supply of 3 phase over current (fol) + earth fault relay.3 phase over current (fol) + earth fault relay.,3 phase over current (fol) + earth fault relay, ct-6a aux. supply 24/ 100v dc, output cont act 2no + 2nc conforming to rsdo specification rdso/ pe/ spec/ tl/0195-2019 (rev-0) for switch board c abinet of hog compliant lslrd coaches. material is l&t part no. mc31anx2200 + sf90145 or abb part n o. rej601 or siemens part no. 7sr1003-1ka20-2ca0 or schneider part no. easergy or equivalent part of prok dvs or bender or fanox only. material shall procure from above said oem or his authorized dealers o r firm who submit authorization of said oem only. [ warranty period: 30 months after the date of deliver y ] ]