Dielectric Test
The effectiveness of the insulation of a componentView Service
Power for several sub supplies such as three phase socket channels, motors and circuits are usually provided by a three phase supply. Due to the presence of numerous different terminations, it is critical to examine correct termination of each phase. Regulation 612.12 of BS7671 states that correct phase sequence must be verified for multiphase circuits. A motor installed with an incorrect phase sequence will lead to hazards for both operation and safety.
