Industries place significant importance on achieving maximum efficiency, reliability, and lifespan for various types of electrical equipment. This includes motors, variable-speed drives, transformers, generators, rectifiers, inverters, uninterruptible power systems, circuit breakers, fuses, and power station electrical and protective systems. To attain these objectives, it is crucial to have a thorough understanding of the equipment's characteristics, selection criteria, common issues, and repair techniques. Additionally, implementing preventive and predictive maintenance practices plays a vital role in achieving optimal performance and longevity.

Course Objectives:

By the end of the training, participants will be able to:

· Comprehend the hazards when working with electrical power systems. This includes live testing/working, electrical arc flash blast, electrocution, short circuits, overloads, earth faults, fires.

· Perform electrical switching operations safely on all 415V – 11kV switchgear and associated equipment in preparation for maintenance tasks.

· Understand the correct methodology and safe operation when working on electrical equipment, switchgear on electrical distribution systems, and all of the associated electrical plants and to be aware of all the associated hazards.

· Understand diagnostic testing and inspection, advanced fault detection techniques, critical components, and common failure modes.

· Study selection criteria, commissioning requirements, predictive and preventive maintenance, reliability, testing, and cost.

· Discover the maintenance required to minimize their operating cost and maximize their efficiency, reliability, and Longevity

Who Should Attend?

This course is designed for both developing engineers & experienced electrical personnel working within commercial and heavy industrial environments within oil and gas processing plants. The course provides personnel with the knowledge and competence to perform quality maintenance, installation, testing, and inspection of generic electrical plant & equipment.

Course Outlines:

Testing, Troubleshooting Principles, and Commissioning Guide of Electrical Equipment

Introduction
Basic principles in using a drawing and meter in troubleshooting circuits
Checks for circuit continuity with disconnected supply
Checks for circuit continuity with live supply
Tests and methods
Testing devices
Testing and Commissioning Methods
Testing and Commissioning Procedures.
Maintenance of Particular Types of Electrical Equipment
Nomo gram for temperature correction
Test voltages for Commissioning and Maintenance
Recommended insulation values for equipment

Principles of Maintenance

Preventive Maintenance (PM)

Basics
Elements

Predictive Maintenance (PdM) (Condition-Based Maintenance) (CBM )

The Basic Concept of Predictive Maintenance
Benefits of Predictive Maintenance

Impact of Maintenance

Role of a maintenance organization

Types of Maintenance

Maintenance Improvement
Corrective Maintenance
Preventive Maintenance
Reactive Maintenance
Condition Monitoring
Scheduled Maintenance

Condition Monitoring For Electrical Equipment

Approaches Based On Mathematical Models

Reliability Centered Maintenance (RCM)
Condition Based Maintenance (CBM)
Partial Discharge

Insulation Resistance Monitoring

Insulation resistance test (IR)
Megger test
Polarization index test
Dc hi-pot test
Measuring insulation degradation
Insulation power factor
On line measuring partial discharge activity for insulation

On-Line Monitoring of Transformers

Local Indications
Thermography
PDA - Partial Discharge Analysis
Insulating Oil Properties And Tests
Test for Dielectric Strength
Water Content in Oil
Acidity Test (Neutralization Number)
Oxidation Inhibitor
Interfacial Tension Test (IFT)
Oil Color
Oil Power Factor Test
Insulating Oil Dissolved Gas Analysis (DGA)

Understanding cable thermal behavior after installation

Optical cable Temperature Monitoring

Earthing Systems

Introduction
Equipment Earthing
System Earthing

Unearthed systems
Solid earthing
Resistance earthing

Filters