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  1. IntegrityTesting

    Step down transformer voltage too high !

    Well not really... I need to drop 240 to 120. The transformer is doing precisely what it is supposed to do. My input voltage of 250V is giving me an output of 136V, far too high for my comfort! Definitely my fault for casually picking out a transformer and not thinking about my higher source...
  2. IntegrityTesting

    Rewired 25 hp motor current too high???

    Hi All, I have a few other related posts here, but kept them separate for simplicity... Basically I had a dual voltage 230/460 25hp motor that I was trying to utilize as an idler motor for a phase converter. The motor only had 3 leads led into the junction box... When I connected it to 220...
  3. IntegrityTesting

    Rewiring "reterminating"? 3 phase leads???

    I also have a 220/440V 20 HP motor I think is permanently wired for 440... I pulled the back cover and the leads away from the windings and this is what I get... OK... Pulled the back of the 20 HP apart... All of these insulated leads are attached at the outer edge of the windings...
  4. IntegrityTesting

    25 HP 3 phase motor questions windings

    Hello all, and thanks for your help! I'm running a 25 HP 3 phase converter on 230V/200A service and have some questions... Initially my motor 230/460 was permanently wired high. Unknown, it was connected to single phase 230 after being spun up by a pony motor. It ran fantastic, and only...

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