Description
BRAND:
VONTRON
MODEL:
SW 21 – 4040
TYPE
RO MEMBRANE
DESCRIPTION:
Conversions
1 US Gallon = 3.785 Liters
GPD x 3.785 / 24 hours = Liters per hour
Testing Conditions:
Testing Pressure: 800 psi (5.5Mpa)
Temperature of Testing Solution: 25 °C
Concentration of Testing Solution (NaCl): 32800ppm
pH Value of Testing Solution: 7.5
Recovery Rate of Single Membrane Element:
8% (8040-size, 4040-size and 2540-size)
4% (4021-size and 2521-size)
Operating Limits
Max. Working Pressure: 1000psi (6.9Mpa)
Max. Feedwater Flow:
7.5gpm (1 700l/h) (8040)
1.6gpm (360l/h) (4040)
0.14gpm (31l/h) (2521)
Max. Feedwater Temperature: 45°C
Max. Feedwater SDI: 5
Residual chlorine Concentration of Feedwater: <0.1ppm
pH Range of Feedwater during Continuous Operation: 3~10
pH Range of Feedwater during Chemical Cleaning: 2~12
Max. Pressure Drop of Single Membrane Element:
15psi (0.1Mpa) (8040, 4040 & 2540)
10psi (0.07Mpa) (2521 & 4021)
Note:
Colors from actual product may be slightly different because of different conditions such as lighting, etc. Rest assured that these factors won’t affect the performance and quality of the product.
