Cheetah Fan Coil Unit Technical Data

Technical Data
Physical Data
Performance Data
Acoustic Performance Data
Construction Code Description
Cheetah Fan Coil Unit Technical Data
Plan View
365mm
55mm
A
B
Width
A
55mm
235mm
Side View
121mm
35mm
49mm
270mm
475mm
270mm
10mm
Fan Coil Physical Data
200 & 250 Spigot Centres
315 Spigot Centres
Number of
Spigots
Width
(mm)
A
(mm)
B
(mm)
A
(mm)
B
(mm)
1
3
602
301
-
301
-
2
4
952
276
400
276
400
3
5
1252
276
350
276
350
4
6
1552
176
400
251
350
5
6
1902
201
500
276
450
Size
Pipe connections 15mm for both heating & cooling
Left hand coil connection is shown being viewed from
below. Right hand coil connections are also available.
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Cheetah Fan Coil Unit Technical Data
Plan View
55mm
A
B
Width
A
55mm
285mm
235mm
Side View
146mm
49mm
35mm
320mm
300mm
247mm
475mm
10mm
300mm
Module Physical Data
Module
Length (mm)
Module
Length (mm)
Fresh air plenum
250
Discharge attenuator
300
Fresh air plenum with filter
260
Discharge standard (200mm) plenum
270
Return air plenum
270
320
385
Discharge drop (250mm) plenum
320
Return air plenum with filter
280
330
395
Discharge drop (315mm) plenum
385
Inlet attenuator
300
600
900
Prestige rectangular discharge
attenuated plenum
270
Inlet attenuator with filter
310
610
910
Inboard filter with underside access for
fully ducted systems
65
Core fan coil unit
475
Electric heater
300
Core fan coil unit with filter
485
Electric heater with filter
310
600
900
570
870
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Prestige Cheetah Fan Coil Unit Technical Data
With Rectangular Discharge Plenum
Plan View
Fan Coil Physical Data
55mm
Width
55mm
Size
Width (mm)
Width 1 (mm)
1
602
542
2
952
892
3
1252
1192
4
1552
1492
5
1902
1842
Left hand coil connection is shown being viewed from
below in the direction of airflow.
Right hand coil connections are also available.
Module Corner Unit Support
Side View
12mm
235mm
55mm
35mm
270mm
247mm
475mm
10mm
Each module has common drop rod placement holes predrilled as shown for easy on-site installation.
End Elevation
Showing Fan Coil Unit Discharge
Width 1
30mm
175mm
235mm
30mm
M8 nutserts to suit
30mm Doby/Mez flange
Additional central
nutsert on 233/333
units and above
Internal
acoustic lining
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Cheetah Fan Coil Unit Technical Data
Performance Data Guide
Testing Procedure
The data on the following pages has been derived from tests undertaken at a third party acoustic test facility in
accordance with BS 4856: Part 4: 1997 “Determination of sound power levels of fan coil units, unit heaters and unit
coolers using reverberation rooms”.
A standard 200Ø spigotted fan coil unit was mounted in Reverberation Room 1 then ducted with 1000mm long solid
circular galvanised sheet steel ducts to a dividing wall / plate and into Reverberation Room 2. If solid ducts are
replaced by flexible ducts the discharge sound power levels (Lw) will reduce by:
Acoustic Reduction to Lw
1000mm flexible duct
125
250
500
1k
2k
4k
8k
Hz
4
5
9
11
10
8
8
dB
Guide NR Levels
Guide NR levels are based on a number of assumed parameters and a typical office installation. We have listed these
parameters below, should these parameters not be applicable for a particular application, then a detailed acoustic
assessment will be required.
Acoustic Loss Allowed
125
250
500
1k
2k
4k
8k
Hz
Discharge ducts & 90° lined diffuser plenums(1)
9
13
17
20
20
20
14
dB
False Ceiling SRI(2)
9
8
12
18
22
23
22
dB
Room Size
Ceiling Height
Reverberation Time
(mid frequency)
Sizes 1 & 2
20m²
2.7m
0.35 s
Sizes 3 & 4
30m²
2.7m
0.45 s
Size 5
56m²
2.7m
0.60 s
Fan Coil Unit Size
The Guide NR level assumes that a single fan coil unit will be installed within a 600mm deep ceiling void above a room
with the aforementioned characteristics, and serving 1000 x 100mm slot diffusers with 50% free area.
A correction to the Guide NR level should be made where more than one unit is present in a room space. Return air
grilles should be located at least 1.5m from the fan coil inlet.
Guide NR levels are not applicable for Prestige units, If these are required then an acoustic assessment must be
undertaken.
Notes 1 includes 1000mm long, 200mm diameter flexible duct.
2
ceiling performance based on “Armstrong Supreme” ceiling tiles.
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Cheetah Fan Coil Unit Technical Data
Typical Performance Data
Performance Criteria
Electrical supply
230V, 1ph, 50Hz
Heating air on temperature
20°C
82°C
Cooling air on temperature db
23°C
LPHW flow temperature
Cooling air on % RH
50%
LPHW return temperature
Chilled water flow temperature
6°C
Chilled water return temperature
12°C
Specific Fan Power
Size
71°C
External static pressure
30 Pa
All data is based on a 4-row coil option
Air Off 11°C
Air Off 12°C
EC
Version
(W/l/s)
Total
Cooling
Duty (kW)
Sensible
Cooling
Duty (kW)
Total
Cooling
Duty (kW)
Sensible
Cooling
Duty (kW)
Air Off
35°C
Heating
Duty (kW)
Guide
NR Level
Air Flow
(l/s)
AC
Version
(W/l/s)
33
107
0.77
0.31
1.84
1.53
1.69
1.40
1.94
34
114
0.82
0.32
1.96
1.63
1.80
1.50
2.06
35
130
0.81
0.35
2.22
1.86
2.04
1.71
2.35
35
140
0.84
0.37
2.40
2.01
2.19
1.84
2.53
30
155
0.79
0.25
2.69
2.22
2.47
2.04
2.81
32
185
0.79
0.26
3.19
2.65
2.93
2.43
3.35
35
235
0.80
0.30
4.03
3.37
3.70
3.09
4.26
39
280
0.85
0.35
4.78
4.02
4.38
3.68
5.07
30
202
0.77
0.25
3.52
2.90
3.22
2.65
3.66
32
235
0.77
0.26
4.07
3.37
3.73
3.09
4.26
35
297
0.82
0.28
5.10
4.26
4.69
3.91
5.38
37
330
0.83
0.30
5.65
4.73
5.18
4.34
5.98
41
402
0.85
0.36
6.85
5.77
6.28
5.29
7.28
29
227
0.77
0.25
3.96
3.25
3.63
2.98
4.11
31
277
0.74
0.23
4.80
3.97
4.41
3.64
5.02
34
369
0.76
0.24
6.34
5.29
5.81
4.85
6.69
35
398
0.79
0.26
6.83
5.71
6.27
5.24
7.21
39
477
0.86
0.32
8.13
6.84
7.47
6.28
8.64
32
384
0.77
0.26
6.65
5.51
6.09
5.05
6.96
33
430
0.79
0.28
7.42
6.17
6.80
5.66
7.79
34
483
0.81
0.30
8.30
6.93
7.61
6.35
8.75
1
2
3
4
5
Please see page 4 for an explanation of how Guide NR values have been derived.
Guide NR levels are not applicable for Prestige units.
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Cheetah Fan Coil Unit Technical Data
Typical Performance Data
Performance Criteria
Electrical supply
230V, 1ph, 50Hz
Heating air on temperature
20°C
82°C
Cooling air on temperature db
23°C
LPHW flow temperature
Cooling air on % RH
50%
LPHW return temperature
Chilled water flow temperature
5°C
Chilled water return temperature
11°C
Specific Fan Power
Size
71°C
External static pressure
30 Pa
All data is based on a 4-row coil option
Air Off 11°C
Air Off 12°C
EC
Version
(W/l/s)
Total
Cooling
Duty (kW)
Sensible
Cooling
Duty (kW)
Total
Cooling
Duty (kW)
Sensible
Cooling
Duty (kW)
Air Off
35°C
Heating
Duty (kW)
Guide
NR Level
Air Flow
(l/s)
AC
Version
(W/l/s)
33
107
0.77
0.31
1.91
1.53
1.75
1.40
1.94
34
114
0.82
0.32
2.03
1.63
1.87
1.50
2.06
35
130
0.81
0.35
2.31
1.86
2.12
1.71
2.35
35
140
0.84
0.37
2.49
2.01
2.28
1.84
2.53
30
155
0.79
0.25
2.79
2.22
2.57
2.04
2.81
32
185
0.79
0.26
3.32
2.65
3.04
2.43
3.35
35
235
0.80
0.30
4.19
3.37
3.84
3.09
4.26
39
280
0.85
0.35
4.97
4.02
4.55
3.68
5.07
30
202
0.77
0.25
3.65
2.90
3.34
2.65
3.66
32
235
0.77
0.26
4.22
3.37
3.87
3.09
4.26
35
297
0.82
0.28
5.30
4.26
4.87
3.91
5.38
37
330
0.83
0.30
5.87
4.73
5.39
4.34
5.98
41
402
0.85
0.36
7.00
5.67
6.53
5.29
7.28
29
227
0.77
0.25
4.11
3.25
3.76
2.98
4.11
31
277
0.74
0.23
4.99
3.97
4.57
3.64
5.02
34
369
0.76
0.24
6.59
5.29
6.04
4.85
6.69
35
398
0.79
0.26
7.09
5.71
6.51
5.24
7.21
39
477
0.86
0.32
8.46
6.84
7.76
6.28
8.64
32
384
0.77
0.26
6.90
5.51
6.32
5.05
6.96
33
430
0.79
0.28
7.70
6.17
7.07
5.66
7.79
34
483
0.81
0.30
8.62
6.93
7.90
6.35
8.75
1
2
3
4
5
Please see page 4 for an explanation of how Guide NR values have been derived.
Guide NR levels are not applicable for Prestige units.
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Cheetah Fan Coil Unit Technical Data
Acoustic Data for Fan Coil Unit with Circular Discharge
All the following data is based on the standard fan coil unit core module with inlet filter fitted and a 200Ø discharge plenum.
AC / EC
Model
Air Flow
(l/s)
107
201
or
301
114
130
140
155
202
or
302
185
235
280
202
235
203
or
303
297
330
402
227
277
204
or
304
369
398
477
384
205
or
305
430
483
Ext
Pressure
(pa)
Sound Power Levels (dB) at Mid Octave Band Frequencies (Hz)
125
250
500
1k
2k
4k
8k
Discharge
55
56
52
51
47
42
38
Inlet/Radiated
54
55
54
48
43
38
29
Discharge
55
57
53
51
48
43
40
Inlet/Radiated
55
56
55
49
44
39
31
Discharge
56
57
54
53
49
44
42
Inlet/Radiated
56
57
56
50
46
40
34
30
30
30
Discharge
58
57
55
54
51
46
45
Inlet/Radiated
57
56
57
51
47
42
36
Discharge
52
52
49
45
42
35
30
Inlet/Radiated
51
52
50
43
38
31
23
Discharge
54
54
51
49
46
40
34
Inlet/Radiated
53
54
53
46
41
35
26
30
30
30
Discharge
57
58
54
52
49
44
41
Inlet/Radiated
57
57
56
50
45
40
32
Discharge
59
60
56
55
52
48
46
Inlet/Radiated
59
60
58
52
48
43
37
Discharge
53
52
50
45
43
36
30
Inlet/Radiated
54
53
52
44
39
32
23
30
30
30
Discharge
55
54
52
47
45
38
33
Inlet/Radiated
56
55
53
45
41
35
25
Discharge
58
57
54
51
48
43
39
Inlet/Radiated
59
58
56
49
45
39
30
Discharge
59
59
55
53
50
45
42
Inlet/Radiated
60
59
57
50
47
42
33
30
30
30
Discharge
61
63
59
56
54
50
47
Inlet/Radiated
63
63
61
54
51
46
39
Discharge
50
51
48
43
40
32
27
Inlet/Radiated
52
52
50
42
36
28
22
Discharge
52
53
50
46
43
36
29
Inlet/Radiated
54
54
52
44
38
31
23
30
30
30
Discharge
55
56
53
49
47
41
35
Inlet/Radiated
57
57
55
48
43
37
27
Discharge
57
57
54
51
48
43
38
Inlet/Radiated
58
58
56
49
44
38
29
Discharge
60
60
57
55
53
48
44
Inlet/Radiated
62
61
58
52
48
43
35
30
30
30
Discharge
54
55
53
48
46
39
32
Inlet/Radiated
58
57
54
47
42
35
24
Discharge
56
56
54
49
47
41
35
Inlet/Radiated
59
58
55
48
43
37
26
Discharge
58
58
55
51
49
43
38
Inlet/Radiated
61
59
56
49
45
39
29
30
30
30
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Cheetah Fan Coil Unit Technical Data
Acoustic Data for Prestige Fan Coil Unit with Rectangular Discharge
All the following data is based on the standard fan coil unit core module with inlet filter fitted and a rectangular discharge plenum.
AC / EC
Model
Air Flow
(l/s)
107
201
or
301
114
130
140
155
202
or
302
185
235
280
202
235
203
or
303
297
330
402
227
277
204
or
304
369
398
477
384
205
or
305
430
483
Ext
Pressure
(pa)
Sound Power Levels (dB) at Mid Octave Band Frequencies (Hz)
125
250
500
1k
2k
4k
8k
Discharge
54
54
50
47
39
36
34
Inlet/Radiated
53
53
52
44
35
32
25
Discharge
54
55
51
47
40
37
36
Inlet/Radiated
54
54
53
45
36
33
27
Discharge
55
55
52
49
41
38
38
Inlet/Radiated
55
55
54
46
38
34
30
20
20
20
Discharge
57
55
53
50
43
40
41
Inlet/Radiated
56
54
55
47
39
36
32
Discharge
51
50
47
41
34
29
26
Inlet/Radiated
50
50
48
39
30
25
19
Discharge
53
52
49
45
38
34
30
Inlet/Radiated
52
52
51
42
33
29
22
20
20
20
Discharge
56
56
52
48
41
38
37
Inlet/Radiated
56
55
54
46
37
34
28
Discharge
58
58
54
51
44
42
42
Inlet/Radiated
58
58
56
48
40
37
33
Discharge
52
50
48
41
35
30
26
Inlet/Radiated
53
51
50
40
31
26
19
20
20
20
Discharge
54
52
50
43
37
32
29
Inlet/Radiated
55
53
51
41
33
29
21
Discharge
57
55
52
47
40
37
35
Inlet/Radiated
58
56
54
45
37
33
26
Discharge
58
57
53
49
42
39
38
Inlet/Radiated
59
57
55
46
39
36
29
20
20
20
Discharge
60
61
57
52
46
44
43
Inlet/Radiated
62
61
59
50
43
40
35
Discharge
49
49
46
39
32
26
23
Inlet/Radiated
51
50
48
38
28
22
18
Discharge
51
51
48
42
35
30
25
Inlet/Radiated
53
52
50
40
30
25
19
20
20
20
Discharge
54
54
51
45
39
35
31
Inlet/Radiated
56
55
53
44
35
31
23
Discharge
56
55
52
47
40
37
34
Inlet/Radiated
57
56
54
45
36
32
25
Discharge
59
58
55
51
45
42
40
Inlet/Radiated
61
59
56
48
40
37
31
20
20
20
Discharge
53
53
51
44
38
33
28
Inlet/Radiated
57
55
52
43
34
29
20
Discharge
55
54
52
45
39
35
31
Inlet/Radiated
58
56
53
44
35
31
22
Discharge
57
56
53
47
41
37
34
Inlet/Radiated
60
57
54
45
37
33
25
20
20
20
Should a Guide NR level be required, then an acoustic assessment will be needed.
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Cheetah Fan Coil Unit Technical Data
Construction Code Description
Models
Inlet Plenum Options
0
Vertical AC Unit
G
Fresh air - unlined
1
Vertical EC Unit
H
Fresh air - lined
2
Horizontal AC Unit
I
200mm spigot return air - unlined
3
Horizontal EC Unit
J
250mm spigot return air - unlined
K
315mm spigot return air - unlined
L
200mm spigot return air - lined
M
250mm spigot return air - lined
N
315mm spigot return air - lined
Discharge Configuration
C
Core Unit only
0
Core Unit + plenum with Ø200mm spigots
5
Core Unit + plenum with Ø250mm spigots
8
Core Unit + plenum with Ø315mm spigots
3
Prestige rectangular
1
Rectangular (vertical units)
Controls
Number of Fans
2
0
A
Standard speed control
B
Free issue heating or cooling only
Three row coil
C
Free issue heating and cooling
4
Four row coil
D
Stand alone heating or cooling only
5
Five row coil
E
Stand alone heating and cooling
1
One fan unit
2
Two fan unit
3
Three fan unit
3
4
Four fan unit
5
Five fan unit
1
/
B
Coil Style
3
6
/
B
5
N
F
P
T
Y
E W
B
Basic waterside
B
Heating & Cooling
U
Uncased (chassis) waterside
C
Cooling only
F
Filter extension
C
Cased waterside
H
Heating only
P
Standard condensate pump
T
Traffolyte label
Y
Painted drain tray
E
Electric heater
S
Peristaltic condensate pump
W
Shrink wrap
Coil Operating Mode
Configuration
3
300mm attenuator
6
600mm attenuator
9
900mm attenuator
Inlet Attenuator
3
300mm attenuator
6
600mm attenuator
9
900mm attenuator
/
A
X
Options
X
Any special features
Special Features
Discharge Attenuator
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Important Information
All published specifications within this document were accurate as of 19 September 2014. As part
of our policy of continuous product improvement we reserve the right to change the specifications
of our products without prior notice. Our latest product specifications are available from our web
site.
Telephone
0118 918 6470
Facsimile
0118 918 6480
[email protected]
www.caice.co.uk
Caice Acoustic Air Movement Ltd.
Riverside House
3 Winnersh Fields
Gazelle Close
Winnersh
Wokingham
RG41 5QS
Registered office and
head office
Company Registration Number
2790667
VAT Registration Number
GB614683632