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  1. New Member Introductions
    Fellow sparkies, I'm installing a 6.5kW Photovoltaic system and homeowner will have a generator installed in the near future. His intention is to have whole house back up when grid is down. However, this has not been engineered. I'm concerned that PV + generator will be too much production if...
    backup generator photovoltaic residential separately derived system solar
  2. General Electrical Discussion
    Is a portable generator (the type typically used by home owners when the power goes out) a separately derived system? Or, is it considered a nonseparately derived system? I have thought it was a separately derived system, but now I am unsure. - When the generator is plugged in, I would say there...
    generator separately derived system service transfer switch
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