how to calculate cable size by amp

Answers were Sorted based on User's Feedback



how to calculate cable size by amp..

Answer / kuttivenu

Based on the Total load & Votage drop

Is This Answer Correct ?    141 Yes 21 No

how to calculate cable size by amp..

Answer / er. ankush miglani 9718151073

for
a. cu cable: 1 sqmm=5amp
b. al cable: 1sqmm=1.5amp

Is This Answer Correct ?    119 Yes 42 No

how to calculate cable size by amp..

Answer / riyadh

how we calculate for 25 amps Al cable given example

from ur point of view 16 sq.mm Al cable is enough for the
25 Amps

Is This Answer Correct ?    70 Yes 24 No

how to calculate cable size by amp..

Answer / soumendasbiswas

Fist Calculate the Full load current..then assume some
derating factor...nd evaluate that current..then check that
current with ny reputed cable makers manual(Havells,Pollycab)
to get the actual cable size

Is This Answer Correct ?    50 Yes 15 No

how to calculate cable size by amp..

Answer / pavan

It depends on the total load and voltage

Is This Answer Correct ?    30 Yes 5 No

how to calculate cable size by amp..

Answer / robins

Cable calculation is based on the following factors:
1.Total current based on the peak load(total connected .
2.Cable length
3.Type of cable using(get from manual of cable manufactures)
4.Ambient temperature(normally 28 degrees)

Is This Answer Correct ?    27 Yes 6 No

how to calculate cable size by amp..

Answer / azhar

cable size is calculated depending up on load ..for example
1 kw load takes 1.8 amps current..if the load is 5kw..than
9amp is the current for amp current the selection cable size
can be opted on the basis of manufature detial like
havells,polly cab..have the range of cable for certain
amount of current we have to selected the cable size on the
basis of manufacture range sheet

Is This Answer Correct ?    30 Yes 10 No

how to calculate cable size by amp..

Answer / patson

Another factor in dxeciding on a cable size is where it
will be laid i.e in air, in soil, in ducts, on cable
containment ect

Is This Answer Correct ?    16 Yes 3 No

how to calculate cable size by amp..

Answer / kartick bango

Basically cable size is calculated depend Load & lenth. But
so many Place & area are also depend by temprature & low
Voltage for example Server Room

Is This Answer Correct ?    11 Yes 1 No

how to calculate cable size by amp..

Answer / bharat

Total current based on the peak load(total connected .

Is This Answer Correct ?    13 Yes 5 No

Post New Answer



More Electrical Engineering Interview Questions

When a fourth resistor is connected in series with three resistors, the total resistance

1 Answers   ITI,


what is the internal fuction of a ceiling fan?

2 Answers  


How to size fuse? How to size MCB?

0 Answers  


given data are load current & power factor cable core size? plz any one update the calculation formula

0 Answers  


what is differnce between oil transformer & dry type transformer ???????????

2 Answers  






what is the effect of leading power factor

3 Answers   Aurobindo, R L Steels and Energy,


As we know multiplicity factor derivation equation is as below MF = main c t ratio / main p t ratio * meter c t ratio / meter p t ratio * meter dial constant Where in digital meters for HT kwh import export now a days meter constant are calibrated already which is 1 So my question is For HT 11kv 110 v line values are as below Main c t and p t ratio are 11000 v and 110 v and 20/5 means 20 amp and 5 amp Now meter values are 11000/√3/110√3 and primary and secondary amp are displayed as -/5 amp on kwh meter so what will be the MF for this meter ?

1 Answers   NEPC,


what is meant by slip & where its occur ?

5 Answers   Lanco,


hello! sir i did three year of diploma in electrical (2007- 2010) and now i m a student of electrical engineering. sir can i apply for germany visa for study and part tome work over there?

0 Answers  


Why we generate power at multiple of 11 i.e 11kv,33kv etc.

9 Answers   TCS, Havells, DTV Solutions,


why dhyedration test required for transformer oil once in a year

1 Answers  


Its possible to use 3core 2R of 240 sq.mm cable for 3phases & separely 50sq.mm 3core cable fully for Neutral for connection of PCC to MCC 3ph..4wire system?

0 Answers  






Categories
  • Civil Engineering Interview Questions Civil Engineering (5070)
  • Mechanical Engineering Interview Questions Mechanical Engineering (4442)
  • Electrical Engineering Interview Questions Electrical Engineering (16578)
  • Electronics Communications Interview Questions Electronics Communications (3915)
  • Chemical Engineering Interview Questions Chemical Engineering (1091)
  • 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 (122)
  • 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 (1376)