Answer / haider imam

vvvf is genaraly use in ac drive because only change
frequancy in ac drive in dc drive there is no any
ferequancy so how regulate this.

Answer / j.kesavan

A THYRISITOR DRIVE ,ITS VARING THE VOLTAGE AND FREEQUANCY
IN AC, DC DRIVES.

Answer / ismail

VVVF MEANS VARIBLE VOLTAGE AND VERIBLE FRIQUENCY IT TAKE DC
VOLTAGE TO RUN DAT VOLTAGE IS MAY BE 24V DC CORRENT ONLY
DEPENDING UPON THE APPLICATION IT IS BASED

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