how to check the earth resistance value& what is the minimum earth resistance for good earthing sysytem.
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15 130931I want formula to calculate cable size as per load given in kw & amp.I searched many sites but didn't right answer.Plz reply me asap.
41 421193How can CALCULAT the current carrying capacity of aluminum and cOpper cables respective of that Sq.mm ? with formulas ?
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