insulation resistance monitoring
• Online partial discharge monitoring for insulation systems
• Online transformer condition monitoring
• Understanding cable thermal behaviour after installation

Earthing Systems

• Introduction to electrical earthing systems
• Equipment earthing principles
• System earthing principles
• Classification of supply and installation earthing systems
• Neutral earthing compensator systems
• Comparison of earthing methods and their advantages and disadvantages
• Evaluation and selection of suitable earthing methods

Generator Fundamentals, Maintenance, Testing and Troubleshooting

• Principles and operation of electrical generators
• Generator preventive maintenance practices
• Generator troubleshooting techniques
• Fault analysis of generator control circuits

Motor Fundamentals, Maintenance and Troubleshooting

• Fundamentals of electrical motors
• Motor testing procedures
• Common motor failures and causes
• Motor maintenance practices

Circuit Breaker Fundamentals, Maintenance, Testing and Troubleshooting

• Purpose and importance of electrical switchgear
• Safe operation of electrical switchgear
• Circuit breaker fundamentals
• High voltage circuit breaker maintenance
• High voltage circuit breaker testing procedures
• Low voltage circuit breaker maintenance

Transformer Fundamentals, Maintenance, Testing and Troubleshooting

• Principles and operation of transformers
• Transformer preventive maintenance practices
• Identifying common transformer abnormalities
• Transformer oil testing procedures
• Transformer fault analysis techniques

UPS, Rectifiers, Inverters and Battery Systems

• UPS fundamentals and operation
• Battery discharge testing procedures
• Rectifier and inverter maintenance
• Troubleshooting techniques for UPS and battery systems

For Whom:

• Electrical Engineers and Technicians
• Maintenance Engineers and Supervisors
• Industrial Electrical Personnel
• Facilities and Plant Maintenance Professionals
• Engineers involved in electrical installation, testing, inspection, and commissioning
• Professionals working with electrical power systems, switchgear, and industrial equipment