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Type: Posts; User: flylo31

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  1. Interesting idea Someonesomewhere. It has a...

    Interesting idea Someonesomewhere. It has a braking unit and two large resistors, so it is not regenerative. Interesting idea about my link reactor making it worse. I will try to get around to...
  2. I an sorry for being away but I got busy and had...

    I an sorry for being away but I got busy and had to let the machine set for a while. To try to clarify things, the VMC is a Kitamura 3X and it does have its own VFD with braking resistors for the...
  3. Hi JST, I really appreciate you working with me...

    Hi JST, I really appreciate you working with me on this. This morning I took my Fluke 125 Scope meter and recorded the dc buss and it pretty much showed what my other meter was telling me. I put...
  4. There are no industrial loads. I built my shop...

    There are no industrial loads. I built my shop on an RV pad that was 180’ from my house. The conduit to supply power to the RV was only 3/4”. I stepped up the voltage at the house to 480 volts ran...
  5. Another update: Changed the raps on both...

    Another update: Changed the raps on both transformers to lowest tap. Line voltage at shop is now 226v. The DC buss voltage is 301v. Tried my program and on third tool change it all went to...
  6. A quick update. I just went down to the shop and...

    A quick update. I just went down to the shop and everything was down. I had the Fluke recording the DC buss and it tripped out at 408V. The manual says the trip is set to 400, so that is the...
  7. I went down this morning and started things up. ...

    I went down this morning and started things up. The single phase line into the VFD is 243, a little over Max per manual. The line out of VFD is 231 balanced. The DC buss voltage is 326. There is...
  8. Fuji VFD shutting down-special installation

    About 4 years ago I bought a Fuji FRN025G11 VFD on EBay new in the box. I wanted a quiet phase converter so I purchased a DV/DT filter out of a Liebert UPS. I added a DC choke and additional...
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