CWC Product catalogue
Providing indoor climate comfort
CWC • 1  6 kW
Chilled water cassette
Introduction to the range
The units are available in the following versions:
• 2 pipes
• 2 pipes + electrical resistance heater - not available in 050 size
• 4 pipes
the units can be supplied in 2 configurations:
• Plastic diffuser (standard)
• Metallic diffuser
Construction
• Galvanized sheet casing, fully insulated inside and outside
• Plastic or metal diffuser, with internal insulation, easily accessible and suitable for any interior
• Three-speed centrifugal direct drive fans with low noise level
• Washable and easily accessible air filter
• Condensate drain pump as standard, with 500 mm delivery head
• Drainage tube
Options
• Electrical resistance heater
• Auxiliary condensate tray for collecting condensate from control valves
• Float kit for activating condensate pump, plus alarm contact
• Remote controls (311X2, 311XVM, 311XVA)
• Master / slave panel (1 master and up to 3 slaves)
• 2 or 3 ways valves
• Fresh air kit
• Duct connection sleeve kit
General Product Catalogue · 04-2007 · Non contractual photos
General data
COMFAIR CWC - 2 pipes version
CWC
20
30
40
50
70
90
Cooling capacity (1)
Cooling capacity
kW
1.10
1.89
2.35
3.08
4.28
4.92
Sensible capacity
kW
1.00
1.81
2.21
2.74
4.02
4.42
Chilled water flow
l/h
151
276
346
451
622
715
kPa
3.5
5.9
10.3
10.1
7.1
5.3
kW
2.00
3.26
3.78
5.66
6.86
8.97
Hot water flow
l/h
151
276
346
451
622
715
Pressure drop
kPa
4.2
5.5
10.9
12.2
7.5
6.5
kW
1,5
Pressure drop
Heating capacity
(2)
Heating capacity
Electrical heater
Capacity
2
-
4
Electrical data
Voltage
V / Ph / Hz
230/1/50
Motor power input
W
46
69
94
180
220
Nominal current
A
0,2
0,3
0,5
0,8
0,9
Blowing
Minimum airflow
m3/h
445
400
553
650
987
1126
Maximum airflow
m3/h
650
598
779
920
1342
1569
Sound power level at minimum airflow (4)
dB(A)
44
40
47
53
51
56
Sound power level at maximum airflow
dB(A)
52
50
55
62
60
65
CWC
20
30
40
50
70
90
Cooling capacity
kW
1.1
1.56
2.04
2.62
3.66
4.45
Sensible capacity
kW
1.0
1.54
1.95
2.54
3.49
4.27
Chilled water flow
l/h
165
230
301
387
534
649
kPa
3.3
9.1
7.1
9.7
4.8
8.1
(4)
COMFAIR CWC - 4 pipes version
Cooling capacity
(1)
Pressure drop
Heating capacity (3)
Heating capacity
kW
1.82
2.47
4.10
4.98
7.78
8.51
Hot water flow
l/h
139
190
316
384
604
661
Pressure drop
kPa
2.90
9.01
36.9
38.7
28.7
25.4
Electrical data
Voltage
V / Ph / Hz
230/1/50
Motor power input
W
46
69
94
180
220
Nominal current
A
0,2
0,3
0,5
0,8
0,9
Blowing
Minimum airflow
m3/h
445
400
553
650
987
1126
Maximum airflow
3
m /h
650
598
779
920
1342
1569
Sound power level at minimum airflow (4)
dB(A)
41
40
47
53
52
56
Sound power level at maximum airflow
dB(A)
51
50
55
62
60
64
(4)
(1) At medium speed : Cooling : Water inlet temperature: 6°C; water outlet temperature: 12°C; air inlet temperature: 23°C D.B - -16.6°C W.B
(2) At medium speed : Heating : Water inlet temperature: 50°C; water flow rate as in cooling mode; air inlet temperature: 20°C
(3) At medium speed : Heating : Water inlet temperature: 82°C; water outlet temperature: 71°C; air inlet temperature: 20°C
(4) Sound power level dB(A) ref 10 (-12) W
General Product Catalogue · 04-2007 · Non contractual photos
COMFAIR CWC
Physical data
C
Sizes 20 to 50
A
B
B
A
Plastic diffuser
Metallic diffuser
B
B
C
C
Sizes 70 and 90
A
A
Plastic diffuser
COMFAIR
Metallic diffuser
CWC
20
30
40
50
70
90
Casing
A
mm
B
mm
C
mm
Weight
kg
575
1175
575
298
21
22
23
24
43
45
Plastic Diffuser
A
mm
B
mm
C
mm
Weight
kg
720
1320
720
48
3
5
1219
Metallic Diffuser
A
mm
619
B
mm
619
C
mm
Weight
kg
619
27
5
11
General Product Catalogue · 04-2007 · Non contractual photos
Principle drawings
Condensate drain
Fresh air supply
Duct for blowing in an adjacent room
Installation with a chiller
Digital themostat
Chiller control
General Product Catalogue · 04-2007 · Non contractual photos
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the Specifications, Ratings and Dimensions are
subject to change without notice and without
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Installation and service must be performed by a
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