what is advantage of using star to delta in place of dol
starter

Answer Posted / liliosa b

it is cheaper compared to other reduced voltage methods

Is This Answer Correct ?    0 Yes 1 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

AL=0B9H,bl=75H, ADD AL,BL AL=____________? CF________? OF___________?

2172


What is the effect of positive feedback on stability of the system?

625


how to calculate the settings for shaft ct protn in hydro generators

1500


1600 KVA ka transformer hi aghar lt side par 800A aur voltage 420 ho to HT side ki cable ki rating keya ho gi?

1588


We have received supplies of the ordered material. payments against the supplies also released. Where ST paid 4% against form C. Meanwhile it has been observed that 25% of material supplied was defective. Please suggest whether the issuance of C form from our side would be stopped till settlement of liabilities.

1461






how define the torque in ac drive. from electrical side in the drive friquency ,voltage and current three factor is there.

1619


I need the recommended size for a 3 phase transformer at 13.8 KV Primary and connected loads of 3000 kVA at 4200 volts and 2375 kVA @ 480 volts AC.

1504


What is the difference in calculating size of AC cables compared to calculating size of DC Cables? Usually DC Cables are larger than AC Cables although they have the same ampacity. Why is it?

1520


How is magnetic leakage reduced?

721


Why frequency changes due to load variation in power system ? i.e why when load increases frequency decreases?

1491


What is the difference between vector surge relay (78) and Pole slip relay (98G)

641


State angle criterion.

658


will there be any problem by recovering slip from single phase induction motors?

1428


How many types of circuit loads are there in a common electrical circuit?

676


for what voltage will reactive power be largest in 380 kv line : a) 375kv b)380kv c)385kv

989