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Reverse Osmosis – Model ND/FU 3500


ND/FU 2000 Series Reverse Osmosis Water Filter

Reverse Osmosis – Model ND/FU 3500

ND and ND/FU Series: 2000-3500 l/h Standard RO Systems Stand-type unit for desalination of softened drinking water according to German drinking water regulations (free chlorine not detectable), operating on the principle of reverse osmosis. With RO 1000 controller and horizontal 4” membranes.

Stainless steel base frame with plastic front panel housing the instruments and controls. Special inlet filter with 5 μm-filter cartridge and 2 pressure gauges, high pressure pump, low-noise, multi-stage centrifugal type (incl. frequency converter for ND/ FU systems), low energy wound modules with energy saving PA/PS composite membranes in GRP pressure vessels with inliner.

ND/FU 3500 Technical Data
Permeate flow ratel/h3500
Min. salt rejection%97
Operating pressurebar14
Membrane element / number4040 / 11
VoltageV/Hz3 x 400/50
Motor powerkW4
Feedwater connectionDN32
Permeate / concentrate connectionDN25
Conductivity rangeμS/cm2 – 200
Min. / max. feed water pressurebar2 / 6
Min. / max. feed water temperature°C5 / 35
Max. ambient temperature°C40
pH3 – 11
Weight approxca. kg380
Code noS10-381335