TM820A-370

Summary

Product Identification

• Model: TM820A-370
• Membrane Type: Cross Linked Fully Aromatic Polyamide Composite
• Dimensions:
  • Diameter: 7.9 inches (201 mm)
  • Length: 40 inches (1,016 mm)
  • Connecting length: 1.125 inches (29 mm)
• Membrane Area: 370 ft² (34 m²)

Test Conditions

Performance data for the TM820A-370 model is based on the following test conditions:

• Feed Water Pressure: 800 psi (5.52 MPa)
• Feed Water Temperature: 77°F (25℃)
• Feed Water Concentration: 32,000 mg/l NaCl
• Recovery Rate: 8%
• Feed Water pH: 8

Operating Limits

• Maximum Operating Pressure: 1200 psi (8.3 MPa)
• Maximum Feed Water Temperature: 113°F (45℃)
• Maximum Feed Water SDI₁₅: 5
• Feed Water Chlorine Concentration: Not detectable
• Feed Water pH Range, Continuous Operation: 2-11
• Feed Water pH Range, Chemical Cleaning: 1-13
• Maximum Pressure Drop per Element: 20 psi (0.14 MPa)
• Maximum Pressure Drop per Vessel: 60 psi (0.4 MPa)

Feed Water

• Free chlorine and other oxidizing agents should be removed from feed water before operating the RO system.
• For prevention of biological growth during system shutdown, flushing with seawater for 30-60 minutes every two days is recommended.

Product Water

• Product Flow Rate: 4,400 gpd (16.7 m³/d)
• Minimum Salt Rejection: 99.5%
• Boron Rejection: 93% at pH 8 (typical value, with 5 mg/l Boron added to Feed water)
• Permeate from the first hour of operation shall be discarded.

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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 PDF. For contractual data, please refer to the specific OEM PDF revision used on the project.

Official datasheet (PDF)

PDF datasheet