Elements and Performance Criteria
- Prepare to disconnect electrical equipment
- Relevant person/s is consulted to ensure work is coordinated effectively with others
- Safety hazards which have not previously been identified are documented, risks assessed, and control measures determined and implemented in consultation with relevant person/s in accordance with workplace procedures
- Point of isolation of electrical equipment to be disconnected is determined
- Tools, equipment and testing devices required for electrical work are obtained in accordance with workplace procedures and checked for correct operation and safety
- Disconnect electrical equipment
- Electrical equipment is isolated in accordance with relevant electrical installations, industry standards and workplace procedures
- Conductor connection sequence is recorded and labelled in accordance with workplace procedures
- Visual inspections and checks of the electrical equipment and associated wiring are carried out in accordance with workplace procedures to detect any abnormal or obvious damage or fault
- Isolated equipment is confirmed as de-energised
- Electrical equipment is disconnected from fixed wiring without damage to other components
- Approval is obtained in accordance with workplace procedures from relevant person/s before any contingencies are implemented
- Disconnected conductors/cables are terminated in accordance with relevant industry standards to ensure they are safe and present no potential hazard
- Prepare to reconnect electrical equipment
- Point of isolation of the circuit to which the electrical equipment is to be connected is determined
- Replacement electrical equipment is selected on the basis of rating and specifications in accordance with designated electrical equipment and conditions
- Relevant person/s is consulted in the event that replacement electrical equipment is not available
- Original and/or replacement electrical equipment is inspected and tested to ensure it is safe to connect to the electrical supply and use
- Tools, equipment and testing devices needed to carry out the electrical work are obtained in accordance with workplace procedures and checked for correct operation and safety
- Reconnect electrical equipment
- Measures are taken to ensure circuit to which electrical equipment is to be connected remains isolated and de-energised in accordance with relevant electrical installations, industry standards and workplace procedures
- Continuity of the protective earthing conductor is tested to determine whether it is sufficiently low
- Resistance between the protective earthing conductor and the neutral conductor is inspected and tested to determine that it is in accordance with relevant industry standards
- Insulation resistance of active conductors is inspected and tested to confirm that it is in accordance with relevant industry standards
- Appropriate person/s is consulted to regarding any non-compliance condition identified during the earthing and resistance conductor inspection and testing
- Continuity between exposed conductive parts of the appliance and the main earth or metal switchboard enclosure is confirmed
- Electrical equipment is connected in accordance with relevant industry standards
- Connections to the electrical equipment are checked to confirm they are correct
- Test the reconnected electrical equipment for safe operation
- Arrangements are made with relevant person/s to test the operation of the electrical equipment in accordance with workplace procedures
- Operational non-conformances are identified and reported in accordance with workplace procedures
- Identify and report faults
- WHS/OHS policies and procedures are followed
- Visual inspection and checks of the electrical equipment to be disconnected and/or reconnected are carried out in accordance with workplace procedures to detect any abnormal or damage or fault
- Faults at point of disconnection and/or reconnection are identified and reported in accordance with workplace procedures
- Status report/s is completed and relevant person/s notified in accordance with workplace procedures