Automatic Changeover Circuit Diagram Using Contactor. A contactor when closed opens its own auxiliary contact. This automatic changeover switch will automatically switch off your generator and change over to main public power supply nepa on resumption.
Construction of automatic change over with generator trip off using a remote control 12. You will save fuel and no risk of electrocution. Automatic changeover switch using contactors circuit diagram.
In this automatic changeover switch for generator circuit diagram the contactors of the generator are indicated kg and km.
An automatic changeover switch switches off the generator and automatically changes over to nepa. Design and construction of an automatic change over switch 3 7kva 14. The contactor required will h ave a. It also serves as power surge protector for appliances.
