NANO-SW

Summary

Product identification

• NANO-SW membrane element.
• Configuration: Spiral Wound
• Membrane Polymer: Composite Polyamide
• Membrane Active Area: 400 ft² (37 m²)
• Feed Spacer: 34 mil (0.86 mm)
• Packaging: All membrane elements are supplied with a brine seal, interconnector, and O-rings. Elements are enclosed in a sealed polyethylene bag containing 2% Safeguard® 100 as a preservation solution (or 10-20% CaCl₂ as anti-freezing solution for cold climates), and then packaged in a cardboard box.

Operating limits

• Maximum Applied Pressure: 600 psig (4.14 MPa)
• Maximum Operating Temperature: 113 °F (45 °C)
• pH Range, Continuous (Cleaning): 3-9 (1-11.5)
• Maximum Pressure Drop for Each Element: 15 psi (0.10 MPa)

Feed water

• Maximum Chlorine Concentration: < 0.1 ppm
• Maximum Feedwater Turbidity: 1.0 NTU
• Maximum Feedwater SDI (15 mins): 5.0
• Maximum Feed Flow: 85 gpm (19.3 m³/h)
• Minimum Brine Flow: 12 gpm (2.7 m³/h)
• Specified Performance Test Conditions:
  • 2000 ppm MgSO₄
  • 110 psig (0.76 MPa) Applied Pressure
  • 77 °F (25 °C) Operating Temperature
  • 15% Permeate Recovery
  • 6.5 - 7.0 pH Range
• Typical Synthetic Seawater Test Condition:
  • 35,000 ppm NaCl + 8,000 ppm MgSO₄
  • 200 psi (1.4 MPa)
  • 77 °F (25 °C)
  • 15% Permeate Recovery
  • 6.5 – 7.0 feed pH

Product water

• Specified Performance
  • Permeate Flow: 11,000 gpd (41.6 m³/d)
  • MgSO₄ Rejection: 99.8% (99.6% minimum)
• Typical Seawater Performance
  • Nominal Permeate Flow: 7,150 gpd (27.0 m³/d)
  • Nominal Chloride Rejection: 25%
  • Nominal Sulfate Rejection: 99.8%

Mechanical / hydraulic

• Element dimensions (indicative values):
  • A: 40.0 inches (1016 mm)
  • B: 7.89 inches (200 mm)
  • C: 1.125 inches (28.6 mm)

Disclaimer: This summary is based on the provided text extraction and may not include all figures, footnotes, or the latest revisions from the original OEM PDF datasheet. For contractual data, please refer to the specific OEM PDF revision used on your project.

Official datasheet (PDF)

PDF datasheet