Periodic Inspection of Testing of Domestic Electrical Installations

Designed to provide an understanding of the requirements and procedures of periodic inspection and testing of domestic electrical installations.

COURSE CONTENT

Initial Inspection & Testing and Verification of Electrical Systems - The General Requirements - Scope - Safety - Frequency of subsequent inspections - Inspector's qualifications - Information for the Inspector
Initial Inspection - General procedure - Scope - Detailed visual inspection
Initial Testing - Completion and inspection certificate
Periodic Inspection & Testing - The General Requirements - Scope - Requirement for periodic inspection and testing - Frequency of periodic inspection and testing - Inspector's qualifications - Information for the Inspector
Periodic Inspection - General procedure - Scope - Detailed visual inspection
Periodic Testing - Sequence of tests - Detailed periodic testing - Periodic inspection and testing report
Reference Tests for Initial and Periodic Testing - The Sequence of Tests
Continuity of Protective Conductors - Continuity of protective conductors main and supplementary bonding - Continuity of ring final circuit conductors
Insulation Resistance - Site applied insulation
Protection by Separation of Circuits - Care in use of high voltage - SELV - Functional extra low voltage - Electrical separation
Protection by Barriers or Enclosures - Protection by barriers or enclosures provided during erection
Protection by a Non-Conducting Location - lnsulation of non-conducting floors and walls
Polarity Tests
Earthing - Earth electrode resistance - Earth fault loop impedance
Residual Current Operated Devices - Operation of residual current devices
Test Instrument Requirement and Precautions - Instrument accuracy - Low resistance ohmmeters - Insulation resistance ohmmeters - Applied voltage testers - Earth fault loop impedance testers - Earth electrode resistance testers - R.C.D. tester