Performance Data - Bryant CM5A User Manual

INDOOR
COIL AIR
CFM EWB ( F)
72
600 67
62
72
800 67
62
72
1000 67
62
72
1000 67
62
72
1200 67
62
72
1400 67
62
72
1000 67
62
72
1200 67
62
72
1400 67
62
72
1200 67
62
72
1400 67
62
72 101.0
1600 67
62
BF — Bypass Factor
CFM — Cubic Ft per Minute
EWB — Entering Wet Bulb ( F)
SHG — Gross Sensible Capacity 1000 Btuh
TCG — Gross Cooling Capacity 1000 Btuh
NOTES:
1. Contact manufacturer for cooling capacities at conditions other than
shown in table.
2. Formulas:
Leaving db = entering db —
Leaving wb = wb corresponding to enthalpy of air leaving coil (h
total capacity (Btuh)
h = h —
lwb ewb
4.5 x CFM
where h = enthalpy of air entering coil.
ewb

PERFORMANCE DATA

GROSS COOLING CAPACITIES (MBH)
SATURATED TEMPERATURE LEAVING EVAPORATOR ( F)
30
TCG SHG BF TCG SHG
50.4 24.2 0.00 45.8 21.8
41.5 24.8 0.08 37.0 22.4
33.7 25.4 0.05 29.1 22.9
61.9 29.4 0.00 56.7 26.8
51.6 30.9 0.10 46.2 28.1
42.1 32.1 0.07 36.4 29.1
71.5 33.8 0.00 65.4 30.9
59.7 36.0 0.12 53.7 33.0
49.2 38.1 0.09 42.7 34.7
74.8 35.4 0.00 68.7 32.5
62.6 37.7 0.10 56.4 34.7
51.3 39.7 0.08 44.7 36.3
83.4 39.4 0.00 76.9 36.3
70.1 42.6 0.11 63.1 39.3
57.6 45.4 0.09 50.5 41.8
90.6 42.8 0.00 83.6 39.7
76.3 46.9 0.12 68.9 43.5
62.9 50.5 0.10 55.4 46.7
77.4 36.7 0.00 71.5 33.8
65.2 39.2 0.09 59.0 36.1
54.2 41.6 0.07 47.4 38.1
85.9 40.6 0.00 79.8 37.7
72.8 44.2 0.10 65.5 40.7
60.4 47.2 0.08 53.3 43.7
93.1 44.0 0.00 86.6 41.1
79.0 48.5 0.11 71.5 45.0
65.7 52.4 0.09 58.1 48.7
86.4 40.9 0.00 79.2 37.4
72.3 43.5 0.11 64.9 39.8
59.6 45.8 0.08 51.5 41.6
94.5 44.6 0.00 86.8 40.9
79.1 47.8 0.13 71.2 44.0
65.1 50.6 0.10 56.9 46.5
47.6 0.00 93.1 43.9
84.9 51.6 0.15 76.3 47.5
70.0 55.1 0.12 61.5 50.9
sensible heat cap.
1.09 x CFM
35 40
BF TCG SHG BF
CM5A/CM5B024
0.00 40.9 19.4 0.00
0.06 32.0 19.9 0.05
0.05 24.1 20.4 0.06
0.00 50.8 24.1 0.00
0.08 39.9 25.1 0.07
0.07 30.1 26.0 0.08
0.00 58.6 27.8 0.00
0.10 46.7 29.8 0.09
0.09 35.4 31.1 0.10
CM5A/CM5B036
0.00 61.7 29.3 0.00
0.09 49.2 31.4 0.08
0.08 37.5 32.7 0.09
0.00 69.2 33.0 0.19
0.10 55.3 35.7 0.09
0.09 42.5 37.8 0.10
0.00 75.5 36.2 0.17
0.11 60.3 39.6 0.11
0.11 46.9 42.5 0.12
CM5A/CM5B042
0.00 64.7 30.7 0.00
0.08 51.6 32.7 0.07
0.07 39.9 34.4 0.07
0.00 72.1 34.4 0.20
0.09 57.9 37.2 0.09
0.08 45.1 39.6 0.09
0.00 78.5 37.6 0.16
0.10 63.1 41.2 0.10
0.10 49.6 44.4 0.10
CM5A/CM5B048
0.00 71.2 33.8 0.00
0.09 56.5 35.8 0.08
0.08 42.7 37.2 0.09
0.00 77.8 37.0 0.00
0.12 62.1 39.8 0.11
0.10 47.4 41.8 0.11
0.00 83.7 39.9 0.00
0.14 67.0 43.3 0.13
0.12 51.5 46.0 0.13
3. Direct interpolation is permissible. Do not extrapolate.
4. SHC is based on 80 F db temperature of air entering coil.
Below 80 F db, subtract (Correction Factor x CFM)
from SHC. Above 80 F db, add (Correction Factor x CFM) to SHC
5. All data points are based on 10 F superheat leaving coil.
79
BYPASS
FACTOR
81
0.10 0.98
0.20 0.87
0.30 0.76
)
lwb
Interpolation is permissible.
Correction Factor = 1.09 x (1 – BF) x (db – 80)
—5—
45
TCG SHG BF TCG
35.3 16.9 0.09 28.8
26.2 17.3 0.05 19.9
18.5 17.5 0.08 14.8
44.0 21.1 0.11 36.0
32.7 22.0 0.07 24.9
23.2 22.4 0.11 19.0
51.1 24.7 0.12 42.2
38.4 26.2 0.09 29.2
27.6 26.9 0.13 22.9
54.0 26.1 0.11 44.8
40.8 27.7 0.07 31.3
29.1 28.3 0.12 23.9
60.4 29.4 0.12 50.5
46.2 31.8 0.09 35.7
33.4 32.8 0.14 27.8
65.9 32.4 0.13 55.4
50.8 35.6 0.10 39.6
37.4 37.1 0.16 31.5
56.8 27.4 0.11 47.8
43.3 29.0 0.06 33.6
31.2 29.9 0.09 25.5
63.3 30.7 0.11 53.6
48.9 33.3 0.08 38.2
35.7 34.7 0.11 29.7
69.1 33.9 0.12 58.5
53.6 37.2 0.09 42.3
39.9 39.2 0.13 33.6
62.0 29.9 0.11 51.3
46.7 31.5 0.07 36.0
34.2 32.8 0.11 28.6
68.0 33.0 0.14 56.6
51.6 35.2 0.10 39.8
38.3 37.2 0.12 32.4
73.1 35.6 0.16 61.2
55.9 38.6 0.12 43.2
42.4 41.6 0.14 36.0
SHC CORRECTION FACTOR
ENTERING AIR DRY-BULB TEMPERATURE ( F)
78 77 76 75
82 83 84 85
Correction Factor
1.96 2.94 3.92 4.91
1.74 2.62 3.49 4.36
1.53 2.29 3.05 3.82
50
SHG BF
14.3 0.06
14.7 0.06
14.8 0.19
17.9 0.08
18.7 0.08
19.0 0.22
21.2 0.10
22.3 0.10
22.9 0.25
22.5 0.09
23.7 0.09
23.9 0.24
25.6 0.10
27.4 0.10
27.8 0.26
28.4 0.12
30.9 0.12
31.5 0.29
23.8 0.08
25.0 0.07
25.5 0.21
27.0 0.10
28.8 0.09
29.7 0.23
29.8 0.11
32.5 0.10
33.6 0.25
25.7 0.09
27.1 0.09
28.6 0.20
28.5 0.12
30.3 0.11
32.4 0.22
31.0 0.14
33.4 0.13
36.0 0.25
Under 75
Over 85
Use formula
shown below.