tender for high capacity inter vehicalcoupler unit(500amp rating) for eog type accoaches /powercars, as per drawing/specification : rdso/pe/spec/ac0177-2013,rev-0,cor-1,withrcf annexure-c, packing instruction: suitably covered with biodegradable transparentpolythene and packed in wooden box.the material used for product packagingshall be eco-friendly .each packing shall be stenciled/labeled handle with care,consignee name, order no,pls no , description of item, batch no, drg/spec no,qty,firms name, & date of despatch etc.