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Hi.I want to ask how to calculate contactor rating current?
for example I have 460 V , 100 A (induction motor)
calculate contactor rating current?
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Answer Posted / a.p.nanjappa
generally 1.5xIn,as for manufacturer selection guide table.
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HOW CAN YOU CALCULATE PRACTICAL EFFICIENCY OF A ASYNCHRONOUS INDUCTIONMOTOR OF 7.5KW,& MOTOR IS RUNNING WITH AVOLTAGE OF 410 VOLTS,& TAKING CURENT OF 13 AMPS
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