what is inrush current in transformer?

Answer Posted / arijit

if transformer goes to saturation during initial power
cycle, then how its come to normal unsaturated condition?

Is This Answer Correct ?    1 Yes 2 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

new 90kw motor installed so how I purchased cable ,fuse,etc please give me technic for cable selected why always capacitor delta connection

1373


what is the difference between oil surge relay and buchholz relay.

6443


When we have earthing mesh or underground earthing network in industrial plants, weather we have NT-S or NT-C-S kind of earthing system, so eventually weather we must use 4 or 5 wire in 400 volt level (For example 3×150+70 mm2 or 5×150 mm2) in this connection I would like to know exactly the paragraph of IEC or IEEE number

1707


I don't understand why when we connect high voltage source in DC to electronic motor , we must add capacitor and resistor in parallel ? (I know that we use capacitor because we want to absorb the current that in the first second electronic motor in opposed with current course produce. ) what are the feature of Resistor and in such situation ?

1382


please send me privious exam's queation papers of section engineer(electrical).

1611






Give details on how you intend to handle a challenging position you are posted to manage unexpectedly as a company staff?

2897


what is the difference between the voltage of 5 volts capacitor and and 5volts battery?

1465


Which types of gate insttaled in static switch. Please give me answer.

1199


draw the full wave and half wave circuit of 3 phase system and inverter circuit used in ups 

1927


WHAT IS AIR GAP VALUE IN MM FOR A 11KV BUSHING OF 11KV/440V DISTRIBUTION TRANSFORMER. AND AIR GAP VALUE OF 25 KV BUSHING OF AT TRANSFORMER OF 25 KV TRACTION. WHAT IS THE CALCULATION FOR THE AIR GAP PERMITTED FOR BUSHINGS AT DIFFERENT VOLTAGES.

3054


Is Transol transformer oil comparable to nynas nytro libra?

2637


Both generator parallel condition shared load equally but one genrator taking ampere more than the other what are all the causes to make like this

1251


hello friends.. I have a doubt regarding the operation of dc machines.. I studied in a text book that a dc machine can be used as a generator and as a motor.. is this possible? If so,please send me the info about this topic.. you can also send your info to my mail.

1549


what is the meaning of number in (11, 31, 61,14, etc. CDG11, CDG31, CDG61, DDT32

919


WHY MOSTLY Rph IS USED FOR CONTROL CIRCUITS AUX. SUPPLY ?

2071