Specification :

Hydranautics ESPA1-4040
Performance: Permeate Flow: 12, 000 gpd ( 45.4 m3/ d)
Salt Rejection ( minimum) : 99.0 %
( nominal) : 99.3 %
Type Configuration: Spiral Wound
Membrane Polymer: Composite Polyamide
Nominal Membrane Area: 400 ft2
Application Data* Maximum Applied Pressure: 600 psig ( 4.16 MPa)
Maximum Chlorine Concentration: < 0.1 PPM
Maximum Operating Temperature: 113 ° F ( 45 ° C)
Feedwater pH Range: 3.0 - 10.0
Maximum Feedwater Turbidity: 1.0 NTU
Maximum Feedwater SDI ( 15 mins) : 5.0
Maximum Feed Flow: 75 GPM ( 17.0 m3/ h)
Minimum Ratio of Concentrate to
Permeate Flow for any Element: 5: 1
Maximum Pressure Drop for Each Element: 10 psi
* The limitations shown here are for general use. The values may be more conservative for specific projects to
ensure the best performance and longest life of the membrane.