Owner's manual

Model
Active area
ft
2
(m
2
)
Outer wrap Part
number
Duratherm HWS RO2540HR 25 (2.3) Cage 1263600
Duratherm HWS RO4040HR 88 (8.2) Cage 1263435
Duratherm HWS RO8040HR 355 (33.0) Cage 1263599
Duratherm HWS RO2540 25 (2.3) Cage 1228430
Duratherm HWS RO4040 85 (7.9) Cage 1228459
Duratherm HWS RO8040, WET 355 (33.0) Cage 3048232
Duratherm HWS RO8040 355 (33.0) Cage 1228481
Duratherm HWS SG8040 390 (36.2) Cage 1207613
Duratherm HWS NF4040 88 (8.2) Cage 1263437
Duratherm HWS NF8040 355 (33.0) Cage 1262377
Duratherm HWS UF8040 380 (35.3) Cage 1263602
Figure 1a: Element Dimensions Diagram (Female) – 4040 &
8040
Figure 1b: Element Dimensions Diagram (Male) - 2540
Table 2: Dimensions and Weight
Model
1
Dimensions, inches (cm) Boxed
A B
2
C
3
Weight
lbs (kg)
HWS 2540 Models
40.0
(101.6)
0.75
(1.90) OD
2.4
(6.1)
4
(1.8)
HWS 4040 Models
40.0
1
(101.6)
0.625
(1.59)
3.9
(9.9)
9
(4.1)
HWS 8040 Models
40.0
(101.6)
1.125
(2.86)
7.9
(20.1)
29
(13.2)
1
A includes the interconnector.
2
Internal diameter unless specified OD (outside diameter).
3
The element diameter (dimension C) is designed for optimum performance in
GE pressure vessels. Other pressure vessel dimension and tolerance may result
in excessive bypass and loss of capacity
Table 3: Temperatures
Do not exceed 20 GFD (34LMH) in any circumstances
Model
Maximum
operating
temperature
Maximum
cleaning
temperature
Maximum
sanitization
temperature
Duratherm HWS RO HR 122°F (50°C) 122°F (50°C) 194°F (90°C)
Duratherm HWS RO 122°F (50°C) 122°F (50°C) 194°F (90°C)
Duratherm HWS SG 122°F (50°C) 122°F (50°C) 194°F (90°C)
Duratherm HWS NF 122°F (50°C) 113°F (40°C) 194°F (90°C)
Duratherm HWS UF 122°F (50°C) 122°F (50°C) 194°F (90°C)
Table 4: Pressures and operating parameters
Model
Max operating pressure Typical
applied
pressure
Rec.
element
recovery
Typical
operating
flux
41–122°F (5–50°C)
Duratherm
HWS RO HR
600psi (4,137kPa)
225psi
(1,551kPa)
<15%
10-18GFD
(17-31LMH)
Duratherm
HWS RO
600psi (4,137kPa)
225psi
(1,551kPa)
<15%
10-18GFD
(17-31LMH)
Duratherm
HWS SG
600psi (4,137 kPa)
225psi
(1,551kPa)
<15%
10-18GFD
(17-31LMH)
Duratherm
HWS NF
600psi (4,137kPa)
110psi
(760kPa)
<15%
10-18GFD
(17-31LMH)
Duratherm
HWS UF
600psi (4,137kPa)
80psi
(552kPa)
<15%
10-25GFD
(17-40 LMH)
1
Do not operate at T>50°C (Sanitizing only)
Table 5: Operating and CIP parameters
Model
pH range
Chlorine
tolerance
Feed
water
Continuous
Operation
Clean-in-
Place (CIP)
Duratherm HWS RO HR 4.0-11.0 2.0-11.5
500 ppm-
hours
1
NTU < 1
SDI < 5
Duratherm HWS RO 4.0-11.0 2.0-11.5
500 ppm-
hours
1
NTU < 1
SDI < 5
Duratherm HWS SG 2.0-10.0 1.0 – 10.5
500 ppm-
hours
1
NTU < 1
SDI < 5
Duratherm HWS NF 3.0-9.0 2.0-10.5
500 ppm-
hours
1
NTU < 1
SDI < 5
Duratherm HWS UF 4.0-11.0 2.0-11.5
5,000+ ppm-
days
NTU < 1
SDI < 5
1
Dechlorination recommended
Page 2 FS1270EN