welding plugs

[bergie]

i went to site to do the inspection and i see the plugs are on earth leakage protection,but i queried the 80 amp c/breakers.,but afterwards i added 25 % onto 63 amps then its very close to 80 amps. i must just check the cable size.theres 36 circuits so it will be a bit expensive to do mods.

[mikilianis]

Hi bergie not wanting to be sounding ignorant but what is the 25% for