tender for pantograph complete confirming to rdso spec.no.rdso/2008/el/spec/0066 rev0 dated20.06.2008, and amendment 1 dated 31.12.2008, and rdso amendment no.2 dated 19.08.2010 with modifiedhorn and support rod to rdso drg no.skel 4682 alt 0 and without foot insulator and center wearingstrip/metalized carbon strip for 25 kv ac electric locomotive.