Z-0116.ER
2Pages

FRESH WATER MAKER - NWS4-150 Isave NorWater Reverse Osmosis Fresh Water Maker, NWS-Serie with nominal capacity of 150 irfl/day at seawater temp 25°C and salinity 35 000 ppm. Rack mounted steel skid with integrated PLC control/ starting cabinet. Built with automatic freshwater flushing system for membrane protection, and automatic “water drop” system with alarm on high salinity. Fitted with digital flow-meter for accurate reading of moment and total production. Unit complete with raw water filter and carbon flush water filter. MODEL NWS4-150 Energy Recovery Article no. Minimum feed water flow 14 m3/h Minimum feed water pressure Maximum feed water pressure Nominal system pressure (PG2) Maximum system pressure (PG2) Maximum permeate back-pressure Maximum concentrate back-pressure Pilot air pressure Calculated max. power consumption Motor rating S1 duty System voltage Nominal product conductivity Maximum product conductivity Flush water prefiltration Surrounding temperature Product water connection (N1) Concentrate connection (N2) Feed water connection (N3) Flush water connection (N4) Pilot Air Unit dimension (l x b x h) (m) Unit Operational weight *1 Note = Alternative system voltage at request *2 Note = Alternative temperature limits at request

Maintenance space Note 2: Min. 1000 mm Note 3: Min. 600 mm FRESH WATER MAKER - NWS4-150 Isave 1 Seawater feed or booster pump 2 Pre-Filtration arrangement 3 Pre-Filtration arrangement 4 High-Pressure seawater pump 5 Pressure vessel with membranes 6 Pressure regulating valve 7 Conductivity sensor 8 Production diverter valve 9 Post treatment pH-Regulating arrangement