for selection of transformer we will considering 5 to 6 times of starting curr

for selection of transformer we will considering 5 to 6
times of starting current of higher rating motor connected
to secondary side. according to process wise we will start
the motors gradually suppose if we will start 15 to 20
motors at a time wat will happen?

Question Posted / appareee

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for selection of transformer we will considering 5 to 6 times of starting current of higher rating..

Answer / wareagle

If you start all of the motors at the same time then you
will have the sum of the lock rotor amps time the number of
motors occurring at the same time. You may trip the primary
transformer breaker.

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