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  1. PLCs, VFDs, Motors and Controls
    Hey all, A client I'm working with has a Powerflex 70 driving a motor and it currently only operates in forward direction. They want to add reverse control to unjam the system when it occurs. It's currently being controlled by a SLC 5/05 that I will be adjusting the logic in to add this reverse...
  2. General Electrical Discussion
    My motor is labeled as "non-reversible" so I can't just "swap red and black wires" to reverse it as a reversible motor does. Instead I have removed the end cap and opened the cloth wrapping to expose the crimps that connect the insulated wires (T1-T6) with the lacquer coated wires of the main...
  3. General Electrical Discussion
    Which 2 colors are most commonly switched to reverse a 3-phase motor? I was asked this question during a job interview. My answer was: The 2 that are easiest to access but I don't think this was the answer the interviewer was looking for. I don't do much 3-phase but I assume the colors are blk...
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