What are the protections required in the main lt panel
which is connected to the transformer.



What are the protections required in the main lt panel which is connected to the transformer...

Answer / karthick

1) first thing panel body earthing (it according to the ip/op) 
2) proper earthing pit,strips and size
3) proper place and proper air flow ,exiting of air
4) stranded size of panel fabrication and bus bar impulse testing , high           voltage testing 

Is This Answer Correct ?    0 Yes 0 No

Post New Answer

More Electrical Engineering Interview Questions

why the weight of oil in transformer is specified (on the nameplate) in litres as well as kilo grams?

3 Answers   Reliance,


why no load characteristics of generator also called as occ

1 Answers  


WHY AREWE USING THE 3 1/2 CORE CABLES IN POWER TRANSMISSION

1 Answers   Phoenix Technologies,


why overload relay is not tripped at time of starting of motor allthough staring current is too high?

5 Answers   TATA,


While performing load test on DC SERIES MOTOR, does the voltage decrease slightly. Why?

2 Answers  






Is there any difference in AC current/ DC current carrying capacity of a conductor .What can be maximum current handling capacity of a 2.5mm stranded cu cable when connected to AC and DC supply.

1 Answers  


why transformers rating are in KVA

5 Answers  


What is Meter MF if External CT Ratio is 150/1 , PT Ratio is 132/110 Meter CT Ratio is 200/1 & Meter PT Ratio is 110/1

0 Answers  


what are the types of Distribution transformer vector group please explain

7 Answers  


How we can change the direction of rotation of Induction motor? Prove it using graphical methods.

2 Answers  


why battery is connected in series?

10 Answers   HP,


How many VSC based HVDC are there in India and the world

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)