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  1. danygagne

    Deadman switch and door nothing connected

    I have a equipment that have a safety door with a safety switch. I have a deadman switch. I want that when I have the deadman switch in my hand be able to open the door with machine run normally. I have a safety relay that all the e-stop is connected in serie on the safety relay. Can I connect...
  2. danygagne

    how many long vfd can lasts?

    10 years when you run 24h/day or whatever?
  3. danygagne

    how many long vfd can lasts?

    How many long vfd can lasts? I have a vfd eurotherm 620 that was installed in 2001. This vfd work 8h/day, 5 day/week, 45 week/years. I can't wait 5 week for replacement if it fail.
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