Ss 551 Code Of Practice For Earthing [patched] -

: Ensuring the proper operation of the electrical system by limiting the potential of conductors.

: Limiting the potential of current-carrying conductors to ensure proper system operation. ss 551 code of practice for earthing

: Protecting humans, animals, and property by earthing non-current-carrying metalwork associated with electrical equipment. Core Requirements and Applications : Ensuring the proper operation of the electrical

Because soil conditions change and copper can corrode, the code mandates regular testing to ensure the resistance hasn't crept up to dangerous levels. ss 551 code of practice for earthing