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  1. Help to configure a poweflex 40p

    i everyone! I have had some problems to start a powerflex 40p. I have done the 3 wire control but it doesn't start. I have configured the powerflex with allen bradley 22-HIM-A3, also I have tried to control the vf with this gadget but it doesn't work, my last resource it was reseted vf but it...
    allen bradley powerflex 40 variable frequency drive
  2. PLCs, VFDs, Motors and Controls
    I took a test for a plant electrician at an automated fruit packing plant. For the practical section I was supposed to connect a VFD to a motor. I can't recall if it was single or 3-phase. There were about 6 wires between the VFD and the motor where I was expecting 3 at most. I think the VFD was...
    allen bradley powerflex variable frequency drive vfd
  3. General Electrical Discussion
    I'm a mechanical engineer, so this is a little out of my expertise. I have a main distribution that's rated at 480 VAC, 225 A running through a wye transformer rated at 480 VAC - 480/277 VAC to a sub panel rated at the same 480/277 VAC. I'm trying to operate a motor at 460 VAC, 38.1 FLA...
    230 vac 460 vac motor variable frequency drive
  4. PLCs, VFDs, Motors and Controls
    As for speed of the motor i want to control with a simple 10k pot. At laboratory, there are controllogix l63, powerflex that i need... And, there is stratix 8000, it communicates plc with powerflex 70 drive. So, i want to vary +- 10 V with pot: when i looked to powerflex sheet...
    potentiometer powerflex powerflex 70 drive speed reference variable frequency drive
  5. Commercial Electrical Forum
    :001_huh:Need some input from someone who knows VFDs well. Why do VFD manfg require that you pipe in EMT conduit the load side of a VFD to the motor? I'm guessing something about the harmonics created with the VFD, but would MC cable be acceptable too? I notice multilple VFDs loads are to be...
    variable frequency drive
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