WHAT IS THE THUMB RULE FOR DECIDING THE CURRENT RATING OF
COPPER WIRES SAY 2.5/4/6/10 MM SQUARE SIZES??

Answer Posted / gurupirit singh

The current carrying capacity
of a cable can vary greatly depending on the location and
installation method in which it is used.And also depend on
insulstaion & cooper of wire.

Is This Answer Correct ?    11 Yes 0 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

how to handle 2500 kva transformar

1140


What size cable (based on voltage drop) is required to supply a 40 A three phase boiler if the wiring system is 75V single insulated cables installed in non-metallic rigid conduit 56m from the main switchboard? Voltage drop in the consumer's mains is 8V.

1489


although ckt breakers have taken the place of old fuse. But instead of it , these older ones are still used in the industries and homes ? why .... what are their advantages and disadvantages ? which one is leading and winning the race and competition ?

1528


what is a synchronizing lamp ?

1000


What is lifting power for 1 wb/m2 and 1 A magnet?

1703






why co incidence factor considered in transformer sizing?

1424


What are the applications of the electric motors?

601


The principle of switching circuits for different types of batteries in application of storage systems

1533


what is meant by CT`s saturation ? Can we use Metering CT`s with Protetection CT`s ?

1674


At what speed 1 HP motor can run an electric car of weighing 400 kg?

1145


why i can not use thimble on capacitor duty contactor

888


any one please tell taht what type questions will be asked in BHEL interview, i am having interview on 24th Dec, please send this to mail pradeepsistam@yahoo.co.in

1511


what are the stresses in circuit breakers ?

1524


To make a basic instrumentation amplifier, it takes A One op-amp with a certain feedback arrangement B Two op-amp and seven resistors C Three op-amps and seven capacitors D Three op-amps and seven resistors

1534


can anyone tell me can the electromagnetic waves can be reflected back?if so how &by which material it can be reflected back?please tell me so that it can help to my wireless power trasnmission device.

1365