Section 6 Earthing

601. Earthing of electrical equipment

Non-current-carrying metallic parts of fixed electrically equipment and portable electrical apparatus having the rated voltage of 100 V and over are to be effectively earthed.

602. Earthing of cables

Metallic coverings of cables are to be electrically continuous throughout their length and to be ef- fectively earthed at both ends, except that in final sub-circuits earthing may be at the supply end only.

603. Exemption in application 【See Guidance】

Notwithstanding the requirements in 601., the earthing of non-current-carrying metallic parts may be dispensed with for double insulated portable apparatuses.