HOW DO I CALCULATE OVER LOAD RELAY & CONTACTOR IN DOL
STARTER?
& in dol why it is require circuit breaker?
Answer Posted / ermias solomon
in OLrelay 115%*motor name plate current
for contactor use
NEMA table by ermias solomon
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dear sir/madam i want to get some knowledge about RRB EXAMINATION(section engineer) 1- what is minimum cut off 2- wht portion is major portion . 3- can any body provide Sample paper. thanks & regards ashish
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