Thursday 12 April 2012

Compare the Aluminium cable with Copper cable.


Compare the Aluminium cable with Copper cable.

Sr. No.
Aluminium cable
Copper cable
1
Aluminium cables need a larger cross-sectional area for the rated current capacity.
Relatively, copper cables require much lesser area for the same current capacity.
2
Aluminium cables are relatively less flexible and less tough compared to copper cables.
Copper cables are more flexible and tougher than aluminium cables. Hence pulling through conduits is easy and safe.
3
Aluminium cables have less tensile strength than copper.
Copper has much higher tensile strength.
4
Aluminium melting point is less. [650° C]
Copper has a higher melting point. [1083° C]
5
Aluminium cable for any rated capacity is less costly than Cu cable.
Copper cable is relatively more expensive for the same rated capacity.

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