General Information
The new generation of large TaFlux ZW Select Robust modules TFZWSR34Q for MBR applications are upgrade-designed and improved, while continuing to leverage the aeration and header design.
Advanced manufacturing process of arraying fibers avoids twined fibers and less sludge accumulation, leading to sufficient filtration area, high flux and better backwash performance. The high fiber tensile strength assures no fiber breakage in whole service-life operation.
TaFlux ZW Select Robust series submerged hollow fiber membrane modules TFZWSR34Q are providing professional, comprehensive wastewater and sewage solutions to industrial and municipal applications around the globe.
Membrane Characteristics
- Higher than 450 N fiber tensile strength assures no fiber breakage
- Manufacturing process of arraying fibers
- Soft resin protection on potting part
- Compact design
- High resistance to fouling
Advantages
- Extra long service life to reduce OPEX
- More effective membrane area
- Less sludge accumulation
- Stable permeate quality and flux with high recovery rate by cleaning
- Economical equivalent module for direct replacement
Applications
- Industrial wastewater
- Municipal and domestic sewage
- Submerged filtration
- Pretreatment of industrial water
Module Dimensions

Model |
H (mm/inch) |
H1 (mm/inch) |
H2 (mm/inch) |
H3 (mm/inch)* |
W (mm/inch) |
T (mm/inch) |
TFZWSR34Q |
2,198/86.5 |
2,122.6/83.57 | 2,090/82.3 | 1,940/76.4 |
844/33.2 |
49/1.9 |
Specifications
Model |
TFZWSR34Q |
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Membrane Surface Area (m2/ft2) |
34.4/370 |
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Module Weight (kg/lb) |
28/61 |
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Fiber ID/OD (mm/inch) |
0.8/1.9 (0.03/0.07) |
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Membrane Material |
Reinforced PVDF (PET supporting layer) |
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Fiber Tensile Strength (N) |
>450 |
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Pore Size (μm) |
0.04 |
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Surface Properties |
Hydrophilic and non-ionic |
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Flow Direction |
Outside-in |
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Potting Material |
PU |
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End Cap Material |
ABS |
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Sealing O-ring Material |
EPDM |
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Permeate Tube ID (mm/inch) |
19/0.75 |
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Permeate Tube OD (mm/inch) |
27/1.06 |
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Permeate Tube OD with O-rings (mm/inch) |
27.4/1.08 |
Operating and Cleaning Limits
Flux Design (LMH) |
10-35** |
Average Initial Permeability at 20°C, L/(h·m2·bar) |
250 |
Flow Type |
Negative Suction Pressure |
Backwash Type |
Air Water Backwash |
Max TMP (MPa/psi) |
-0.055/-8 |
Operating Temperature (℃/°F) |
5-40/41-104 |
Operating pH Range |
5 - 10 |
Cleaning pH Range |
2 - 11 (<30℃) 2 - 10.5 (30℃ - 40℃) |
Max Active Chlorine (ppm) |
1,000 |