I want to know if it is possible to use Variable Frequency
Drive to reduce the current required for starting a motor?

Answer Posted / muili ibrahim babatunde

VFD is an acronym for variable frequency drive. It is not meant for varying frequency only, It also reduces current starting.   

Is This Answer Correct ?    1 Yes 0 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

What are PLC leader logic program method

1273


Can we use 230VAC, 63A MCB for 120VAC, 63A supplied heaters load?

1033


why do we not use equivalent voltage source in negative sequence equivalent ckt.

1609


is it true there's a big difference in using Cummins or Denyo...especially power output or leakage

1402


For a spring controlled governer the relation F = ar+b (F is the controlling force, r is the radius of rotation a and b are constants), indicates that the governer is

731






Dear sir, my knowledge about cable size determination is limited. Though I read examples I could not calculate the Cable size required for electric driven pump 40 KW, 380 Volt, 50 HZ, 50 meter from transformer and it is three phase star delta starting. Please help as there is no one in my surroundings to help.

1293


what are pilot cells

1581


Can anybody inform me about the pattern of ECIL GET( Graduate Engineers Trainee) interview for Electrical students? Will there be HR round as well? I thought of preparing for 2 to 3 subjects thoroughly. Will it be sufficient? Please share your thoughts.

1718


why motor range is available 22kv,30kv,37kv,45kv and so on? why motor range is not available 21kv,24,25,26,27kv and so on?

2366


what is the difference between Power and Distribution transformers ?

1641


What is the actual calculation for transformer short circuit test?.

1984


Explain the advantages and disadvantages of thermal power plant?

612


A double circuit with dog conductor 66KV Transmission line from wind farm evacuation to feeding substation having capacity of 25MW for transmission. Can same transmission network be considered for further expansion of Power & how much in MW. If we need to expand next 10-15 MW more will there any augmentation is required in transmission network? Kindly reply asap.

1685


What is the formula for selecting the cabels according to load? How to calculate what sq.mm cabel to be used?

993


What is the formula for calculating the Instantaneous Short Circuit & overcurrent for any breaker

1471