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Commercial/Industrial CTA / CAB RO Membrane Elements

Membrane Model # Permeate Flow Rate Size (Inches) Minimum Salt Rejection
Specification Sheets
Gals/Day Liters/Day
M-C2514A  80 303 2.5 × 14 96
Specifications for CTA Membranes
M-C2521A 117 443 2.5 × 21 96
M-C2540A 250 949 2.5 × 40 96
M-C4021A 350 1325 4.0 × 21 96
Specifications for CTA RO Membranes
M-C4040A 1000 3785 4.0 x40 96
Note: Performance specifications based on, 2000 mg/L sodium chloride, 225 psi (1.6 MPa) applied pressure, 77°F (25°C) feed water temperature, pH 5-6 and 10% recovery. Element Permeate flow may vary ± 15%.

Cellulose Acetate Reverse Osmosis Membrane
    Actual sizes pictured below

DIMENSIONS- CTA Membranes

-

Model No.
L
Inches Cm
I
Inches Cm
D
Inches Cm
M-C2514A 14 35.6 12 30 2.5 6.4
M-C2521A 21 53.3 19 48 2.5 6.4
M-C2540A 40 101.6 38 96 2.5 6.4
M-C4021A 21 53.3 19 48 3.9 9.9
M-C4040A 40 101.6 38 96 3.9 9.9

RECOMMENDED OPERATION CONDITIONS- CTA Membranes

 

  • Maximum Applied Pressure
300 psi (2.1 MPa)
  • Maximum Feed Flow Rate - 
    • 2.5" elements:
    • 4" elements:

6 gpm
17 gpm
  • Maximum Operating Temperature
104° F (40° C)
  • Maximum Feed Water Turbidity
1 NTU
  • Maximum Feed Water SDI (15min)
4
  • Chlorine Tolerance
0.3-0.5 ppm (1 ppm Maximum)
  • Feedwater pH Range, Continuous Operation
4-6
  • Feedwater pH Range, Short-term Cleaning (30 min)
3-8
  • Minimum Brine Flow to Permeate Flow Ratio
5:1

 

 

MEMBRANE PHOTOS

M-C2514A

M-C2521A

M-C2540A

M-C4021A

M-C4040A

 

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