Performance Data - Bryant 581A/B Product Information Manual

580F036 (3 TONS)
Air Entering Evaporator — Cfm/BF
Temp (F)
900/0.11
Air Entering
Condenser
Air Entering Evaporator — Ewb (F)
(Edb)
72 67 62
TC 42.8 38.9 35.0
75
SHC 20.0 24.5 28.7
kW 2.91 2.81 2.70
TC 40.8 36.9 33.3
85
SHC 19.4 23.7 27.9
kW 3.14 3.01 2.90
TC 38.7 34.9 31.4
95
SHC 18.6 22.9 27.0
kW 3.35 3.21 3.09
TC 36.5 32.8 29.2
105
SHC 17.8 22.1 25.9
kW 3.55 3.41 3.27
TC 34.3 30.7 26.9
115
SHC 17.0 21.3 24.8
kW 3.76 3.60 3.45
580F060 (5 TONS)
Air Entering Evaporator — Cfm/BF
Temp (F)
1500/0.07
Air Entering
Condenser
Air Entering Evaporator — Ewb (F)
(Edb)
72 67 62
TC 71.0 63.8 55.4
75
SHC 33.9 41.5 47.9
kW 5.04 4.82 4.62
TC 69.2 61.0 54.2
85
SHC 33.4 40.5 47.3
kW 5.50 5.27 5.02
TC 65.5 56.6 50.4
95
SHC 32.1 38.8 45.6
kW 5.88 5.62 5.37
TC 61.9 53.1 47.1
105
SHC 30.8 37.5 44.1
kW 6.25 5.99 5.72
TC 58.2 49.7 43.7
115
SHC 29.5 36.1 42.5
kW 6.63 6.35 6.08
580F072 (6 TONS)
Air Entering Evaporator — Cfm/BF
Temp (F)
1800/0.06 2100/0.08
Air Entering
Condenser
Air Entering Evaporator — Ewb (F)
(Edb)
72 67 62 72
TC 86.6 80.0 73.6 87.8 80.3 73.2 90.8 84.1 77.2 93.2 86.6 79.7
75
SHC 42.2 52.3 62.2 43.0 53.9 65.5 46.5 59.6 71.6 50.1 66.4 78.7
kW 5.48 5.33 5.21 5.69 5.50 5.32 5.59 5.44 5.29 5.66 5.51 5.35
TC 84.1 77.4 71.0 84.0 77.2 69.5 87.8 81.2 74.5 90.1 83.5 77.3
85
SHC 41.4 51.3 61.1 41.7 53.1 64.0 45.5 58.6 70.3 49.4 65.4 76.7
kW 6.17 6.00 5.85 6.21 6.04 5.83 6.27 6.11 5.94 6.35 6.19 6.02
TC 81.6 74.7 68.5 81.0 73.5 66.3 84.8 78.2 71.8 87.0 80.4 74.8
95
SHC 40.6 50.3 60.0 40.8 51.8 62.8 44.6 57.6 69.1 48.7 64.5 74.7
kW 6.86 6.67 6.49 6.78 6.54 6.33 6.95 6.77 6.59 7.03 6.86 6.69
TC 78.4 71.8 65.6 76.8 69.7 62.5 81.6 74.9 68.9 83.3 76.9 72.1
105
SHC 39.4 49.2 58.7 39.4 50.3 61.1 43.5 56.4 67.4 47.4 63.1 72.0
kW 7.60 7.39 7.20 7.30 7.05 6.80 7.72 7.50 7.31 7.77 7.59 7.41
TC 75.1 68.7 62.5 72.5 65.5 58.7 78.0 71.5 66.1 79.5 73.3 69.3
115
SHC 38.1 47.9 57.2 37.9 48.7 58.7 42.3 55.1 65.5 46.3 61.6 69.2
kW 8.36 8.14 7.93 7.81 7.53 7.27 8.49 8.25 8.06 8.55 8.33 8.18
580F073 (6 TONS)
Air Entering Evaporator — Cfm/BF
Temp (F)
1800/0.06
Air Entering
Condenser
Air Entering Evaporator — Ewb (F)
(Edb)
72 67 62 72
TC 81.3 77.8 71.3 82.7 78.7 72.9 84.2 79.7 74.6 85.3 82.5 76.7
75 SHC 38.2 51.3 61.6 40.2 54.2 65.9 42.3 57.1 70.2 43.7
kW 4.69 4.63 4.52 4.73 4.65 4.56 4.77 4.67
TC 78.8 75.6 69 81.1 77.1 70.7 83.3 78.6 72.3
85 SHC 37.7 50.4 60.5 40
kW 5.21 5.16 5.05 5.27
TC 77.1 73.3 66.9 79.2 74.8 68.5 81.3 76.2 70.1
95 SHC 37 49.9 59.7 39.4 53.3
kW 5.8 5.78 5.65 5.87 5.81
TC 75.4 70.7 62.9 76.6 72.1 64.8 77.9 73.4 66.7 79.7 74.9 70.9
105 SHC 36.7 48.7 58.2 38.6 52.3 62.2 40.6 55.9 66.3
kW 6.49 6.45 6.26 6.53 6.48 6.32 6.56 6.51 6.38 6.61 6.53 6.46
TC 72.1 67.9 59 73.6
115 SHC 35.3 47.5 57.2 37.6 51.2 60.2 39.9 54.8 63.3 42.2 61.5 68.1
kW 7.2 7.17 6.94 7.25 7.18 7.01 7.29

PERFORMANCE DATA

COOLING CAPACITIES
1200/0.14 1500/0.17
72 67 62 72 67
44.8 40.8 37.0 45.8 41.9
21.8 27.5 32.8 23.0 30.0
2.99 2.88 2.78 3.02 2.92
42.5 38.7 35.0 43.6 39.9
21.0 26.8 31.8 22.6 29.7
3.20 3.08 2.97 3.24 3.14
40.4 36.6 33.0 41.4 37.6
20.3 26.0 30.9 22.0 28.8
3.42 3.29 3.16 3.47 3.35
38.1 34.3 30.9 39.0 35.2
19.6 25.2 29.8 21.2 28.0
3.63 3.49 3.35 3.68 3.54
35.7 32.1 28.8 36.5 32.9
19.0 24.4 28.8 20.5 27.1
3.84 3.68 3.54 3.88 3.74
2000/0.09 2500/0.12
72 67 62 72 67
74.5 67.2 59.2 76.5 69.7
37.4 47.4 55.8 40.6 52.8
5.20 4.97 4.76 5.29 5.06
72.9 65.6 57.2 75.2 68.1
37.0 46.9 54.9 40.1 52.3
5.66 5.41 5.18 5.75 5.50
69.4 60.9 53.1 71.2 63.3
35.8 45.3 52.6 39.1 50.9
6.01 5.76 5.53 6.12 5.87
65.4 56.6 50.5 67.1 58.8
34.5 43.7 50.2 37.9 49.3
6.38 6.13 5.91 6.50 6.23
61.4 52.3 47.8 63.0 54.3
33.2 42.1 47.8 36.7 47.6
6.75 6.49 6.29 6.88 6.59
2400/0.09 3000/0.11
67 62 72 67 62 72
2100/0.07 2400/0.09 3000/0.11
67 62 72 67 62 72
4.6 4.8 4.75 4.63
85
53.9 64.9 42.2 57.5 69.2 44.3 63.6 74.9
5.2 5.09 5.34 5.24 5.13 5.39 5.29 5.17
82
64 41.8 56.8 68.3 43.5 63.4 73.2
5.7 5.94 5.85 5.74 5.95 5.88
43
69 61.1 75.2 70.1 63.3 76.7 71.9 68.1
7.2 7.08 7.35 7.26 7.15
580F048 (4 TONS)
Temp (F)
Air Entering
Condenser
(Edb)
62 72
38.2 TC 57.9
75
36.0 SHC 27.2
2.82 kW 4.07
TC
36.1 55.7
85
35.1 SHC 26.4
3.02 kW 4.40
TC
34.1 52.9
95
34.0 SHC 25.5
3.22 kW 4.70
TC
32.4 50.1
105
32.3 SHC 24.4
3.43 kW 5.00
TC
30.6 47.3
115
30.6 SHC 23.4
3.64 kW 5.30
Standard Ratings
LEGEND
BF — Bypass Factor
Edb — Entering Dry-Bulb
62 Ewb — Entering Wet-Bulb
kW — Compressor Motor Power Input
62.1
Ldb — Leaving Dry-Bulb
61.8
Lwb — Leaving Wet-Bulb
4.87
SHC — Sensible Heat Capacity (1000 Btuh) Gross
61.5
TC — Total Capacity (1000 Btuh) Gross
61.3
5.29
NOTES:
57.8
1. Direct interpolation is permissible. Do not extrapolate.
57.8
2. The following formulas may be used:
5.67
t = t –
54.5
ldb edb
54.5
6.06
t = Wet-bulb temperature corresponding to enthalpy of air leaving evaporator
lwb
coil (h )
51.2
lwb
51.2
6.46 h = h –
lwb ewb
Where: h = Enthalpy of air entering evaporator coil.
ewb
3. The SHC is based on 80 F edb temperature of air entering evaporator coil.
Below 80 F edb, subtract (corr factor x cfm) from SHC.
Above 80 F edb, add (corr factor x cfm) to SHC.
67 62
BYPASS
FACTOR
(BF)
.05
.10
.20
.30
Interpolation is permissible.
Correction Factor = 1.10 x (1 – BF) x (edb – 80).
67 62
64 76.4
80.5 75
78 73.3
5.8
62.4 70.9
33
Air Entering Evaporator — Cfm/BF
1200/0.12 1600/0.15
Air Entering Evaporator — Ewb (F)
67 62 72 67 62
53.1 48.3 60.4 55.9 51.3
33.3 39.2 29.4 37.2 44.8
3.93 3.79 4.17 4.03 3.90
50.8 45.3 57.7 53.4 48.5
32.5 37.8 28.4 36.7 43.6
4.24 4.08 4.47 4.35 4.20
48.1 42.5 55.2 50.5 45.7
31.5 36.4 27.6 35.6 42.2
4.54 4.36 4.78 4.63 4.47
45.3 39.8 52.3 47.6 42.8
30.3 35.1 26.7 34.5 40.7
4.81 4.62 5.10 4.91 4.73
42.6 37.2 49.3 44.6 40.0
29.2 33.7 25.9 33.3 39.3
5.07 4.88 5.42 5.19 4.99
sensible capacity (Btuh)
1.10 x cfm
total capacity (Btuh)
4.5 x cfm
ENTERING AIR DRY-BULB TEMP (F)
79 78 77 76 75
81 82 83 84 85
Correction Factor
1.04 2.07 3.11 4.14 5.18
.98 1.96 2.94 3.92 4.90
.87 1.74 2.62 3.49 4.36
.76 1.53 2.29 3.05 3.82
2000/0.18
72 67 62
62.2 57.3 52.9
31.4 40.3 49.1
4.24 4.08 3.96
59.4 55.0 50.2
30.5 40.3 47.9
4.54 4.42 4.25
56.7 52.0 47.4
29.7 39.2 46.7
4.87 4.70 4.56
53.6 48.9 44.9
28.8 38.1 44.6
5.17 4.99 4.84
50.5 45.9 42.4
27.8 37.1 42.4
5.48 5.28 5.12
under 75
over 85
Use formula
shown below.