bids are invited for as per 1 , title2 , title3 , title4 , title5 , title6 , title7 , title8 , title9 portable ro 50 lph(title 1) (qty-1): - specification manufacturers quality system certifications iso 9001:2015 maximum input water tds allowed to the system 1000 type of water purification technology ro operation fully automatic with auto cut off recovery at 27 degree centigrade 25-35 filtration capacity in liter hour 50 provision of arsenic removal yes display na high pressure pump yesno raw waterchemical raw waterchemical cleaning pump yes total dissolved solids removal percentage from ro membrane 25% pressure vessel sand filter yes pressure vessel carbon filter yes membrane housing yes body of filter abs food grade auto cut yes number of candles 3 or more power supply 230 volt single phase installation type floor mounted and enclosed warranty in years including replacement of filters sediment & carbon twice a year) 1 availability of toll free centers for customer support yes installation and commissioning inclusive in the scope of supply yes inlet pipe & fitting from raw water scorces to water purification system to be arranged by buyerconsignee pipe & fitting from out let to purified water tank to be arranged by buyer consignee, drinking water cooler (title 2) (qty-1 qty): - specification whether product isi marked yes cooling capacity (in litres hour) 150 storage capacity (in litres) 150 material of drinking water cooler body fully ss with > = 0.5 mm thickness material of water storage tank sheet ss grade 304 with 0.5 mm thickness, two way pa speaker ( title 3) (qty- 2): - specification speaker type main speaker 800w rms amplification method passive speaker- high power portable wireless bluetooth audio system configuration two way 1 15number of speakers 2- ipx4 splashproof warranty (years) 1, total quantity : 20