How to calculate the maximum Earth fault loop impedance of a circuit.


Hope this is of some use to you, thanks for watching.

I go on a bit so if you want to jump ahead....

01:04 -  What is EFLI
05:24 - Calculating length
07:22 - B curve Protective devices
08:34 - Calculating maximum EFLI
09:26 - Temperature
15:30 - Is the overview ------- if you want to jump ahead, probably here
17:18 - recap and other ways of calculating