Answer / pratiksha

fuse is use to protect the equipment from abnormal condition

Answer / stm619

Actually Phase, Neutral concept comes only in A/C, whereas in DC, we have only +VE , -VE. FUSE is not used not becoz of havind a fuse at phase supply , but becoz to prevent the consequences of Neutral break.

For consequences of Neutral break pls refer...
http://electrical-engineering-portal.com/floating-neutral-impacts-in-power-distribution

Neutral should never be cut. It should always be connected.

How i can select current transformer and meters for the upgrading the panal..for 200kw to 600kw....i need to select monitoring and protection ct,s and apmpire meter ,kw meter too.

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