supply of zr. cu. st ing rotor (scheme-1) , zr. cu. stamping type resistance ring for shaft mounted scheme- i rotor. drg. no: - sk el- 4738 alt-3, ref. 2 or latest. spec. no:- rdso/08/el/spec./0062/rev-3, str no: - clw/tm/17700. re v. 1 or latest. [ warranty period: 30 months after the date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitt ed: max 8 lacs ] ] , modified zirconium copper stamping for shaft mounted copper stamping type resistan ce ring design of rotor (scheme-i) as per drg.no. skel4738 alt-3 ref.1 and cnd no. 5721/409 as per specn. specification no. rdso/2008/el/spec/0062 rev-3, str no. clw_tm_17700 rev. 1 or latest. [ warranty period: 30 months after the date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitt ed: max 8 lacs ] ]