grass vally

Simply put, a backup or standby generator supplies emergency power when the grid goes down. A system consists of a natural gas, gas or propane-¬powered unit that is connected to an automatic transfer switch and to the home’s main distribution panel. Constantly monitoring the incoming voltage, the generator senses a power loss and activates automatically. At the same time, the transfer switch closes the utility line and opens the line to the generator. Once the […]