Calculating Volt-Drop with the 18th Edition
Calculating voltage drop… You won’t find this formula anywhere in BS7671:2018 as this is another example of where G&G / EAL assume some prior electrical theory knowledge, but the formula is… Voltage Drop = (mV/A/m) x Ib x L / 1000. (mV/A/m): To find the value for (mV/A/m)
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