A practical program in power distribution, focusing on medium voltage (1kV- 36kV) power considerations, switchgear, power cables, transformers, power factor correction, earthing, lightning protection and network studies.

You will gain technical know-how in these areas not covered by university or college programs. At the end of this program participants will be able to:

  • Understand practical power distribution fundamentals
  • Determine short-circuit ratings quickly and effectively
  • Assess the influence of fault levers on switchgear ratings
  • Select the correct type of switchgear for the right application
  • Evaluate the advantages of modern state-of-the-art switchgear protection for your applications, including preventative maintenance information
  • Understand practical power distribution fundamentals
  • Recognise the different applications for various cable insulation types
  • Know when and how to use single core cables vs three core cables
  • Specify correct power cable installation methods
  • Correctly utilise and protect power transformers
  • Understand practical power distribution fundamentals
  • Assess and specify correct grounding throughout your electrical network
  • Determine the need for Power Factor Correction (PFC) for your environment
  • Assess the economic justification for installing PFC equipment
  • Correctly specify PFC equipment and be aware of practical consequences
  • Confidently use computer simulation software to solve and predict power network problems


By the end of this course you will be able to:
  • Correctly implement the right type of switchgear for the appropriate application
  • Economically select and install the best-suited power cable for a specific application
  • Evaluate the need for power factor correction and successfully implement correction strategies
  • Implement successful maintenance strategies and procedures
  • Effectively use software techniques to solve problem areas in your power network

Next intake starts June 15, 2015. There are limited places available.

Contact us now to speak to a Course Advisor and secure your place!

Course Outline


History and growth of power distribution
Benefits of 3-phase AC power system
Typical characteristics of an industrial distribution system
Voltage classification
Multiple voltage levels in power distribution
Types of distribution arrangements and redundancy

MODULE 2: Distribution System Planning

The need for system planning
Approach to system planning
Data collection
Protection of future growth of electricity demand
Location of key assets
Selection of basic system parameters
Planning of electrical system configuration
Equipment ratings/sizing
Selection of appropriate equipment
System studies needed for planning
Software packages used for system studies

MODULE 3: In-plant Generation and its Integration with Plant Power Systems

Why in-plant generation?
Cost of power interruptions in critical processes
Types of in-plant generation
Parallel operation of in-plant generator with external source
In-plant power generation sources
Integrating in-plant generation with plant distribution


Transformer theory
Voltage control
Power transformers and distribution transformers
Installation of transformers
Fire protection measures for large transformer installations

MODULE 5: Switchgear

Indoor and outdoor construction
Metal enclosed switchgear basics
Major components
Safety features
Switchgear ratings
Typical switchgear example

MODULE 6: Circuit breakers

Types of circuit breakers
Comparison of various breakers
Construction of typical circuit breaker
Fault detection of cable installations
Major components and auxiliary systems

MODULE 7: Low voltage distribution

LV switchgear types
LV circuit breakers
Releases for LV circuit breakers

MODULE 8: Cables

Types and construction of cables
Basic design, selection and sizing
Insulating materials for LV and HV cables
Accessories for cable installation
Fault detection of underground cable installations
High voltage power transmission using cables

MODULE 9: Fundamentals of protection

Need for protective apparatus
Basic requirements
Components of protection systems
Protection in distribution systems
Protective relays for circuit breaker application
Role of fuses in LV and MV distribution
Protection integrated in LV devices
Importance of settings and co-ordination of protective relays
Time and current grading

MODULE 10: Earthing and safety

Electrical shock - why does it happen?
Touch and step potential (voltage)
Direct and indirect contact
Role of electrical insulation in safety
Avoiding electric shock-different approaches
Earthing of power supply and its safety implications
Role of earthing of equipment enclosures in human safety
Earthing in outdoor installations
Lightning safety
Lightning protection of structures

MODULE 11: Power quality

What is power quality?
Need for improving power quality
Variations in voltage amplitude and reasons
Equipment sensitivity
Handling voltage abnormalities
Tackling voltage fluctuations and flicker
Effect of power interruptions and needs of equipment
Redundancy and automation
Power factor and power factor improvement by capacitor banks

MODULE 12: Asset Management and power system automation

Asset records
Condition Based Maintenance (CBM)
Reliability Centered Maintenance (RCM)
Insulation deterioration
Diagnostic techniques
Problems that may be found during switchgear maintenance
Defect management
Growth of automation in power industry
What is SCADA ?
Requirements for the SCADA master station
Requirements for SCADA remote units
Issues relating to SCADA deployment
Power system automation and its functions
Power system automation architecture
Communications with Network Control Center

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