raman00084
Full Member level 6
i am making a star delta starter for my 15 HP submersible water pump set. the contractor coil voltage is 440v AC but i have relay of coil 12v and contact 250v 10 amps rating only, can i us this relay 250v 10a contact to switch 440v 1a contactor coil it is safe, are kindly give me a better solution.