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?
Answers were Sorted based on User's Feedback
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 |
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 |
what purose of the double circuit transmission line phase of the line phase changed for circuit-1 for Circuit-2 R-Y-B B-Y-R
How can we calculate cable size in Low voltage & high voltage
0 Answers United Breweries UB,
Why voltages are 11kv 33kv why not others?
how we control the magnitude of a generator output
why do the alternator doesnt have open circuited windings in armature???
What is the LUX
what is difrent between earthing and ground
what is the purpose of starter in tube light?what is it operation .
How to the calculating the Reactive power ( kvar )
How can we estimate Gen rotor current?
why in motors dc extitaedtion is prefer
How to calculate incoming cable size for 33KV, 1MVA transformer.
Civil Engineering (5086)
Mechanical Engineering (4456)
Electrical Engineering (16639)
Electronics Communications (3918)
Chemical Engineering (1095)
Aeronautical Engineering (239)
Bio Engineering (96)
Metallurgy (361)
Industrial Engineering (259)
Instrumentation (3014)
Automobile Engineering (332)
Mechatronics Engineering (97)
Marine Engineering (124)
Power Plant Engineering (172)
Textile Engineering (575)
Production Engineering (25)
Satellite Systems Engineering (106)
Engineering AllOther (1379)