supply of set of spares for cctv itemsset of spares for cctv items,supply of set of spares for cctv items for 3 phase emu/memu having proper fitment with hikvision make cctv system installed in medha emu/memu rake as per specification no. icf/md/spec- 269. consisting of 04 items: (1) network video recorder for cctv recording along with hard disk and sd card (medha item codesp675m801001)-02 nos.(2) saloon/driver cab camera for cctv (medha item code sp675m801004)-30nos, (3) platform and track view camera for cctv (medha item code sp675m801005)-20 nos, (4) nvr power supply unit for cctv (medha item code sp675m801007)-02 nos as per annexure-i make: hikvision or equivalent. [ warranty period: 30 months after the date of delivery ]