supply of feeder contactor for main feeder power car, 3phase, 3pole, voltage 1000 v , control voltage ac 440, +10 +/- 20%, 50hz, current 630 amps, 4no+4nc as per drawing/catalogue no:lc1-f630, af 750-30-22 cal 5-11. make-abb/schneider/ siemens as pe r rcf specification no. edts-103, rev "d" amnd 7 with icf annex.b. [ warranty period: 30 mon ths after the date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitt ed: max 8 lacs ] ] - feeder