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Hydranautics ESNA1-LF-LD-4040 Nanofiltration Membrane Element
ESNA1-LF-LD-4040
ESNA1-LF-LD-4040
 
Our Price: $291.00



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Product Code: ESNA1-LF-LD-4040
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Description Spec Sheet / Manual Technical Specifications
 
Hydranautics ESNA1-LF-LD-4040 Nanofiltration Membrane Element, 4" x 40"

(Suggested alternatives: Filmtec NF90-4040, FILMTEC NF270-4040, Hydranautics ESNA1-LF2-LD-4040)

Advantages
  • Optimum hardness rejection
  • Effectively removes organics
  • Ultra-low pressure, energy saving, lower OPEX

Applications

  • Municipal water treatment

Performance

  • Permeate Flow: 1,900 gpd (7.2 m3/d)
  • CaCl2 Rejection: 93%
  • CaCl2 Rejection (minimum/maximum) 88% / 97%

Type

  • Configuration: Low Fouling Spiral Wound
  • Membrane Polymer: Composite Polyamide
  • Membrane Active Area: 80 ft2 (7.43 m2)
  • Feed Spacer: 34 mil (0.864 mm) with biostatic agent

Application Data

Maximum Applied Pressure600 psig (4.14 MPa)
Maximum Chlorine Concentration< 0.1 PPM
Maximum Operating Temperature113 °F (45 °C)
pH Range, Continuous (Cleaning)2-10 (2-12)*
Maximum Feedwater Turbidity1.0 NTU
Maximum Feedwater SDI (15 mins)5.0
Maximum Feed Flow16 GPM (3.6 m3 /h)
Minimum Brine Flow3 gpm (0.7 m3/h)
Maximum Pressure Drop for Each Element15 PSI

* The limitations shown here are for general use. For specific projects, operating at more conservative values may ensure the best performance and longest life of the membrane. See Hydranautics Technical Bulletins for more detail on operation limits, cleaning pH, and cleaning temperatures


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