Pro-LP Features: PSl MEMBRANE® Pro-LP ultra-low pressure reverse osmosis membrane element is based on the latest Thin Film Nanocomposite (TFN)Technology, which achieves high flux at ultra-low operating pressure and leads to cost down.
1. Provides lower energy costs and more productivity, especially in cold waters
2. Minimizes equipment CAPEX in designs with savings in elements and pumping due to the 440 ft2 active area.
3. Widest cleaning pH range (1-13)tolerance and anti-fouling surface contribute to delivering the most effective cleaning performance, robustness, and durability.
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Product |
Effective Membrane area |
Inlet channel width (mil) |
Water yield' gpd (m3/d) |
Stable desalting rate¹ (%) |
Pro-LP-8040F32³ |
440(40) |
32 |
12000(45.9) |
99.4 |
Pro-LP-4040F32³ |
82(7.6) |
32 |
2800(10.6) |
99.4 |
Pro-LP-2540F32³ |
28(2.6) |
32 |
750(2.8) |
99.4 |
Pro-LP-4021F32³ |
36(3.3) |
32 |
800(3.0) |
99.4 |
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1.Water yield and desalination rates were the following standard test conditions: 1500 ppm NaCl, 150 psi(1.03 MPa),77"F(25"0), and 15% recovery.
2. Variation range of water yield +/-15%;
3. The 8040F32 is an 8-inch membrane FRP-wrapped shell with a mesh thickness of 32 mils. There are a variety of shell materials, mesh thicknesses, and component sizes to choose from.
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Operating Limits |
Unit |
Value |
Maximum operating pressure |
psi(MPa) |
600(41) |
Maximum feed water temperature |
°F(°C) |
113(45) |
Maximum pressure drop |
bar |
1 |
Continuous operation PH range |
 |
2~11 |
Cleaning PH range |
 |
1~13 |
Maximum feed water SDl15 |
 |
5 |
Maximum influent turbidity |
ntu |
1 |
Maximum residual chlorine concentration of influent |
ppm |
<0.1 |
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http://www.psitfn.com/