in a distribution board,if we have a load and we have selected a cable after m

in a distribution board,if we have a load and we have
selected a cable after making all calcs (Deratings and
V.D , ect...) the cable we have selected was 10mm.sq.
now, shall the internal cable inside the switchboard should
be 10 mm.sq Like the external or it can be Less????
if somebody have an specs or information he can help D:

Question Posted / waswas

1 Answers
2537 Views
I also Faced
E-Mail Answers

in a distribution board,if we have a load and we have selected a cable after making all calcs (Der..

Answer / saadsms

Hi
the in side cond,s will be less in size than the main cable
(out feeder) because they are branches to feed several loads.
their sizes may be ( 6,4,2.5,1.5 ) mm2.
and must be stranded isolated s.c wire to be flixible.
saad

Is This Answer Correct ?

2 Yes

1 No

Post New Answer

More Electrical Engineering Interview Questions

is it ok to switch lights from a mcb instead of switches

5 Answers

WHAT CAUSED THRESHOLD VOLTAGE TO EXIST?

0 Answers

what's burden resistor, why it's used?

1 Answers Bhel, TVS Group,

why grid frequency varry time to time?

2 Answers

what is creep of energy meter?

2 Answers HNG,

what's float charger and boost charger? why it's used?

2 Answers APCPDCL, PTCL, Rolls Royce, Siemens,

how to calculate cable size in diffrent loads?

0 Answers ABB, Sterling,

what do you know about electrical

15 Answers

what is first pole to clear factor

1 Answers

what is the difference between neutral and earth?

2 Answers

How can get C license i am complete I.T.I electrician trade and 10 years experiance this field and i complete the dee from ksou by distance mode of this year.ksou means karnataka south open university but i want Tnelb license

2 Answers C License,

Sir, how to calculate the voltage drop and short circuit current of cable. please give me example and formulas.

1 Answers

For more Electrical Engineering Interview Questions Click Here