Header
About this publication
Preface
1 Scope and general
1.1 Scope
1.2 Types of verification covered
1.3 Referenced documents
1.4 Definitions
1.5 Interpretation
2 General requirements
2.1 Reporting of electrically unsafe installations
2.2 Previous records
2.3 Verification requirements
2.4 Danger to persons or livestock
2.5 Adequacy of overcurrent protective devices
2.6 Instruments
2.7 Qualification
2.8 Frequency of periodic verification
2.8.1
2.8.2
2.9 Reporting of periodic verification
3 Verification by basic visual inspection
3.1 General
3.2 Inspection requirements
4 Verification by visual inspection and limited testing
4.1 Verification requirements
4.2 General
4.3 Switchboards
4.4 Main earthing conductor
4.5 Fixed wired appliances
4.6 Overhead lines
4.7 Testing requirements
4.7.1 Earth continuity tests
4.7.2 Equipotential bonding tests
4.7.3 Polarity and correct connections
4.7.4 Leakage current testing
4.7.5 RCD testing
5 Verification by visual inspection and full testing
5.1 Requirements
5.2 Polarity
5.3 Polarisation
5.4 Insulation resistance
5.5 Earth fault loop impedance
5.6 Protective device fault rating
5.7 RCD verification
5.8 Integrity of switchboard connections
5.9 Testing of final subcircuits supplied from an electrically separated supply
Appendix A
