What is basic difference between Soft Starters And VFD
drives?
Answer Posted / paras
vfd used for the speed regulation & soft stsrters are used
for smoothly starting of induction motors. principles &
application of the both is different.
| Is This Answer Correct ? | 15 Yes | 3 No |
Post New Answer View All Answers
DEFINE BREAKING CAPACITY OF BUSBAR & HOW IT IS CALCULATED?
what is the difference between 2 way and 4 pole selector switch???
Bimetal strip used in overload relay what is that,which types of material used for that & percentage.
What determines the thickness of the lamination or stamping?
How to calulate Locked rotor amper(LRA) for compressor type motors?
what is meant by the phrase 'static load' in case of shorting in a generator excitation system?
I COMPLITED MY B.TECH AND 10TH CLASS WITH 70%MARKS BUT 12TH CLASS 55%MARKS..CAN I GET INDIAN RAILWAY RECUREMENT EXAMINATION?
In single phase ac ups supply when current is measured with tong tester neutral current is found more than phase current.What is the reason?
Can XLPE/SWB/PVC (P3) 7C X 2.5mm2 be replaced by Can XLPE/SWB/PVC (P2) 7C X 2.5mm2??? P3 vs P2
What are the effects of adding a zero to a system?
What should be the magnetic balance test values for a 3 phase delta/star connected single primary dual secondary winding transformer (90 MVA / 2 X 45 MVA TRANSFORMER)
where solid grounding and where grounding through ngr done and why?
A 400KVA transformer has 400 Hz frequency. If the frequency is changed to 50 Hz, then what will be the new KVA rating?
what is meant by LCR meter? where its useful ?
Why does an induction generator is preffered as compared to synchronous generator in especially a wind energy power production project?