PAPER 3 - INSTALLATION TESTING AND MAINTENANCE OF ELECTRICAL INSTALLATIONS / विद्युत संस्थापनाओं की संस्थापना परीक्षण तथा उनका अनुरक्षण Chapter 4: Earthing – IS 3043 (1987) Section 2: Indian Standards for Electrical Installations Chapter 4: Earthing – IS 3043 (1987) • Principles of Earthing • Types of Earthing Systems • Installation & Testing ProceduresHere’s a...