Arulprabhu
Newbie level 1
Hi, I need to drive 415V AC Coil in 3 Pole Contactor from microcontroller. Can some one help on the interface between these two. Can 12VDC/7A/250VAC relay works for it?. I can drive 12VDC relay using optocoupler but my concern is can 250VAC rating on the relay work for 415V AC Coil.