LG BW 4021 ES
Energy Saving |
LG BW ES membranes offer high permeability at low feed pressure, significantly reducing operating costs: suitable for low to medium salinity brackish water applications.
Product Specifications
Test Conditions
Operating Specifications
Product Dimensions
| Active Membrane Area | 34 ft² (3.2 m²) |
|---|---|
| Permeate Flow Rate | 1,000 gpd (3.8 m³/d) |
| Stabilized Salt Rejection | 99.5% |
| Minimum Salt Rejection | 99.2% |
| Feed Spacer | 28 mil |
| NaCl | 2,000 ppm |
|---|---|
| Pressure | 150 psi (10.3 bar) |
| Temperature | 25°C (77°F) |
| pH | 7 |
| Recovery | 8% |
| Permeate Flow Variation | +/-20% |
| Max. Operating Pressure | 600 psi (41 bar) |
|---|---|
| Max. Chlorine Concentration | <0.1 ppm |
| Max. Operating Temperature | 45°C (113°F) |
| pH Range, Continuous (Cleaning) | 2-11 (2-12) |
| Max. Feedwater Turbidity | 1.0 NTU |
| Max. Feedwater SDI (15 minutes) | 5.0 |
| Max. Feed Flow | 16 gpm (3.6 m³/h) |
| Max. Pressure Drop for Each Element | 15 psi (1.0 bar) |
| Length | 533 mm (21 inch) |
|---|---|
| Element O.D. | 100 mm (3.9 inch) |
| Permeate Tube O.D. | 19 mm (0.75 inch) |
| Weight | 2.3 kg (5.1 lbs.) |
| Core Tube Extension | 29 mm (1.1 inch) |
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