Interested to Buy Any Domain ? << Click Here >> for more details...
Why? We r used 50sq. mm. And above size cable in 3.5 core and below size are used in 4core
- 2 Answers
- 4788 Views
- I also Faced
- E-Mail Answers
Answer Posted / k.prakashchandra
Above 50 sq mm cables are usually used 3 phase loads and
fair balancing of loads is expected.As the neutral current
is unlikely to exceed 50 % of full load ,half the core size
is sufficient to save money
| Is This Answer Correct ? | 2 Yes | 0 No |
Post New Answer View All Answers
why to use freewheeling diode ( diode in revers bias mode) across dc coil
How to configure the drives in PLC, through Profibus commnication. And to how to address it?
Hi everyone. Some Generators uses 3-Pole breakers with extra contactors for Neutral. Some uses 4-Pole. Why so? What is the idea behind this? Thanks in advance for the solution. Kr.
what are problems caused by the pdu in rack server
Can any one give an explanation about rating factors of cable? if we are laying the cable on the air with an temp 15 degree then rating factors will be 1.15 and if we are laying the cable on the air an temp 60 degree then rating factor will be 0.76 please describe it and what is the difference between rating factor and derating factor?
I have a situation to design sub-Distribution board/Panel meant for feeding power sockets. In the incomer CAN i Take TP MCCB with Neutral Link and All the outgoing feeders with to sockets with TP MCCB and Neutral Link? P.S : My System is IT Earthing
2. A current i=(10+10 sin t)amperes is passed through MI type ammeter. its reading will be.........
In three pin plug 6 amp. 220V ac rating. Why earth pin diameter is higher than other two pin? What its purpose ?
What is meant by vector group
Maintenance of transformer???
What is the RMS and DFT principle of analogue maesurments. Which way they are advangages. where which princples give optimum results.
mccb service sittings be done?
what parameters are should nessary for control technic dc drive(in rolling mills)?
What is the maximum and minimum rating of UPS?
How to resolve if Diesel generator stop while running ?
