supply / installation , testing and commissioning of de-minerlizing unitcapacity of 20 lph- specification : (1). stage one: reverse osmosis basis pretreatment, maximum input feed water tds will not more than 500 ppm ( require atleast 35 psi inlet water pressure with bdu201d ball valve and ac power supplywith 5 amps 3 pin socket with switch 3 feet near to the location & vent for drainwater under scope from railway. (2). stage two: media based treatment. (3). outputtreated water per hour will be 20 liters ( +/- 10) with purity tds less than 5 ppm atan input water tds not more than 500 ppm . (4) out put treated water ph will bebetween 6 to 8 ph. (5) no regeneration required with hcl or naoh caustic soda onlychanging of consumable items periodically as and when required. (6) twentynumbers of filters for pre filtration have to supply along with system. place ofinstallation will be within sc division and specified railway after joint survey alongwith supplier. make: paramount model: nrdm20 paramount aqua / weiber acmas /zytest / fostream only. note: supplied firm to be installation and commissioningfree at 09 traction sub station at (1) tandur, (2) snanthanagar, (3) aler, (4) kazipet (5)ramagundam, (6) ballampalli (7) sirpurkhagaznagar (8) dornakal and (9) matampally.within the delivery period.
