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  1. PLCs, VFDs, Motors and Controls
    We had a drive stop working the other and after 3hrs of downtime and no progress we just swapped it out for a new(used) one. Now my boss wants me to find the issue with it and I've been at it for 3 days. Found one error of PPCC which I changed the broken fiber glass connector but now my main...
  2. PLCs, VFDs, Motors and Controls
    Operator calls and is unable to start his machine. Found: ABB Drive faulted with "Earth Leakage" Displayed. Motor was 100 HP, Jacket cooled. With Fluke 87 III Multi-meter I found a Slight reading to ground on one of the phases. (measured on Load side of VFD, Still connected) I disconnected the...
  3. General Electrical Discussion
    Hi all, I'm new on forum and I would like to ask you for yur opinion about the topic. I have an OT400 by ABB and in the instruction sheet there is indication for the UL98 minimum enclosure dimensions but only with cable up to 350MCM. According to ABB catalogue the terminal lug to be used is a...
  4. General Electrical Discussion
    Hello All, I am new to this forum and I hope I can find a solution to my problem through this. I work in a plant where we have winders and un-winders machinery. Each of those are built with ABB ASC800 drive powering 1 HP 1725 RPM motor connected to 60:1 reducer. The drives are set in Torque...
  5. General Electrical Discussion
    >>> I'm asking for your feedback <<< Its peak counter-day season, those distributor hosted warehouse trade-shows where you can talk to the manufacturer, see the latest products, give your feedback, get some swag, and a free meal. Not to let out a secret, but manufacturers pay distributors to...
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