Insulation Resistance Test (Includes Line and Neutral Together to Earth and Between Live Conductors) EAL Awards City & Guilds Students training aid for testing insulation resistance of complete domestic dwelling. Demonstration shows how to set up your Megger MFT tester and carry out an insulation resistance test live conductors (line and neutral) to earth and between live conductors. Test voltage is 500V d.c. and the minimum acceptable value according to BS 7671 is 1 megohms for the whole instil

VCB IR Test and Jaw Contact Resistance Testing Explained In this video, we perform the Insulation Resistance (IR) Test and Jaw Contact Resistance Test on a Vacuum Circuit Breaker (VCB). Learn step-by-step testing method Understand safe testing procedure Check insulation health and contact condition of VCB This test is very important for reliable substation operation and electrical safety #VCB #ElectricalTesting #Substation #ElectricalEngineer #IRTest #ContactResistance #VacuumCircuitBreaker #Pow