supply of set of aerosol based fire detectionset of aerosol based fire detection,supply and installation of set of aerosol based fire detection and suppression system cartrid ge on 618 motor coaches of m/s siemens, m/s bombardier and m/s medha emu rakes as per annexure g-1 of rdso specification no.rdso/pe/spec/ac/0192-2018 (rev-1) and rdso letter no. el/7.1.108/mssbc date d 17.09.2021 as per scope of supply and installation attached in annexure. all necessary modification and accessories required for the installation of this item shall be within scope of supplier. [ warranty period: 30 months after the date of delivery ] ]