CHECKING & TESTING ELECTRICAL INSTALLING WORK

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Table of Contents

Checking, Testing and Certification of Electrical Installing Work

Installation Test Certificate

Checking and Testing

Checking and Testing Procedure

1. Visual Inspection

2. Earth Resistance and Continuity Tests
Test Equipment
Test Procedure

3. Insulation Resistance Test
Test Equipment
Test Procedure

4. Polarity/Functional Test
Test Equipment
Test Procedure

5. Correct Circuit Connections

6. Fault-loop Impedance Test
Test Equipment
Test Procedure

7. Verification of RCD Operation
Testing Alterations and Additions
Test Equipment

Table 1 – Maximum resistance values of final sub-circuit protective earthing conductor

Table 2 – Comparison of voltage drop and fault-loop impedance to determine circuit maximum distance Further Information


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