supply of power contactor , power contactor 4 pole 200 amp, 1000v ac, coil voltage 415v ac, 2no +2nc. aux.c ontacts, with surge suppressor, k-01 & k-02 , used for feeder contactor net 1 & net 2, as per serial no 3,and item no k-01,of bill of material of rdso spec no rdso/pe/spec/ac/0184-2015 rev.1 used for feeder contactor net 1,net 2, suitable for lhb type ac coaches switchboard cabinet. make 1) m/s. schneider part no. lc1d1150046n5+la4da2n+ladn22 or 2) m/s. abb part no. af1 90b-40-22 or 3) m/s. siemens part no. 3rt23461av004aa0+ 3rh29111ha11 + 3rt29361be00 or 4) m/s. l &t part no. mcx-34 only. firm should submit certificate of authorization from oem & test report. [ warrant y period: 30 months after the date of delivery ] ] , working and non working net 1 &2 power contactor, 3 pole 1000v ac operational voltage, 5 0 hz , suitable for 100 kva, 750v ac , onload switching under ac- 6a category at temperature of 70 degree celcius & coil voltage of 110v+25%-30% dc at temperature of 70 degree celcius with surge suppressor, a ux. contacts : 2no+2nc as per spec no rdso/pe/spec/tl/0195-2019 (rv-0) for lslrd coaches. acceptabl e make- abb (af190b-30-22rt-12), siemens (3rt10566la068k +3rt1955af318k), l&t (mo140), schneid er (lc1d115fd), c&s electric (lc1f-dp225afd + la9d09980). firm should submit certificate of authorizati on from oem. [ warranty period: 30 months after the date of delivery ] ]