supply of hog a & b main power contactorshog a & b main power contactors,hog a & b main power contactors, 3pole, 1000v ac, 50hz, suitable for 500 kva, 750v ac on load switching under ac-6a category at temperatu re of 70 degree c & coil voltage 415v ac+ 10% to -20% with surge suppressor, 2no+2nc, as per rdso spec no. rdso/pe/spec/tl/0195-2019 (rev.-0) or lates t suitable for switch board cabinet for hog compliant lslrd coaches. make (as per bill of material annexure d, s.no.1 of rdso spec) - abb (model no. af125 0-30-11), l&t (model no. mvo 820), siemens (model no. 3rt12766av36-8ka0) only. [ warranty period: 30 months after the date of delivery ] ] => limited