Why should we use Star-Delta connection in step down power
transformers?

Answer Posted / rafeek

question is wrong,
normally we use delta-star connection for step down
transformer to prevent earth faults.

Is This Answer Correct ?    0 Yes 4 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

how to find motors H.P. whout any rating? (only give you a motor and multimeter)

4789


Can we Co-ordinate relay in Load Break switch?

1483


What is meant by derating factor?

669


What are linear and non-linear systems?

644


How To Convert Apparent Into Real Power Without Knowing Reactive Power?

1275






What are dcs and plc?

677


In ACS 1000 drive we are using 12 pulse converter,why don't use 3 pulse converter.

1550


why the check zone and main zone are used for Busbar Protn. scheem?

1663


What is creepage distance..... what will be the value for different voltage level

1503


what is the safety of voltage power transformer(2250KVA0

1550


On 400 amp factory load how kvarh capacitors provide

1292


i need of the bhel question papers along with answers and also give some website names for the downloading question (electrical and electronics engg question)please help me....

1501


Under wat condition statcom operates as an inductor for the transmission line?

1426


what are the main faults that occur in stabilizers? How they corrected and resolved ? Types of stabilizers ?

1582


How do i right a ladder diagram that has 1 actuator that performs a full stroke followed by a half stroke

1621