If a fan get trip and run in reverse direction due to system flow. Now in this

If a fan get trip and run in reverse direction due to
system flow. Now in this condition during starting how can
a VFD bring this negative speed to zero and later run in
forward direction?

Question Posted / ha_hkk

2 Answers
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Aditya Birla, Siemens, I also Faced
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If a fan get trip and run in reverse direction due to system flow. Now in this condition during st..

Answer / santosh

First stop the system folw.Make the reverse direction in
VFD & decrease the speed slowly.Now make it forword and run.

Is This Answer Correct ?

5 Yes

1 No

If a fan get trip and run in reverse direction due to system flow. Now in this condition during st..

Answer / rahul

If fan get trip ultimatetly drive will trip . first reset
drive if problem is continue then check motor terminal
&then check drive terminal like forward run , reverse run

Is This Answer Correct ?

5 Yes

3 No

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