A Magnetic contactor is an electrically-controlled switch used for switching an electrical power circuit. A contactor is typically controlled by a circuit which has a much lower power level…

A push button is a momentary or non-latching switch which causes a temporary change in the state of an electrical circuit only while the switch…

Relays are switches that open and close circuits electromechanically or electronically . Two type of relay contact Normally Open (NO) Normally Closed (NC) Relay are…

Auto switching Auto switching means that the electronics in the self-powered device can, on loss of its external power, switch to conformance as a bus…