Discuss Low R2 and where to start in the Periodic Inspection Reporting & Certification area at ElectriciansForums.net

... the purpose of protective earthing is to ensure that in the event of a fault,line conductor to exposed conductive part sufficiant current flows to operate the protective device in the time required...

I concur.
Reg 411.3.1.1 "Exposed-conductive-parts shall be connected to a protective conductor....."
couldn't be bothered to type it all in, but you can read the rest for yourselves :)
 

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