3 PIN PAT TESTING
 
PORTABLE APPLIANCE TESTING IN HERTS BEDS and LONDON

3 PIN PAT TESTING
 

 
Tests Undertaken

 

Once an appliance has passed the visual inspection the equipment may now be tested for electrical safety using the following tests

 

Earth continuity

This first test ensures that an earth is present between the metalwork of an appliance and the earth pin of the plug. This test is carried out on all class one and some class three equipment.

 

Insulation resistance

This test is carried out on all classes of equipment. The test is to ascertain any breakdown in the insulation protecting the conductors.

 

Formal Visual Inspection

The Formal Visual Inspection may form part of the combined inspection and tests when they coincide, and will be recorded. 

 

Earth Leakage

This test measures the leakage current of earth during the operation of the appliance and is also carried out on all classes of equipment.
 

Call: 07971 995502