
DRUFI+ DFR 2315 and FR 2315
Filter technology- ✓Prevents pitting and corrosion
- ✓New high-efficiency backwash system
- ✓Memory function: maintenance indicator as a reminder when backwashing is needed
- ✓Accessories: automatic RSA backwash system, no tools required for installation
Description
DRUFI+ DFR: Semi-automatic backwash filter with pressure reducing valve, pressure gauge and visible tundish (in accordance with EN 1717), adjustable pressure range 1.5 to 6 bar (factory setting 4 bar). Includes gasket, screws and Allen key for installation. DRUFI+ FR: Semi-automatic backwash filter with visible tundish (in accordance with EN 1717). Includes moulded gasket, screws and Allen key for installation. Prevents pitting and corrosion. New high-efficiency backwash system. Memory function: maintenance indicator as a reminder when backwashing is required. Accessories: RSA automatic backwash system, no tools needed for installation.
Technical specifications
| Min. operating pressure | 2 bar |
|---|---|
| Max. operating pressure | 16 bar |
| Max. operating temp. | 30 °C |
| Medium | drinking water |
| Flow rate DFR | |
| DN 20 | 2,3 m³/h at Δp 1,1 bar |
| DN 25 | 3,6 m³/h at Δp 1,1 bar |
| DN 32 | 5,8 m³/h at Δp 1,1 bar |
| Flow rate FR | |
| DN 20 | 3,0 m³/h at Δp 0,2 bar |
| DN 25 | 3,8 m³/h at Δp 0,2 bar |
| DN 32 | 3,9 m³/h at Δp 0,2 bar |
| DN 20 | 4,9 m³/h at Δp 0,5 bar |
| DN 25 | 6,1 m³/h at Δp 0,5 bar |
| DN 32 | 6,3 m³/h at Δp 0,5 bar |
| Installation direction | Any |
| Mesh size | 90 - 125 µm |
Order numbers
| Variant / size | Order number |
|---|---|
| Main product | |
| DRUFI+ DFR | 2315.01.200 |
| DRUFI+ FR | 2315.01.201 |
| Accessories | |
| Universal flange – coupling DN 20 | 2315.20.200 |
| Universal flange – coupling DN 25 | 2315.25.200 |
| Universal flange – coupling DN 32 | 2315.32.200 |
| Backwash automation – RSA 2316 | 2316.00.200 |
| Backwash automation – power adapter | 2316.00.905 |

