tender for condenser coil fin on tube type face area 0.308 sq. mt, material copper, tube od: 9.52mm(3/8), finmaterial aluminum, fin thickness: 0.12mm, number of fins/ cm 13+/- 1 for roof mounted packaged ac unit forelectric locomotives as per rdso spec no. rdso/2007/el/spec/0055, rev-1 , may 2012 or latest if anymakes: sidwal or its equivalent.
