How Size of Busbar is determined for a particular load.
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Answer Posted / bala_vlsi
Cu
u can consider 1.4 A / sqmm
Al
u can consider 0.8 A / Sq mm
eXAMPLE
50 X 6 CU busbar
50x 6 = 300 x 1.4 = 420 A
It is suitable for 420 A capacity
50 X 6 Al busbar
50x 6 = 300 x 0.8 = 240 A
It is suitable for 240 A capacity
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