Electrical Maintenance

Nexus offers a range of courses intended to develop and demonstrate competence in Electrical Maintenance designed for non-electrically trained engineers.

The course will be a combination of theory and practical, with knowledge and competency assessed at every stage resulting in the issuing of a course competency certificate.

Module 1 – Core Competency (5 Days)

  • Understanding of common motor types, technologies and LV theory.
  • Relevant legislation, standards and Health and Safety.
  • Safe Isolation and proving dead, re-connection of 3-phase AC
  • Reading and understanding of electrical drawings
  • Identification of motor parts and auxiliary components, including control panels.
  • Understanding of the operation of protection devices, including: Fuses, MCB’s and RCD’s
  • Theory and application of Direct On-Line (DOL) systems
  • Principles of Star / Delta motor construction, wiring and operation
  • Forward and Reverse Switching of Motor Power
  • Basic fault-finding using continuity and insulation testers.

Module 2 – (5 Days)

  • Review on Health and Safety including Permits to Work and PPE
  • Function, Set up and testing a range of components, including Sensors and Encoders
  • Starting Methods
  • Introduction to VSD/Inverters/Soft Start
  • Discuss Preventative Maintenance
  • Advanced fault finding and analysis on electrical Control Systems.

Module 3 – (5 Days)

  • Documentation Review:-
  • Safe working practices / Risk Assessments / RAMS
  • Test Equipment – Live Testing theory and Practical, including Oscilloscopes
  • Introduction to PLC Interfacing
  • Introduction to Three-Term Control (PID)
  • Introduction Hazardous Environment Electrical Safety.

Flexible Bespoke Delivery of this course is available on request.






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