Follow Our FB Page << >> for Daily Laughter. We Post Funny, Viral, Comedy Videos, Memes, Vines...

A 150KW 440V motor is need to replace in the field instead
of faulty one. what are the main parameter should I need to

A 150KW 440V motor is need to replace in the field instead of faulty one. what are the main parame..

Answer / a.p.nanjappa

150kw , 440 is a large motr. the starting current of this
induction motor will be 5-8 times depend on drive ex-fan.
and coast for 6-8s to attain full speed.
so, the new contactor shall be good quality , with
overload,instantaneous with time delay shall be selected.
Reverse rotation protection, vibrations,
Unbalnced current protection optional.
LV power cable terminal box cable connection and support.

Is This Answer Correct ?    0 Yes 0 No

Post New Answer

More Electrical Engineering Interview Questions

at the time of starting back emf of a motor is how can it will start to run??

1 Answers  

How to findout raw or ups power? its not indicated in socket,

0 Answers   Novo Nordisk,

How Load Factor, Demand Factor, Diversity Factor etc best applied in designing an electrical circuit? Is it allowed to consider these factors in each and every panel in an electrical distribution system? Can any body suggest a good book for reference?

0 Answers   Oberoi,

What is the meaning of Insulation H for transformers????

0 Answers  

what is the contact resistance of vacume circuit breaker??

1 Answers  

Why Ferranti effect not occurs at full load?

4 Answers   L&T,

what is the purpose of taking HV test in LT panel.

1 Answers   PCE,

defination of controlled shunt reactor

0 Answers  

what happens when we give ac supply to the dc motor?and why?

4 Answers  

1.Is there any difference between terminologies,HT-HV &LT- LV? 2.What is the highest transmission voltage level in india?

5 Answers  

we change the speed of the synchronous motor by incresing or decreasing a rotor resistance

1 Answers  

Is it possible to get earth resistance value"zero" Ohm practically??? If yes,which type of earthing???

9 Answers   TATA,

  • Civil Engineering Interview Questions Civil Engineering (5074)
  • Mechanical Engineering Interview Questions Mechanical Engineering (4444)
  • Electrical Engineering Interview Questions Electrical Engineering (16594)
  • Electronics Communications Interview Questions Electronics Communications (3915)
  • Chemical Engineering Interview Questions Chemical Engineering (1092)
  • Aeronautical Engineering Interview Questions Aeronautical Engineering (214)
  • Bio Engineering Interview Questions Bio Engineering (96)
  • Metallurgy Interview Questions Metallurgy (361)
  • Industrial Engineering Interview Questions Industrial Engineering (258)
  • Instrumentation Interview Questions Instrumentation (2986)
  • Automobile Engineering Interview Questions Automobile Engineering (332)
  • Mechatronics Engineering Interview Questions Mechatronics Engineering (97)
  • Marine Engineering Interview Questions Marine Engineering (123)
  • Power Plant Engineering Interview Questions Power Plant Engineering (170)
  • Textile Engineering Interview Questions Textile Engineering (575)
  • Production Engineering Interview Questions Production Engineering (0)
  • Satellite Systems Engineering Interview Questions Satellite Systems Engineering (106)
  • Engineering AllOther Interview Questions Engineering AllOther (1377)