tender for n.s. item , designing, providing, fixing, testing and commissioning of chlorine gas dry scrubber as per technical specifications issued by head office, phed, haryana memo no.-23070-23142 dated 28-02-2024 , designing, providing, fixing, testing and commissioning of auto-shut off valve as per technical specifications issued by head office, phed, haryana memo no.-23070-23142 dated 28-02-2024 , designing, providing, fixing, testing and commissioning of online colorimetric water quality analyzer for residual chlorine and turbidity including rtu-cum-gateway with cellular (gsm, gprs,4g/l te,5g, nb-iot), lora or other rf technology for remote data transfer as per technical specifications issued by head office, phed, haryana memo no.-23070-23142 dated 28-02-2024 , designing, providing, fixing, testing and commissioning of vacuum-operated automatic switchover system with alternate chlorinator as per technical specifications issued by head office, phed, haryana memo no.-23070-23142 dated 28-02-2024 , designing, supply and erection of petrol genset set of 10 kva capacity with noise controlled devices acoustic of suitable rating, testing and commissioning of diesel generating set, radiator cooled, 3 phase, 4 wire, 50 cycles 415 plus (-)1% volts ac alternator coupled directly through a set of flexible coupling on a common ms fabricated base frame with diesel engine complete with suitable size incoming cable from generator to change over/amf panel, making 2nd incoming cable connection from transformer, outgoing cable connection from changeover/ standard panel, making second incoming cable connection from transformer, outgoing cable connection from changeover / std panel to incomer of motor starter panel, fenced enclosure with platform for petrol genset complete as per following detailed scope and specifications and directions of engineer-in-charge. the rating should be at 1500 rpm. a) petrol engine b) alternator c) battery 24 v. d) base plate. e) suitable sq mm suitable