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I have 30KW Motor Starter Panel, System voltage is 480V, So i have to convert voltage 480 to 220V to give the contactor coil. How i can select control transformer, Which rating transformer i can use this panel, what is the procedure, please tell me.
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Answer Posted / santhosh(adityabirla group)
transformer selection calculation
A=KVA*1000/V*1.732
ex: ur amps:36
volts :480
calculate ur KVA
Ans:29.92
selact :30KVA
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