supply of feeders-1&2 and bus coupler, power contactors.feeders-1&2 and bus coupler, power contactors.,feeders-1&2 and bus coupler, power contactors, 3pole, 1000v ac, 50hz, suitable for 500 kva, 750v ac onload switching under ac-6a category at temperature of 70 degree c & coil voltage of 110v dc +25%-30% with surge suppressor, 2no+2nc, as per rdso spec no. rds o/pe/spec/d/tl/0195-2019 (rev.-0) suitable for switch board cabinet for hog compliant lslrd c oaches. accepted makes & models as per s.no.1 of bom of rdso specification mentioned in the above de scription : (i) abb af1250, (ii)l&t mvo 820, (iii) 3rt12766nf368ka0 of siemens (vide jdse (tl-ac system design) / rdso lr. no. el/7.1.108/sbc/lslrd dt.08.11.23 attached for this modified model number) only. [ warranty period: 30 months after the date of delivery ] ]