Bs7430CodeOfPracticeForEarthing.pdf DOWNLOADHERE 1/2 EARTHING-Home-IETElectrical http://electrical.theiet/wiring-matters/16/earthing-questions.cfm?type=pdf BS7430:1998‘CodeofPracticeforEarthing’...EarthingconductorswhicharedefinedinBS7671asaprotectiveconductorconnectingthemainearthing q¤/Fù´Íjß...