КМ 4040-С

Summary

Product identification

• Product Series: КM Series
• Model: КМ 4040-С
• Membrane Material: Composite polyamide
• Membrane Type: ORM45К, nanoRO Reverse osmosis membrane elements
• Design: Spiral wound
• Application: Sea water desalination

Operating limits

• Recommended operation pressure: 4.5–6.5 MPa
• Maximum operation pressure: 7 MPa
• Maximum pressure drop: 0.1 MPa
• Operation temperature: 4–45 °С
• pH at continuous operation (T<35°С): 2–11
• pH at continuous operation (T<45°С): 3–10.5
• CIP pH (short time operation):
  • 2–11 (at T<45 °С)
  • 1–11.5 (at T<35 °С)
  • 1–12 (at T<25 °С)
• Note: During continuous work with pH over 10, the temperature must not exceed 35 °С.

Feed water

• Free chlorine content: 0.1 mg/l max
• SDI (15 minutes test): 5 max
• Turbidity: 1 NTU max

Product water

• Flow (at test conditions): 330 l/hr (2100 GPD)
  • Note: Flow of each single element in a batch may vary for +/-20%.
• Rejection (at test conditions):
  • Nominal: 99.75%
  • Minimal: 99.4%
  • Note: Minimal rejection refers to a new element after 20 minutes’ test. Nominal rejection is reached after 48 hours of continuous operation on test solution.
• Test conditions: NaCl solution 32 g/l, P=5.5 MPa, T=25 °С, pH=7.5. Recovery -8%.

Mechanical / hydraulic

• Membrane Area: 8.0 m² (86 ft²)
• Spacer: 0.71 mm (28 mil)
• Maximum feed flow: 3.6 m³/hr
• Concentrate/permeate ratio on each element: 10:1 min
• Dimensions (КМ 4040-С):
  • A: 1016 mm
  • B: 101.6 mm
  • B’ (ATD): 100.3 mm
  • C: 19.1 mm
  • D: 26.7 mm
• Weight: 4.5 kg
• Components: Fiberglass Shell, Brine Seal, Interconnector (supplied with each element).

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

Official datasheet (PDF)

PDF datasheet