what is difference between AC VVVF drive & Dc VVVF drive
explain their working principle?
Answer Posted / s.balamurugan
If frequency increase speed will increase, If frequency
decrease speed will decrease. so when the frequency is
zero, there is no speed(rotation).that means there is no Ac
voltage.so this voltage like dc (because there is no
frequency).
Is This Answer Correct ? | 31 Yes | 6 No |
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