What does VVVF stands for in VVVF drive ?
How does it differ from VVF drive?
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Answer Posted / darshan g
vvvf-variable voltage variable frequency drive
vvf- variable voltage frequency drive
the diffreance between this two drive is
in vvvf if u vary the voltage frequency eill also vary
but in vvf only voltage will vary..
ex:- ABB drives are vvvf drives
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