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120 v

  1. General Electrical Discussion
    I just wired a 240 heater using 2 existing 120v circuits. One of the circuits has a GFCI outlet, the other has a normal outlet. The heater is wired downstream of both outlets using the hot wire from each. I measure 240 at the heater. When the heater comes on, it pops the GFCI. Can someone...
  2. General Electrical Discussion
    Our equipment requires 3-phase, 400 Hz, 120V. Our facility provides 3-phase, 400 Hz, 240V. What do we need to do? Do we need some type of power power converter? (Please excuse dumb question) Thanks - Olive