Commercial RO Systems
swtwater.com Very High TDS, Brackish Water, River
Intake, & Seawater Intrusion Systems
Nominal <20,000 TDS Design
Very High TDS, Brackish Water, River Intake, and Seawater Intrusion Systems
 
Specifications
Membrane Housings:
High pressure, fiberglass reinforced plastic membrane housings
Frame:
Structural fiberglass and aluminum
Controller Power Requirements:
120V/60Hz/1Ph
Motor Power Requirements:
230-460V/60Hz/3Ph
Pumps:
Neutating disc design with positive displacement, brass pump head, buna diaphragm, and stainless steel valve and seat
 
Operating Parameters
Operating Pressure: 750 to 1,000 psi
Min. Supply Pressure: 15 psi
Max. Temperature: 113ºF (45ºC)
Nominal TDS: < 20,000 ppm
Max. Inlet Free Chlorine: < 0.1 ppm
Standard Features
Energy efficient, high flow membranes
5 micron sediment pre-filter
Allen-Bradley programmable controller
Liquid level float with auto shut-off
Auto-flush system
Pre- and post-filter, feed, concentrate, and product water pressure gauges
Visual inline flow meters
Low pressure feed water switch
Victaulic style 304 stainless steel housing connections
Low pressure alarm capable
Motor starter with safety disconnect
 
Optional Features
2 m³d field portable system with gas or diesel powered generator
Digital permeate TDS meter
Automatic antiscalant dosing system
Automatic or manual pH control dosing system
Ethernet communication upgrade for the controller
Digital permeate and concentrate flow meters with low level alarms
Digital supply and concentrate pressure gauges with high level alarms
Clean-in-place membrane maintenance station
System shutdown during permeate flush
Stainless steel wetted parts for liquid end of pump
Step-down transformer from 3 phase to single phase
Available in all international voltages
 
 
 
RO Systems
 
MODEL
HTS-2-VHB
HTS-4-VHB
HTS-8-VHB
HTS-12-VHB
HTS-20-VHB
HTS-28-VHB
HTS-38-VHB
HTS-57-VHB
HTS-82-VHB
Actual Permeate
(m³d / gpd)
2 /
528
4 /
1,056
8 /
2,114
12 /
3,170
20 /
5,284
28.4 /
7,503
38 /
10,040
57 /
15,060
82 /
21,664
Nominal Size
(m³d / gpd)
4.5 /
1,200
4.5 /
1,200
9.1 /
2,400
18.2 /
4,800
27.3 /
7,200
36.3 /
9,600
40.9 /
10,800
67 /
17,700
89.3 /
23,600
Recovery
10-50%
10-50%
10-50%
10-50%
45-60%
45-60%
45-60%
45-60%
50-60%
Concentration
Rate (gpm)
3.1
3.2
3.1
2.0
3.0
3.1
8.5
12.3
12.1
Recycle Rate
(gpm)
0.0
0.0
0.0
1.0
0.0
0.0
0.0
0.0
0.0
Supply Rate
(gpm)
3.5
4.0
4.6
4.2
6.7
8.3
15.5
22.7
27.1
RO Pump Design
Flow (gpm)
3.5
4.0
4.6
5.2
6.7
8.3
15.5
22.7
27.1
RO Pump Design
Pressure (psi)
450.0
679.0
800.0
850.0
880.0
980.0
865.0
930.0
1,000.0
RO Motor H.P.
(60 Hz)
2.0
2.0
5.0
5.0
5.0
7.5
15.0
20.0
25.0
RO Motor
KWH @ Flow
1.20
2.07
2.80
3.36
4.49
6.19
10.20
20.00
24.80
CIP Pump Design
Flow (gpm)
10
10
10
10
20
20
20
30
30
CIP Pump Design
Pressure (psi)
60
60
60
60
60
60
60
60
60
CIP Motor H.P.
(60 Hz)
1
1
1
1
2
2
2
3
3
CIP Motor
KWH @ Flow
0.91
0.91
0.91
0.91
1.83
1.83
1.83
2.74
2.74
Chemical
Pretreatment
Optional
Optional
Required
Required
Required
Required
Required
Required
Required
Membrane Elements
 
HTS-2-VHB
HTS-4-VHB
HTS-8-VHB
HTS-12-VHB
HTS-20-VHB
HTS-28-VHB
HTS-38-VHB
HTS-57-VHB
HTS-82-VHB
Diameter
(in / cm)
4 /
10.16
4 /
10.16
4 /
10.16
4 /
10.16
4 /
10.16
4 /
10.16
4 /
10.16
8 /
20.32
8 /
20.32
Number
1
1
2
2
2
2
3
1
1
Pressure
Vessel Array
1-0
1-0
1-1
1-1
1-1
1-1
2-1
1-0
1-0
Connections NPS & DN
 
HTS-2-VHB
HTS-4-VHB
HTS-8-VHB
HTS-12-VHB
HTS-20-VHB
HTS-28-VHB
HTS-38-VHB
HTS-57-VHB
HTS-82-VHB
Inlet
(in / mm)
.5 /
15
.5 /
15
.5 /
15
.5 /
15
.75 /
20
.75 /
20
1 /
25
1 /
25
1 /
25
Permeate
(in / mm)
.5 /
15
.5 /
15
.5 /
15
.5 /
15
.5 /
15
.5 /
15
.75 /
20
1 /
25
1 /
25
Concentration
(in / mm)
.5 /
15
.5 /
15
.5 /
15
.5 /
15
.5 /
15
.5 /
15
.5 /
15
.75 /
20
.75 /
20
Estimated Footprint
 
HTS-2-VHB
HTS-4-VHB
HTS-8-VHB
HTS-12-VHB
HTS-20-VHB
HTS-28-VHB
HTS-38-VHB
HTS-57-VHB
HTS-82-VHB
Height
(in / cm)
30 /
76
30 /
76
30 /
76
30 /
76
36 /
91
36 /
91
60 /
152
60 /
152
60 /
152
Width
(in / cm)
48 /
122
48 /
122
48 /
122
92 /
233.7
132 /
335.3
48 /
122
132 /
335.3
132 /
335.3
172 /
436.9
Depth
(in / cm)
24 /
61
24 /
61
24 /
61
24 /
61
24 /
61
24 /
61
30 /
76
30 /
76
30 /
76
Estimated Weight
 
HTS-2-VHB
HTS-4-VHB
HTS-8-VHB
HTS-12-VHB
HTS-20-VHB
HTS-28-VHB
HTS-38-VHB
HTS-57-VHB
HTS-82-VHB
Shipping
(lbs / Kgr)
195 /
88.45
195 /
88.45
220 /
99.8
285 /
130
330 /
150
420 /
191
455 /
206.4
498 /
226
624 /
284
Installed
(lbs / Kgr)
204 /
92.5
204 /
92.5
239 /
108.4
239 /
108.4
297 /
134.7
321 /
145.6
455 /
206.4
526 /
238.6
601 /
272.6
 
 
 
Safe Water Technologies, Inc.
996 Bluff City Boulevard
Elgin, IL 60120 USA
 
 
Telephone: +1.847.888.6900
Facsimile: +1.847.888.6924
E-mail: info@swtwater.com
https://www.swtwater.com

Last Updated: May 10, 2023