why generally transformer are in star to delta

Answer Posted / annonymous

Delta is kept to isolate the earth faults on the star side.

Star is required where ever neutral is to be grounded or single phase(1ph + neutral) distribution is required.

Is This Answer Correct ?    3 Yes 0 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

Draw a SLD for main panel for school having connected load of 1200kw and emergency generator 200kw.also show the increase of additional load of chiller 225kw in the lv panel indicating meter postion size of transformer ,cables and capacitor bank.

515


what is the role and fuction of automatic transfer switch in rotary ups

1433


If there are two transformer having rating of 2.5mva, 6.6kv/440v(satr-star),and the load is 600kw then what is better to maintain less losses in transformer having both transformer in parellel or only single transformer connected to load? Please give calculated answer

2261


How to calculate pitch, gauge of winding wire, and No. of turns for 30HP, 3 phase, 4 poles 50Hz, 380V induction motors

1469


WHAT IS THE WINDING PROCEDURE OF ELECTRICAL MOTOR

3520






what is Different between Bilinear and Unilenier?

1643


What is I to C?

1627


kVA rating of ordinary transformer is increased when connected as an auto transformer because A transformation ratio increased B secondary voltage increased C energy is transferred both inductively and conductively D secondary current increased

2143


What are n circles?

666


explain safety measures in alternator?

1323


What is the distance between each insulator in 33kv transformer and how can it calculate

1751


1.what is meaning of curve into a mcb. 2.what is basic reason changing of curve

1536


what are carbondioxide and dcp used in fire extinguishers

1634


How convergengr of nr method is not dependent on selection of slack bus and how gauss siedel method depends?

1333


What are the functions of different probes used in cro?

670