supply of set of quick coupling for main transformerset of quick coupling for main transformer,set of quick coupling for main transformer of 3 ph. locomotives as per clw specification no. clw/es/3/0456, alt-e a nd confirming to clw drawing no. clw/es/3/sk-4/0456, alt-c consisting of the following two items. 1) male coupling as per abb id no. hstn 422023p003.- qty-01 no/set 2) female coupling as per abb id no. hstn 422023p0013- qty - 01 no/set. note: 1. supply by sources as per clw item id: 2100024 in ireps vendor directory. 2. firm should submit authorised dealership certificate along with tender, otherwise offer will not be considered. [ warranty period: 30 months after the date of delivery ] ] => limited