supply of supply & installation of aerosol based , supply & installation of aerosol based fire detection and suppression system cartridge for sg ac coaches. as per rdso letter el/7.1.108/mssbc/main dt.12.05.2022, one coach set material should be consists of 1 no. of minimum 40 gm for power panel, 2 nos. of minimum 15 gm for rmpu control panels, 01 no for each panel, and 1 no. for minimum 10 gm for inverter panel. technical para as per annexure-g1 of rdso specn. rdso/pe/spec/ac/0192-2018 (rev.1) and approved make as per rdso letter el/7.1.108/mss bc dt.17.09.2021. specification and location of fitment should be as above and mentioned in above refere nce letter or any latest instruction from rdso/rly.bd. [ warranty period: 30 months after the date of deli very ] ]