3″ AHDL – Automatic Twin long
General data
maximum working pressure: 10 Bar (145 psi)
Minimum backwash pressure: 2.0 Bar (29 psi)
Maximum working temperature: 60ºC (140ºF)
pH Range: 3 – 12
Row materials
Manifolds: HDPE
Filter housing and seals: Polyamide, NBR
Filter discs: Polypropylene
Technical specifications
| Number of filter units | 4 x AHDL | 5 x AHDL | 6 x AHDL | 7 x AHDL | 8 x AHDL | 9 x AHDL | 10 x AHDL |
| Maximum operating pressure | 10 bar(145 psi) | ||||||
| Reccomended backwash pressure | >2.5 bar (36 psi) | ||||||
| Filtration Area |
11920cm² (1847in²) |
14900cm² (2310in²) | 17880cm² (2771in²) | 20860cm² (3233in²) | 23840cm² (3695in²) | 26820cm² (4157in²) | 29800cm² (4619in²) |
| Inlet/Outlet manifolds (ISO-16 or ANSI-150 Flanges) | 225mm
(8″) |
225mm
(8″) |
225mm
( 8″) |
225mm
(8″) |
250mm
(10″) |
250mm
(10″) |
315mm
(12″) |
| Drain manifold (Universal Flange) | 110mm
(4″) |
||||||
| Backwash flow rate | >20m³/h (88GPM) | ||||||
| Reccomended flow rate @130micron | 160m³/h (705GPM) | 200m³/h (880GPM) | 240m³/h (1057GPM) | 280m³/h (1233GPM) | 320m³/h (1409GPM) | 360m³/h (1585GPM) | 400m³/h (1761GPM) |
| Backwash volume per cycle (Flushing time per filter unit = 20sec) | 450liters (120Gallons) | 560liters (150Gallons) | 670liters (180Gallons) | 780liters (210Gallons) | 900liters (240Gallons) | 1000liters (270Galons) | 1100liters (300Gallons) |
Note: The reccomended flow rate is the Net flow rate after decreasing the backwash flow rate
| System model | A | B | C | D | E | F | Gross Weight | Package Volume |
| 4 x Super twins | 1280mm | 1404mm | 1200mm | 1280mm | 592mm | 290mm | ||
| 5 x Super twins | 1555mm | 1404mm | 1200mm | 1280mm | 592mm | 290mm | ||
| 6 x Super twins | 1830mm | 1404mm | 1200mm | 1280mm | 592mm | 290mm | ||
| 7 x Super twins | 2105mm | 1404mm | 1200mm | 1280mm | 592mm | 290mm | ||
| 8 x Super twins | 2380mm | 1513mm | 1200mm | 1378mm | 672mm | 346mm | ||
| 9 x Super twins | 2655mm | 1513mm | 1200mm | 1378mm | 672mm | 346mm | ||
| 10 x Super twins | 2930mm | 1513mm | 1200mm | 1378mm | 672mm | 346mm |