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Power Systems for Private Network Operators

EA Technology have been at the forefront of developing an understanding of degradation, failure and condition assessment of HV/MV electrical equipment for many decades. This unique course applies this knowledge to a number of critical power engineering topics and enables you to learn from specialists with first-hand experience of working with operators of electrical networks to improve reliability, safety and the performance of their electrical assets.

The course will include general principles, anatomy, common failure modes, and operational and maintenance issues relating to generic types of HV equipment.

Delivered by industry experts with extensive expertise in optimising the performance of HV electrical networks and equipment, this course will provide comprehensive insights into improving the reliability of electrical networks.

Day one

Electrical Safety

  • Electricity at Work Regulations 1989
  • The definition of competence
  • MV hazards
  • Case studies of accidents

Asset Management

  • Overview
  • Capability and information requirements

System Components: Cables

  • Anatomy, ratings and failure modes
  • Asset management
  • Electric field and partial discharge theory
  • Water tree degradation

System Components: Terminations

  • Failure modes and maintenance
  • TEV and ultrasonic theory

System Components: Transformers

  • Anatomy, ratings and failure modes
  • Maintenance and asset management
  • Tap changers, Buchholz and bushings
  • Oil testing

System Components: Switchgear

  • Anatomy, ratings and failure modes
  • Maintenance and asset management
  • Mechanisms
  • Trip profiling
  • Lubrication
  • Air/oil/gas/vacuum breakers

Day two

System Components: Protection Systems

  • CTs and VTs
  • Relay types
  • Common schemes

System Components: Batteries & Chargers

  • General overview

System Design

  • Fault level
  • Earthing topologies, including discussion of touch and step potentials
  • Fire protection

Power Quality, Including Preventive and Corrective Measures

  • Power Factor
  • Harmonics, including failures of motors connected to VSDs

Energy Efficiency

  • Metering and its importance
  • VSDs
  • Voltage control
  • Lighting technologies

Programme may be subject to amendment

This course will help develop your understanding of:

  • The principles of power systems
  • Best practice asset management activities in relation to HV/MV equipment
  • Typical failure modes
  • How to maintain good network performance
  • How to prevent errors in design and installation
  • How to improve the reliability and safety of electrical networks

The course also provides a basis for future learning and the selection of specialisations.

View full course schedule


Course duration: 2 days


CPD Information


EA Technology are accredited members of the CPD certification service. This course counts towards your planned CPD requirements.

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