Dear AllI wan to know that we are using large type of cable like 300sqmm and other and our load also in much kw but we are using a small type fuse in main supply (not HT Side) how can it bear load.

Abhijit_atrangi

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• Aug 7th, 2008

Fuse rating and cabel selection is depend upon the load current and fuse current is always greater than the load current. Suppose  your load is motor then the starting current of motor is 3 times gre...

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