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  • Users: Fernando79
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  1. Fernando79

    Multispeed motor issue.

    Hello Guys , I have very strange case happen with me today . I hope someone can explain that to me cause I went to look for it and I didn’t find explanation. I have multi speed AC motor 1800/900 rpm 25/15 HP. this is from the drawing , I ran this motor at high speed 1800 and the current was...
  2. Fernando79

    Reversal Valve Problem,

    We have a Farval greasing system to our equipment. The reversing valve is FR10 if any one knows that, and the coil resistance around 3 Ohms , We faced a problem that we cant put a fuse in the output of the transformer less than 10 Amps Even though the transformer is 250VA , the problem rises...
  3. Fernando79

    Transformer input fuse holder

    Guys , I am working in a plant , we have a Transformer 3~ 45KVA 480 to 380 V , the input fuses always Very hot and from times to times it burnt out , the current is 52 Amps which is normal , Do u know why ?? anyone has the same problem to help ?? Thanks Fernando

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