supply of supply, installation and commissioning of portable de ionizer water distilled water plant of 200 ltrs capacity. approx tds:200 ppm, demineralizing unit capacity of 20 lit per hour. specification:1.stage one: reverse osmosis basis pre-treatment, maximum input feed water tds will not more than 500ppm require at least 35 psi inlet water pressure with ball valve and ac power supply with 5amp 3-pin socket with switch 3 feet near to the location and vent for drain water under scope from railways. 2.stage two: media based treatment. 3.stage three: output treated water per hour will be 20 liters (+/_ 10%) at an input water tds not more than 500 ppm. place of installation within the bza division (coa, mtm & bza) and specified by railways after joint survey with the supplier. make paramount no.pat-nrdm20 or similar.supply, installation and commissioning of portable de ionizer water distilled water plant of 200 ltrs capacity. approx tds:200 ppm, demineralizing unit capacity of 20 lit per hour. specification:1.stage one: reverse osmosis basis pre-treatment, maximum input feed water tds will not more than 500ppm require at least 35 psi inlet water pressure with ball valve and ac power supply with 5amp 3-pin socket with switch 3 feet near to the location and vent for drain water under scope from railways. 2.stage two: media based treatment. 3.stage three: output treated water per hour will be 20 liters (+/_ 10%) at an input water tds not more than 500 ppm. place of installation within the bza division (coa, mtm & bza) and specified by railways after joint survey with the supplier. make paramount no.pat-nrdm20 or similar.,supply, installation and commissioning of portable de ionizer water distilled water plant of 200 ltrs capacity. approx tds:200 ppm, demineralizing unit capacity of 20 lit per hour. specification:1.stage one: reverse osmosis basis pr e-treatment, maximum input feed water tds will not more than 500ppm require at least 35 psi inlet water pressure with b al