how do we calculate cable sq mm size,that if 50 A load

Answer Posted / subbiah

It's depend the length of the cable required, type of laying (Air ,U/G & conduit like etc...), temperature and type of load............

refer cable manufacturer cable chart

Is This Answer Correct ?    10 Yes 1 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

some basic standard questions on transformer.

1322


what is ramping rate of generator

1565


Define availability (operational)?

659


boiler is running in rankine cycle and deisel generator is....?

1567


Why we are using Isolation Power Transformer inplace of commercial power transformer? What's the difference between them?

1525






I want to know all basics of electrical engineering

1436


Why single phase induction motors are not self starting ?

1055


Can anyone tell the proper diagram of star delta starter????

1467


we have two motors 1250kW,6.6kV to be coupled on the same shaft ,so please provide assistance for their synchronisation.

1634


Give details of your interested designation, the post you are interested to serve the company better and explain why you think you can serve the company better in such position if employed?

2833


What is mean 2XWY

1986


what is destructive and non-destructive testing of welding

1212


1))why we run three phase or three different circuit from a single conduit 2)) why not two circuit of different phase run in same conduit?? and why we run same three cicuit of same phae run in single conduit??

1925


when we design electrical schemes of 11/.415kv distribution..wen and were should we show the relays??what is the function of it?for example..we place EFR Relay CT between transformer neutral link and transformer earth.Like this what are the other type of relays we should use?why?where?Explain please..Thank you

1380


I want formula to calculate current loss with distance in km.I searched many sites but didn't right answer.Plz reply me

1555