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  1. winterrules

    Water Main Leakage Test - Calculate theoretically?

    I recently witnessed a pressure test followed by the leakage test. Pressure dropped from 161psi to 159psi for 5,710 ft of 8-inch DI pipe. Is there a way for me to verify the leakage (7.5 gal) theoretically? I'm suspicious of the leakage number because they pulled the suction line out of the...
  2. winterrules

    1-wire single phase to fun 40hp pump with vfd

    We're setting up a pump station/treatment building. The main load will be a 40hp pump with vfd. The other smaller loads in the building are 3 600 watt bulbs for UV and typical lights/receptacles. Can this run off 1-wire single phase?

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