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loyd
Associate

Join Date: Mar 2011
Posts: 48

Bower Drive

09/25/2011 3:20 PM

Hello to all

I am installing a vfd for a blower of 1000cfm with 11kw motor of 415v 3ph

I am using eurotherm ercfw09 model drive.for this blower application is

v/f 50hz is good choice or v/f adjustable is good? In machine we use this blower for a application where its speed contineously need to vary little bit.
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Tornado
Guru
Technical Fields - Technical Writing - New Member Engineering Fields - Piping Design Engineering - New Member

Join Date: May 2009
Location: Richland, WA, USA
Posts: 21017
Good Answers: 795
#1

Re: Bower Drive

09/25/2011 4:53 PM

If the speed variation is slight, constant voltage might be okay; if significant, v/f should be constant instead.

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