supply of supply of hog a&b main power contactors, 3 pole, 1000v ac, 50hz, suitable for 500 kva, 750v ac onload switching under ac-6a category at temperature of 70 degree c & coil voltage of 415vac+10%-20% ac with surge suppressor, 2no+2nc,confirming to rdso bill of material letter no, el/7.1.108/sbc/lslrd , suitable for switchboard cabinet for hog compliant lslrd coaches. makes - abb af1250-30-11 , l&t mv0820, siemens 3tf69448 cq7z a02 only.supply of hog a&b main power contactors, 3 pole, 1000v ac, 50hz, suitable for 500 kva, 750v ac onload switching under ac-6a category at temperature of 70 degree c & coil voltage of 415vac+10%-20% ac with surge suppressor, 2no+2nc,confirming to rdso bill of material letter no, el/7.1.108/sbc/lslrd , suitable for switchboard cabinet for hog compliant lslrd coaches. makes - abb af1250-30-11 , l&t mv0820, siemens 3tf69448 cq7z a02 only.,supply of hog a&b main power contactors, 3 pole, 1000v ac, 50hz, suitable for 500 kva, 75 0v ac onload switching under ac-6a category at temperature of 70 degree c & coil voltage of 415vac+ 10%-20% ac with surge suppressor, 2no+2nc,confirming to rdso bill of material letter no, el/7.1.108/sb c/lslrd , suitable for switchboard cabinet for hog compliant lslrd coaches. makes - abb af1250-30-11 , l&t mv0820, siemens 3tf69448 cq7z a02 only. note : test ,guarantee ,warranty certificate to accompan y at the time of supply. note: firm to be material supplied as per rdso bill of material approved makes only. [ warranty period: 30 months after the date of delivery ] ]