Safety Inspection of in-service Electrical Equipment
Electrical services Bristol 1. Visual inspection Visual inspection test is very importnat and speedy test, especially its cable / s. The cables must be firmly anchored in plugs, solid connections without frayed ends. Copper terminals must be clean and free of pitting. Plugs must be in good position,there should be no sign of melting of plug or heating of a plugs. Through Visula inspection of cable we can easliy and see that cable is fine or if we find any cuts or cracks then we must fix them. Visula inspection represents 80% of the whole test process. 2. Polarity Cables , power boards and other devices like these must be tested through polarity test., and it is confirmed that the active, neutral and especially the Earth are not wired incorrectly. 3.Insulation resistance Insulation resistance test applyacable on all the electrical equipment that remain in contact with water. This test show that if there are some breaking and craki