Answer / shailesh patil

MPCB is a device which gives protection to motor against Overload, Short Circuit & Single Phasing.

But Overload Relay is a device which gives protection to motor against Overload Load & single Phasing only.

list the advantages of RCCB over other circuit breakers?

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which motor is used in high mast ( street light) & give the hight of tower .

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Why the transformer rating is denoted in VA rating why not in KW

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What is meant by shunt current?

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why 3 phase motors are preferable over single phase motors ?

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