adspace


A 25MVA 3300/400V T/F is termed as per winding is ……
a) primary 3300V & Secondary 400V
b) primary 3300V & low voltage winding 400V
c) High voltage winding 3300V & Secondary 400V
d) High voltage winding 3300V & low voltage winding 400V

Answer Posted / thiru

answer :d

Is This Answer Correct ?    1 Yes 0 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

Diagram and details of polarity test for Current Transformer 11kv 400/200/100/1A

3121


What products have you designed which have entered high volume production?

2152


what is mean by restructuring power system?

2150


please send previous exams question papers

1902


please send me the L&T Emb. sys. placement papers and entire details of pattren

2417


i m in need of current rating chart of heavy duty pvc/xlpe, cu/al cables. can somebody provide me? if yes, plz send me at ashish_patel111@yahoo.com

2092


Q.1:What protection will be used on HT and LT side of 33/0.4 KV, MVA transformer. Indicate capacities of protective device to be used. Q.2:Which types of back-up protections are used in the power transformers? What do you understand by the term over travel in the relay? Q.3:How star and delta connected winding transformer are provided from earth fault

2210


What are the different methodes for calculating the short circuit Current?

2142


What current position are you holding in your current company?

2156


What is the magnetic field (coil DC ) of Turbo Expander?

2143


can you please send me the technical questions and aptitude questions of honeywell and jindal steel electrical engg. question paper my e-mail ID is(kkesavanraj@gmail.com)

2064


Electrical Engineering

2156


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.

1055


What is the gross weight to copper ratio in slip ring induction motor of 4000 HP,6.6 kv, 372amp, 992 rpm GE motor.

2427


A 15 kw squirrel cage motor having a maximum efficiency of 90% on a continuous full load has temperature rise of 42 degrees celcius after 30 min and 52 degrees celcius after 1 hr under the above operation conditions. a) calculate its final steady state temperature rise on continuous load and the heating time constatnt. b) if the motor is operated on a short load for 9 min estimate its temperature rise. c) calculate the maximum overload that can be applied on a short, 9 min rating so that the temperature rise is the same as the final steady state temperature rise on continuous load.

1189