Aluminum Extension
December 26th, 2005
in electrical earthing 120 sqmm copper cable in a plant. can we use aluminum cable &joint for extension?
in electrical earthing with 120 sqmm copper cable in a plant. can we use aluminum cable &joint for extension of our earthing system .i am looking for detail joint/swize connection with copper grids
you cannot use aluminum and copper joint for earthing since it would end up with two different sizes of cables due to the current carrying capacity and the problem at the joint – it may corrod due to heating. Aluminum is not used for earthing due to the conductivity
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