When the facility goes off, the generator goes on—without the need of you lifting a finger. This is great in the event you vacation a good deal or function far from your home, and may’t constantly get there rapidly in an crisis.Rotor/Ph?n quay/B? ph?n ?ng: ng??c v?i stator, rotor l?i là b? ph?n có th? chuy?n ??ng ?? t?o ra t? tr??ng.Standby g