for a 5hp motor to operate from 100kva generator ,what size
of cable required in sqmm.

Answers were Sorted based on User's Feedback

Answer / deepak prabhu

5 Hp motor usually comes in 3 ph only.and DOL starter of 3 phase is also available. Cable size doesn't depends on KVA of generators. In 3ph, 5Hp=3.7KW. =11A. By cosidering factor of safety we can use 4.0 sq mm copper cable.

Is This Answer Correct ?    5 Yes 0 No

Answer / mohammad farman khan-abu dhabi

5HP Motor are use as single phase on D.O.L or Star/Delta
connection as 3 phase. If you use single phase then total
load is 3.7kw so we can use 6mm sq cable .if you use in y/D
connection the required to use 4cx6 sq mm cable.

Is This Answer Correct ?    3 Yes 2 No

Post New Answer

More Electrical Engineering Interview Questions

It is desired to flood light the front of a building 42 meters wide and 16 meters hig.Projectors of 30 degree beam spread and 1000 watt lamps giving 20 lumen/watt are availabl.If the desired level of illumination is 75 lumen/m and show a suitable scheme.Assume the cofficient of utilization, deprecitation factor and waste light factor are 0.4, 13 and 1.2 respectively.

0 Answers  


1 Answers   MSETCL Maharashtra State Electricity Transmission Co Ltd,

How to select Main CB Rating for 187 KW Load?

6 Answers  

Why not using Air circuit breaker at High tension side?

0 Answers   Wipro,

How to calculate Voltage regulation of 22 KV Over head Line.

0 Answers  

Why annealing is done on transformer core manufacturing process?

1 Answers   ISRO,

what is high pot test on 11kv switchgear and how to apply high voltage on panel what is spheare gap and how to determine its celeberation.

1 Answers  

What is d role of reactive power in power system??How it produce & consume?

5 Answers   ABB,

harmonics filter

0 Answers   SEHA,

Instead of single phase(220), if apply Phase to phase supply (eg: for lighting fixture). what will be the power formula? what will be the volt and current value? please explain me with some example.

1 Answers  

can any one tell me the formula to select the thickness of wire selection according to ampere rating

2 Answers  

how hydrogen cooled alternator undergo maintanence ? that is hydrogen when come in contact with air can result into explosions .

0 Answers   DVC,

  • Civil Engineering Interview Questions Civil Engineering (4619)
  • Mechanical Engineering Interview Questions Mechanical Engineering (3695)
  • Electrical Engineering Interview Questions Electrical Engineering (15732)
  • Electronics Communications Interview Questions Electronics Communications (2633)
  • Chemical Engineering Interview Questions Chemical Engineering (761)
  • Aeronautical Engineering Interview Questions Aeronautical Engineering (79)
  • Bio Engineering Interview Questions Bio Engineering (30)
  • Metallurgy Interview Questions Metallurgy (95)
  • Industrial Engineering Interview Questions Industrial Engineering (199)
  • Instrumentation Interview Questions Instrumentation (2866)
  • Automobile Engineering Interview Questions Automobile Engineering (171)
  • Mechatronics Engineering Interview Questions Mechatronics Engineering (41)
  • Marine Engineering Interview Questions Marine Engineering (60)
  • Power Plant Engineering Interview Questions Power Plant Engineering (168)
  • Engineering AllOther Interview Questions Engineering AllOther (1331)