what happen if transformer neutral not earth

Answers were Sorted based on User's Feedback



what happen if transformer neutral not earth..

Answer / shariff

Trf will fail as the un-balanced current will enter in the main windings.

Is This Answer Correct ?    6 Yes 1 No

what happen if transformer neutral not earth..

Answer / arup kumar sadhu

Neutral is grounded to protect against earth faults and to eliminate transient voltages. If not earthed we would never know that a conductor has fallen down and during this if another conductor falls down ,the fault current will be 73.2 % more.With one conductor fallen on ground the voltage between healthy conductor and the ground will be 1.732 times the normal

Is This Answer Correct ?    1 Yes 2 No

Post New Answer

More Electrical Engineering Interview Questions

what is Micrologic 6.0A advantages over Micrologic 2.0A

1 Answers  


What is the difference between CT for protection and Ct for metering?

16 Answers   BirlaSoft,


Difference between directional over current and non directional over current ?

2 Answers  


What do you mean by a current transformer?

0 Answers  


Why donot sleep below the tree for night time?

12 Answers  






How much inductance or resistance require as a starter in series with induction motor of specific capacity(e.g. 5 hp) ? What is formula for it ?

0 Answers   Reliance,


What will be the effect if I use inverter as UPS mood?

0 Answers  


what is the name for a meter/tester to measure the paint quality in electrical panel or wall?

1 Answers  


While miss missed name platform fo electric motor how to calculate simple fourmul,?

1 Answers   ABB, ABC,


How is the Depth of Stator Slot being calculated for Synchronous Generator?

2 Answers  


How to connect frequency meter in metering circuit?(single phase and three phase frequency meter)

3 Answers  


what is meant by vector group of a transformer? How can it be derived?

0 Answers  


Categories
  • Civil Engineering Interview Questions Civil Engineering (5085)
  • Mechanical Engineering Interview Questions Mechanical Engineering (4452)
  • Electrical Engineering Interview Questions Electrical Engineering (16638)
  • Electronics Communications Interview Questions Electronics Communications (3918)
  • Chemical Engineering Interview Questions Chemical Engineering (1095)
  • Aeronautical Engineering Interview Questions Aeronautical Engineering (239)
  • Bio Engineering Interview Questions Bio Engineering (96)
  • Metallurgy Interview Questions Metallurgy (361)
  • Industrial Engineering Interview Questions Industrial Engineering (259)
  • Instrumentation Interview Questions Instrumentation (3014)
  • Automobile Engineering Interview Questions Automobile Engineering (332)
  • Mechatronics Engineering Interview Questions Mechatronics Engineering (97)
  • Marine Engineering Interview Questions Marine Engineering (124)
  • Power Plant Engineering Interview Questions Power Plant Engineering (172)
  • Textile Engineering Interview Questions Textile Engineering (575)
  • Production Engineering Interview Questions Production Engineering (25)
  • Satellite Systems Engineering Interview Questions Satellite Systems Engineering (106)
  • Engineering AllOther Interview Questions Engineering AllOther (1379)