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Anonymous Poster

For ABB VFD

12/21/2010 1:23 PM

we are installed abb vfd but that vfd primary current is unbalance. thise connected from transformer . supply is 480 V current is i 12A i 3A i 13A what the problem please rectify.
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jack of all trades
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#1

Re: for vfd

12/21/2010 1:37 PM

Have you wired the drive up to the supply and motor correctly?

Have you read the manual and checked the VFD fault history file?

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