Abnormal noise in 2pole motor at less speed
Abnormal noise in 2pole motor at less speed
(OP)
This induction motor is working fine at 3000rpm, however giving abnormal noise in between 2000 and 2300 rpm. Can some one suggest why and solution ?
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Abnormal noise in 2pole motor at less speed
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RE: Abnormal noise in 2pole motor at less speed
When bearings have a loose the rotor starts to vibrate and gives that noise.
RE: Abnormal noise in 2pole motor at less speed
The nature of the noise, the history of the motor's service, and the history of the "noise", any troubleshooting of the VFD, pictures and drawings of the installation.