Jun 6, 2017 · I'm doing a project where we're installing a 300hp vfd on an existing motor. The length of the entire run is about 250-300 feet. I'm buying load and line side 3% reactors - my question is do I …

Aug 18, 2021 · VFD stands for variable frequency drive. With VFD’s I believe the voltage remains the same but the VFD varies the frequency to control the speed of the motor. I have never heard of …

Jan 7, 2025 · I have a Belden 29501F VFD cable 4C14 when I was in the drive cabinet I noticed the shield for the vfd cables are not connected and if I'm not mistaken The Shield is supposed to be …

Nov 9, 2016 · I haven't worked with VFD driven motors a lot, a spec I'm bidding calls for shielded power conductors to the motor. What is the purpose of the shielding?

Dec 18, 2018 · Circuit length 289' from VFD to pump motor 5 hp deep well pump 480V 3phase localized disconnect (less than 50' from well head) VFD Question: Is Flexible Motor Supply VFD cable the …

Jul 18, 2019 · VFD cable types I had a drive and the Motor leads was in a race way with 2 more motors already and it just kept faulting out. First l called a parts house and bought VFD cable and yes they …

Jun 16, 2022 · You need to size the wire to the VFD at 125% of it's rating. Wire from the VFD to the motor would be 125% of the NEC ampacity for that motor. Use max or less rating for the VFD. 80 …

May 30, 2022 · Pump installer called me about a VFD and a different installer. 3rd hand service call? Question is about VFD cable being used with a submersible. The installer did not use on load side as …

Oct 30, 2024 · I'm reviewing plans for an upfit of a wastewater pump station that will include three 150HP motors run from VFDs. The distance from the drives to the motors is around 100'. What (if …

Feb 24, 2020 · Is there an advantage to using VFD cable over copper conductors in conduit for short 20-30' lengths to motors?