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At site, we have 30Kw motor (3 phase, 400V,50Hz) and FLC
54A as per the nameplate. At the time of starting it draws
840A instead of 390A (7.2%). As per the data sheet also its
390A starting current. it thru a dol starter from the MCC.
can anyone tell what is the problem in the motor
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Answer Posted / kannapa
do not use dol starer above 2.2kw rated motors
use star to delta starter it can withstand.
check also connections.
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