MCB replacement

This course provides the required knowledge to correctly replace an MCB.

Course Duration

1/2 day

Who Should attend

A Certificate III in ESI – Power Systems – Distribution Overhead qualified lineworker who holds a WA Electrical Worker’s Licence.


The prerequisites for attendance for this course are:

  • hold a current WA Electrical Worker’s Licence
  • Certificate III in ESI – Power Systems – Distribution Overhead qualification; or equivalent
  • Network Authority Card (NAC)

Note: All prerequisites need to be current.

Learning outcomes

As a result of attending this course participants should be able to:

  • Identify the extent of damage to a customer’s MCB and associated hardware
  • Determine if the MCB can be replaced
  • Replace a damaged MCB

PPE/PPC & Equipment Requirements

Some of the practical training for this course will take place in an operational area. You are required to have/provide Western Power approved PPC and PPE requirements for the practical work. Refer to the Western Power PPE Procedure Sections 3.1 & 3.2, for these requirements.

Note: Unless otherwise stated, Power Training Services does not provide PPE, PPC and tools for training courses.


Assessments are included in this course. Participants will not be considered to have completed this course until all assessments have been completed to a satisfactory level.

This course has no current classes. Please the waiting list.