An extended extension cord can cause power to be fed back to the utility line. (3) Connecting the portable generator to the home in this way is the safest choice. When the power fails, the transfer switch automatically switches the power source to the portable generator, providing a fast, convenient and reliable alternative power source. In addition, during a power outage, it will be extremely difficult to find, untie, and operate an extension cord. Most important electrical appliances, such as air conditioners, stoves, and water heaters, are hard-wired and cannot be connected to generators. (2) This is the easiest way to supply power during a power outage. This is especially important if you plan to sell your house in the future, as improper installation may result in violation of regulations. When using a portable generator to power home appliances, the correct transfer switch is installed. The National Electrical Code (NEC 700.5 and 701.5) stipulates that a transfer switch should be installed in houses with generators. (1) This is a summary of national electrical regulations. Why is it a smart idea to use a transfer switch to connect a portable generator to home appliances? After installing the transfer switch for the portable generator, you can run hard-wired equipment on the electrical panel, such as heaters, well pumps, or water heaters. In addition to eliminating inconvenient electrical cords, the transfer switch maintains the stability of a household’s power supply. Even if it’s just a crack, passing an extension cord through an open window can cause carbon monoxide to reach the building. Fire threats include pinching wires and stepping on wires. The extension cord shuttles between the pedestrian area, doors and windows, and various electrical appliances. ![]() In case of a power outage, you can use the transfer switch to provide power to the circuit of your choice.Īfter installing a safe and compliant transfer switch, you will not need to install an extension cord for each unit. Under normal conditions, the transfer switch is installed near the electrical panel, between your house and the generator. What is a transfer switch?īasically, a transfer switch transfers power between two electrical sources. This article will explain what a transfer switch is, the different types of transfer switches, and how to choose the correct transfer switch for your building. When installing the transfer switch, not only must safety measures be taken, but also relevant house laws and regulations must be observed. ![]() Do you want to connect a portable generator to the home as a backup power source? In this case, it is necessary to install a transfer switch.
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