AUTO START DOL STARTER

Around the world it famous with name DOL starter or direct on line starter.This is the most common starting method available on the market and at basic stater for all motor application.The starting equipment consists of only a main contactor and thermal or electronic overload relay.The disadvantage with DOL starter is that it gives the highest possible starting current.
A normal value is between 6 to 7 times the rated motor current but values of up to 9 or 10 times the rated current exist.Besides then DOL starter draw the starting current there also exists a current peak that can rise up to 14 times the rated current since the motor is not energized from the the first moment when starting.
Heavy duty pole contactor Type TC1-DX with wide band operating coil,
Overload relay type LR3D with manual reset and yellow flag for trip indication.
electronic auto switch for protection against single phase reversal & phase unbalance and 3 Position selector switch SPP auto / SPP manual / manual having provision of 6 way terminal block for bottom cable entry.