South Central Railway

South Central Railway has published Supply Of supply of automatic light controlling nature switch device , supply of automatic light controlling nature switch device grade sensors and advanced micro controllers with suitable power contactor and mcb, enclosed in a a frp enclosure for pole mounting, confir ming to is-54 and similar to swadep-02 ec-03 kw 1phase. the device should have the following specificatio ns: (1) voltage range: 120v, ac 50hz. (2) switching endurance 5000 cycles of on and off minimum. (3) op erating illumination levels (a) for switching on-less than 60 lux for 30 seconds. (b) for switching off-greate r than 10 lux for 30 seconds. (4) auto voltage levels, (a) high voltage trip/auto reset- if voltage and gt 280 ac/and it 270v resp. (5) led for indicating the operating status. (6) during based switching of option of 04 t o 08 hours with resolution of 1/2 hour. (7) override option continuous on and continuous off. make: ssge /hpl or equivalent. [ warranty period: 30 months after the date of delivery ] ]. Last date of submission for this tender is 2026-05-08. This is a Contactors tender in Hyderabad, Telangana