480V TO 240V TRANSFORMER WIRING DIAGRAM

Insulation Resistance (IR) Values | Electrical Notes & Articles
Mar 23, 2012Introduction: The measurement of insulation resistance is a common routine test performed on all types of electrical wires and cables. As a production test, this test is often used as a customer acceptance test, with minimum insulation resistance per unit length often specified by the customer. The results obtained from IR Test are not intended