What Happens to Your Generator When Power Returns?

Discover how your generator operates when the power comes back on and the role of transfer switches.

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When the power comes back on, an automatic transfer switch (ATS) will seamlessly switch your home back to utility power if installed. Without an ATS, you need to manually turn off the generator and reconnect to the main power supply. It's crucial to avoid back feeding, which can be dangerous to utility workers.

FAQs & Answers

  1. What is an automatic transfer switch? An automatic transfer switch (ATS) is a device that automatically switches your power supply between a generator and the utility grid.
  2. How do I reconnect my generator to the power supply? To reconnect your generator after power restoration, turn it off and follow the manufacturer’s guidelines for safely switching back to utility power.
  3. Why is back feeding dangerous? Back feeding can send electricity back through the power lines and risk electrocution of utility workers, as well as damage your generator.
  4. Can I use a generator without a transfer switch? Yes, but you must manually disconnect from the grid and follow safety protocols to avoid back feeding.