REVISION 2.0 - MARCH 2017

FILTER, TYPE NRFRotary drum screen

ADVANTAGES & CHARACTERISTICS1. Completely pre-assembled

2. Construction of stainless steel

3. Standard range or tailor made

4. Easy to maintain

5. Self cleaning wedge wire drum

6. Spray cleaning system

NRFNijhuis Water Technology has designed an external fedrotary drum screen which removes coarse particles fromwaste water.

• Primary screening for industrial waste water• Protection of downstream equipment• Prevent blockages in downstream piping

The curved screen (NRF) can either be integrated in a total solution or offered as a single product for your wastewater.

Nijhuis Industries I www.nijhuisindustries.com

TECHNICAL DESCRIPTIONThe outside fed rotary drum screen has a self cleaning wedge wire drum. Particles larger than the slot width are retained on the drum, scraped off and discharged via a shute into a collection skip.

In the inlet compartment an overflow weir is installed to protect the screen from excessive water flows.

The capacity of the screen can also be adjusted by the overflow weir.

The NRF design is including: • Wedge wire drum which will retain particles larger than the sloth• Continuously renewing filter area• Unique spring for uniform pressure on the scraper for cleaning• Overflow weir• Optional support, depending on location

Series, type Length - mm Width - mm Height - mmWeight - kgEmpty / Full

Power - kW

NRF 38/50 1025 715 945 100 - 150 0,12

NRF 38/100 1525 715 945 150 - 200 0,12

NRF 61/85 1485 1390 1325 350 - 600 0,55

NRF 61/126 1900 1390 1325 440 -960 0,55

NRF 61/170 2500 1390 1325 520 - 1300 0,55

NRF 90/170 2521 1744 1627 600 - 1900 1,1

NRF 90/300 3700 1744 1627 750 - 2550 1,1