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Vacon VFD Controller

08/05/2016 2:13 AM

hello,

sir i have one induction motor it running using vacon vfd controller.now i have to change that controller to another induction motor.so what setting are need to change to in controller to connect new motor.

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#1

Re: VACON VFD CONTROLLER

08/05/2016 2:44 AM
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#2

Re: VACON VFD CONTROLLER

08/05/2016 5:00 AM

The procedure is in the manual that came with the equipment. If the manual is not to hand, a simple telephone call to the equipment manufacturer will precipitate the arrival of a replacement manual.

The motor information that is needed during the procedure will be found on a plate attached to the motor.

One must also check that the cabling and fuses for the circuit powering it are suitably sized for the new motor, otherwise one might expect a measure of unpopularity with the facility's fire insurance cover provider. Under British Standard 7671 the circuit installer creates a record that certifies that all is in order, a copy of such document being kept by both parties so that in the unlikely event of a mishap a record of what was installed might survive it.

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#3

Re: Vacon VFD Controller

08/05/2016 2:29 PM

As said, RTFM...

In general though, the VFD can be used on a motor that has the SAME or slightly lower Full Load Amps than what it is designed for. If the new motor is less than 2/3 of the rating of the existing motor, you must ask Vacon if that is acceptable. Usually the current measuring components inside of the drive have a narrow range of accurate measurement, so if the motor is too small, the VFD may not be able to keep track of it correctly.

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#4

Re: Vacon VFD Controller

08/06/2016 2:48 AM

sir i have vaconx4c40250c vfd controller.i need what setting are need change to use new induction motor.this motor not same hp previous motor.

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#5
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Re: Vacon VFD Controller

08/06/2016 10:16 AM

If you were unable to read posts #1 and 3, then it is not likely that anyone here can help you!

As a very minimum, tell us what power was the original motor, and what power is the new motor.

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#6
In reply to #4

Re: Vacon VFD Controller

08/07/2016 5:42 AM

It sounds to me that you need to ask someone who can actually see it. After all, you've taken no notice of what people here are typing.

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