Jun 12, 2018 #1 R raman00084 Full Member level 6 Joined Nov 29, 2010 Messages 362 Helped 2 Reputation 4 Reaction score 2 Trophy points 1,298 Activity points 4,006 what will be the approximate noise frequency that servo and vfd motor drives create. i am choosing ferrate bead for that i must know the noise frequency level.
what will be the approximate noise frequency that servo and vfd motor drives create. i am choosing ferrate bead for that i must know the noise frequency level.
Jun 12, 2018 #2 KlausST Advanced Member level 7 Joined Apr 17, 2014 Messages 25,155 Helped 4,868 Reputation 9,757 Reaction score 5,535 Trophy points 1,393 Activity points 168,327 Hi, This means we need to guess what VFD you use. You over estimate our capabilities. I assume you know which VFD you use: Why not read the datasheet? Klaus
Hi, This means we need to guess what VFD you use. You over estimate our capabilities. I assume you know which VFD you use: Why not read the datasheet? Klaus
Jun 12, 2018 #3 FvM Super Moderator Staff member Joined Jan 22, 2008 Messages 52,392 Helped 14,748 Reputation 29,778 Reaction score 14,091 Trophy points 1,393 Location Bochum, Germany Activity points 297,965 VFD switching frequency is in a 4 to 20 kHz range, depending on the power switch technology, voltage and output power. Ferrite beads are almost useless for the VFD fundamental frequency, the harmonic spectrum can't be directly derived from fundamental.
VFD switching frequency is in a 4 to 20 kHz range, depending on the power switch technology, voltage and output power. Ferrite beads are almost useless for the VFD fundamental frequency, the harmonic spectrum can't be directly derived from fundamental.