By the end of this course delegates will be able to:

• A better understanding of commissioning procedures
• A better understanding of troubleshooting procedures
• An improved capability in the use of test equipment
• A better understanding of failure modes and failure analysis
• A refreshed awareness of electrical safety concerns.

The safe and efficient operation of modern electrical equipment and control systems requires the successful testing, start-up and commissioning of this equipment or system to ensure the correct operation plus accurate troubleshooting and subsequent repair of this equipment or system to ensure continued productivity.

• The Technology of Electrical Equipment

  • Transformers
  • Power supplies (UPS)
  • Batteries
  • Generators
  • Switchgear
  • Motor control centers (MCC)
  • Disconnect switches
  • Neutral ground resistors (NGR)
  • Variable frequency speed drives (VFDVSD)
  • Programmable logic controllers (PLC) and distributed control systems (DCS)
  • Power monitoring
  • Control relays timers switches
  • Motor feeder protective devices
  • Motors (AC and DC)
  • Miscellaneous equipment – heaters, solenoid valves, electric valve actuators and signaling alarm devices

   

  Commissioning and Testing of Electrical Equipment

  • Methods
  • Terminology
  • Principles
  • Special techniques

   

  Troubleshooting of Electrical Equipment

  • Methods
  • Terminology
  • Principles
  • Special techniques
  • Case studies examples
  • Single line drawings
  • Group exercises

   

  The Use of Test Equipment

  • Digital voltmeter (DVM)
  • Oscilloscopes
  • Megger
  • Frequency meter
  • Temperature probes pyrometers
  • Ammeters
  • Power meters
  • Load banks
  • Digital hydrometers
  • Cable fault locators

   

  The Interpretation and Use of Drawings

  • Single-line electrical drawings
  • Control schematics, Wiring lists
  • Pand ID’s , Logic and standard symbols

   

  The Development of a Job Plan

  • Identification of the troubleshooting step-by-step sequence
  • Procedure preparation
  • Documentation
  • Follow-up, Safety considerations and training

   

  The Identification and Repair of Problems Failures

  • Common mode failures, Phase imbalance
  • Contact pitting arcing
  • Electronic component failure, Fusing
  • Motor windings bearings brushes, Ballasts
  • Excitation circuits, Battery cells, Inverters rectifiers
  • Bushings, Switches, Control circuits, Ground faults

   

  A Review of Safety Requirements

  • Area classifications
  • Electrical codes
  • Safety information