LG BW 400 UES

Summary

Product identification

• Product Name: LG BW 400 UES
• Type: Brackish Water Reverse Osmosis (RO) Membrane
• Series: Ultra Low Energy (UES)
• Technology: Incorporating innovative Thin Film Nanocomposite (TFN) technology, also known as NanoH2O™.
• Features: Provides superior performance along with intrinsic anti-fouling property, high permeability at ultra-low feed pressure, and state-of-art feed spacer technology which can greatly reduce differential pressure and cleaning frequency.
• Applications: Suitable for various municipal and industrial applications, especially for low salinity brackish water applications.
• Active Membrane Area: 400 ft² (37 m²)
• Feed Spacer: 34 mil, low dP

Operating limits

• Max. Applied pressure: 600 psi (41 bar)
• Max. Operating temperature: 45°C (113°F)
• pH Range, Continuous (Cleaning): 2-11 (2-12)

Feed water

• Max. Chlorine concentration: < 0.1 ppm
• Max. Feedwater turbidity: 1.0 NTU
• Max. Feedwater SDI (15 mins): 5.0
• Max. Feed flow: 75 gpm (17 m³/h)

Product water

• Permeate Flow rate: 11,500 GPD (43.5 m³/d)
  • (Test Conditions: 2,000 ppm NaCl at 25°C (77°F), 125 psi (8.6 bar), pH 7, Recovery 15%. Permeate flows for individual elements may vary +/-20%.)
• Stabilized Salt Rejection: 99.0 %
• Minimum Salt Rejection: 98.0 %

Mechanical / hydraulic

• Dimensions:
  • A: 1,016 mm (40 in.)
  • B: 200 mm (7.9 in.)
  • C: 28.6 mm (1.125 in.)
  • All dimensional information is indicative and for reference purpose only. Please contact LG Chem for detailed technical specification.
• Weight: 16 kg (35 lbs.)
• Max. Pressure drop (ΔP) for each element: 15 psi (1.0 bar)

Referential Performance at 500 ppm NaCl

• At 100 psi (6.89 bar): 11,300 GPD, 99.3% rejection
• At 110 psi (7.58 bar): 12,500 GPD, 99.4% rejection
  • (Test Conditions: 100/110 psi, 500 ppm NaCl at 25°C (77°F), pH 7, Recovery 15%. All calculated data is obtained from Q+ software.)

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Disclaimer: This summary is based on extracted text and may not include all figures, footnotes, or the latest revisions from the original datasheet. Contractual data must match the specific OEM PDF revision used on the project.

Official datasheet (PDF)

PDF datasheet