Daily capacity

Based on 9 hours of daylight: 2500 L

Number of people served daily

According to WHO Drinking Water Standards: 500

Possible water sources

• Dug well
• Borehole
• River or creek
• Lagoon
• Lake
• Irrigation Channel

Influent water quality required

• Fresh water, TDS < 500 mg/l
• pH 6,5 - 8
• TSS, < 100 mg/l
• No chemical pollution
• Fe < 0,2 mg/l
• Hardness < 300 mg/l
• WHO Standards for drinking water with exception of Pathogens (Bacteria, Viruses, Protozoa, Helminth Eggs/Nematodes)

Disinfection properties

• UV Dose > 40 mJ/cm² @ UVT 1 cm > 80%
• Removal of suspended solids to < 10 micron
• Removal of Helminth eggs to < 1/l following international standards
• Removal of Guinea Worm Larvae
• Inactivation of Human Pathogens such as Fecal Coliforms to < 1/100 ml
• Inactivation of viruses such as Polio and Hepatitis to < 1/l
• Inactivation of Protozoa such as Cryptosporidium and Giardia to < 2/100 ml

Flow

Flow capacity at spout with filled tank: 5 l/min

UV lamp life

More than 10.000 h or 3 years @ 9 h/day continuous service.

Filter replacement

Depending on TSS of influent/washing frequency: 12 months

Back-up battery

12 V - 50 Ah for 36 hrs continuous service before/after Daylight.