Students training aid for testing continuity of the protective bonding conductor. This is the conductor that connects to the intake point consumers side of the metal gas pipe, metal water pipe and metal oil pipe in an electrical installation. The supply needs isolating and parallel earth paths removing in order to do this dead test. The maximum value for the continuity of the protective bonding conductor is 0.05 Ohms.
Videos are training aids for City and Guilds (C and G) and EAL courses Level 1, 2 and 3.