what are 3 factors when selecting a contactor for a job?



what are 3 factors when selecting a contactor for a job?..

Answer / shubhanand athalye

1)contactor current rating and duty (Eg AC-1,AC-3 etc)
should be suitable for load.
2) Contactor coil voltage shall be suitable / available.
3) contactor coil burden shall be minimum.

Is This Answer Correct ?    4 Yes 2 No

Post New Answer

More Electrical Engineering Interview Questions

Define active filter?

0 Answers  


salam, hi, how to calculate british temperature unit (B.T.U)?

1 Answers  


in ONAN type transformer winding temperature is lower than oil temperature at evening time but morning winding temp is higher than oil temp what is the reason?

2 Answers   Areva,


what will happen at secondary side of transformer if i increase voltage at primary side?while V1*I1=V2*I2 will secondary voltage or current increase?

2 Answers  


As we know induction squirrel cage motor torque Directly praprortinal to applied voltage in star connection & delta also. If I connect 55KW Motor to DOL starter in load condition does motor withstand the load & what will be the current withdrawn ? motor will not fail ?

0 Answers  






wat is the need of capacitor on aceiling fan?

5 Answers  


Why most of analog o/p devices having o/p range 4 to 20 mA and not 0 to 20 mA ?

2 Answers  


What will happen if we give 220v supply on both sides to the bulb

7 Answers   Exide, Sumeet Industries, Toshiba,


What is the basic rule for block diagram reduction technique?

0 Answers  


how we decide scurt (disc) of insulator with respect to kv rating

1 Answers  


is it necessary to earth the rmu before cutting off the transformer winding?if yes why?

0 Answers  


What is the differance between a converter duty transformer and normal power transformer?

1 Answers   Bhel,


Categories
  • Civil Engineering Interview Questions Civil Engineering (5085)
  • Mechanical Engineering Interview Questions Mechanical Engineering (4452)
  • Electrical Engineering Interview Questions Electrical Engineering (16636)
  • 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)