10
GROSS COOLING CAPACITIES (cont)
LEGEND
50XCA12 (10 TONS)
Entering
Condenser Air
AIR ENTERING EVAPORATOR — 80 F Edb (F) - CFM
5000 4000 3000
Air Entering Evaporator — Ewb (F)
ECT (F) CFM
57 62 67 75 57 62 67 75 57 62 67 75
BF 0.23 0.06 0.05 0.03 0.37 0.13 0.08 0.06 0.46 0.23 0.11 0.10
55
4800
TC 140.7 140.9 151.0 171.6 131.8 135.1 146.3 166.9 119.7 127.4 139.0 159.3
SHC 140.7 140.9 117.2 75.7 131.8 125.6 105.3 71.0 119.7 108.2 92.4 65.8
LDB 54.21 54.30 58.75 66.32 49.79 51.37 56.13 63.98 43.44 47.13 52.10 60.24
LWB 45.94 52.09 57.48 65.97 43.81 49.88 55.21 63.77 40.59 46.26 51.54 60.18
kW 5.93 5.93 6.09 6.42 5.80 5.85 6.02 6.34 5.62 5.74 5.91 6.22
6000
TC 141.6 141.8 152.6 173.7 132.5 136.0 147.7 168.7 120.2 128.2 140.0 160.8
SHC 141.6 141.8 117.9 76.4 132.5 126.1 105.9 71.6 120.2 108.6 92.9 66.4
LDB 54.03 54.13 58.62 66.19 49.62 51.26 56.00 63.83 43.27 47.01 51.96 60.07
LWB 45.86 52.02 57.37 65.85 43.72 49.79 55.08 63.63 40.50 46.14 51.41 60.02
kW 5.31 5.31 5.42 5.64 5.22 5.26 5.37 5.59 5.11 5.18 5.30 5.50
7600
TC 142.1 142.6 153.3 174.8 132.9 136.5 148.3 169.6 120.5 128.6 140.5 161.5
SHC 142.1 141.3 118.1 76.7 132.9 126.3 106.2 71.9 120.5 108.8 93.1 66.6
LDB 53.95 54.23 58.57 66.13 49.54 51.21 55.94 63.76 43.18 46.95 51.89 59.99
LWB 45.82 51.96 57.32 65.78 43.68 49.74 55.03 63.56 40.46 46.08 51.34 59.94
kW 4.97 4.96 5.05 5.21 4.90 4.93 5.01 5.17 4.82 4.87 4.96 5.11
75
4800
TC 131.8 132.0 140.0 159.5 123.7 125.4 135.8 155.2 112.6 118.3 129.3 148.5
SHC 131.8 132.0 112.8 71.6 123.7 120.7 101.0 66.9 112.6 103.8 88.1 61.7
LDB 55.83 55.93 59.54 67.05 51.65 52.50 57.11 64.88 45.59 48.47 53.38 61.44
LWB 46.71 52.78 58.24 66.66 44.71 50.85 56.16 64.65 41.70 47.54 52.79 61.35
kW 7.65 7.65 7.80 8.16 7.51 7.53 7.72 8.08 7.31 7.41 7.60 7.95
6000
TC 132.7 132.9 141.2 161.3 124.5 126.2 136.9 156.8 113.2 119.1 130.2 149.8
SHC 132.7 132.9 113.3 72.2 124.5 121.1 101.4 67.5 113.2 104.2 88.5 62.2
LDB 55.67 55.77 59.44 66.94 51.48 52.39 57.00 64.76 45.41 48.35 53.26 61.29
LWB 46.63 52.71 58.15 66.56 44.63 50.77 56.06 64.53 41.61 47.43 52.67 61.21
kW 6.94 6.94 7.03 7.28 6.84 6.86 6.98 7.22 6.72 6.78 6.91 7.14
7600
TC 133.2 133.3 141.9 162.1 124.9 126.7 137.5 157.6 113.5 119.5 130.7 150.5
SHC 133.2 133.3 113.6 72.5 124.9 121.4 101.7 67.7 113.5 104.4 88.8 62.5
LDB 55.58 55.68 59.40 66.89 51.39 52.34 56.95 64.70 45.32 48.29 53.19 61.21
LWB 46.59 52.68 58.11 66.52 44.59 50.72 56.01 64.47 41.56 47.38 52.61 61.14
kW 6.53 6.54 6.60 6.78 6.47 6.48 6.57 6.74 6.38 6.43 6.51 6.68
95
4800
TC 121.9 122.0 127.6 145.4 114.7 114.9 123.9 141.9 104.7 108.3 118.3 136.2
SHC 121.9 122.0 107.9 67.0 114.7 114.9 96.2 62.4 104.7 98.9 83.5 57.3
LDB 57.65 57.75 60.43 67.88 53.72 53.81 58.19 65.90 48.02 49.95 54.78 62.76
LWB 47.56 53.54 59.08 67.46 45.71 51.89 57.21 65.63 42.92 48.94 54.16 62.64
kW 9.68 9.68 9.80 10.18 9.53 9.53 9.72 10.10 9.32 9.39 9.60 9.98
6000
TC 122.8 122.9 128.7 147.1 115.4 115.6 124.9 143.3 105.3 109.1 119.2 137.4
SHC 122.8 122.9 108.3 67.5 115.4 115.6 96.6 62.9 105.3 99.3 83.8 57.7
LDB 57.49 57.59 60.36 67.78 53.55 53.65 58.10 65.79 47.83 49.83 54.67 62.63
LWB 47.49 53.47 59.01 67.37 45.63 51.81 57.12 65.53 42.83 48.83 54.05 62.51
kW 8.89 8.90 8.97 9.23 8.80 8.80 8.92 9.18 8.66 8.71 8.85 9.09
7600
TC 123.2 123.3 129.3 147.9 115.8 116.0 125.5 144.1 105.6 109.4 119.7 138.0
SHC 123.2 123.3 108.5 67.8 115.8 116.0 96.8 63.1 105.6 99.5 84.0 58.0
LDB 57.42 57.51 60.31 67.73 53.47 53.56 58.06 65.74 47.74 49.77 54.61 62.56
LWB 47.45 53.44 58.97 67.33 45.59 51.78 57.07 65.47 42.79 48.78 53.99 62.45
kW 8.45 8.45 8.51 8.69 8.38 8.38 8.47 8.65 8.29 8.32 8.42 8.59
105
4800
TC 116.5 116.6 120.9 137.9 109.8 109.9 117.5 134.6 100.4 102.9 112.5 129.4
SHC 116.5 116.6 105.2 64.6 109.8 109.9 93.6 59.9 100.4 96.3 81.0 54.9
LDB 58.64 58.73 60.93 68.32 54.84 54.94 58.78 66.45 49.32 50.73 55.53 63.47
LWB 48.01 53.94 59.53 67.89 46.25 52.37 57.76 66.16 43.57 49.66 54.88 63.33
kW 10.81 10.82 10.91 11.29 10.66 10.66 10.84 11.22 10.45 10.51 10.72 11.10
6000
TC 117.3 117.4 121.9 139.4 110.5 110.6 118.5 136.0 101.0 103.7 113.3 130.6
SHC 117.3 117.4 105.6 65.1 110.5 110.6 94.0 60.4 101.0 96.6 81.3 55.3
LDB 58.49 58.58 60.85 68.23 54.68 54.78 58.69 66.34 49.14 50.63 55.42 63.34
LWB 47.95 53.88 59.46 67.80 46.17 52.30 57.68 66.06 43.48 49.56 54.78 63.21
kW 10.00 10.00 10.07 10.33 9.90 9.91 10.02 10.28 9.77 9.81 9.95 10.20
7600
TC 117.7 117.8 122.5 140.1 110.8 111.0 119.0 136.7 101.3 104.0 113.7 131.2
SHC 117.7 117.8 105.8 65.3 110.8 111.0 94.2 60.6 101.3 96.8 81.5 55.5
LDB 58.42 58.51 60.81 68.19 54.60 54.71 58.64 66.29 49.06 50.58 55.37 63.28
LWB 47.91 53.85 59.42 67.76 46.13 52.26 57.64 66.01 43.44 49.52 54.73 63.15
kW 9.54 9.54 9.59 9.77 9.47 9.47 9.55 9.74 9.37 9.40 9.50 9.68
115
4800
TC 110.8 110.9 114.0 129.9 104.5 104.7 110.8 127.0 95.9 97.3 106.2 122.3
SHC 110.8 110.9 102.3 62.0 104.5 104.7 90.9 57.4 95.9 93.5 78.4 52.4
LDB 59.69 59.78 61.44 68.78 56.04 56.14 59.38 67.02 50.71 51.57 56.30 64.21
LWB 48.49 54.37 59.99 68.33 46.81 52.87 58.34 66.71 44.26 50.42 55.64 64.05
kW 12.01 12.01 12.08 12.47 11.86 11.87 12.01 12.40 11.66 11.70 11.90 12.29
6000
TC 111.6 111.7 114.9 131.3 105.2 105.3 111.7 128.2 96.3 97.9 107.0 123.4
SHC 111.6 111.7 102.7 62.5 105.2 105.3 91.3 57.8 96.3 93.8 78.7 52.8
LDB 59.55 59.63 61.38 68.70 55.90 56.00 59.31 66.92 50.58 51.50 56.21 64.10
LWB 48.43 54.31 59.93 68.25 46.74 52.81 58.26 66.62 44.19 50.34 55.54 63.95
kW 11.20 11.20 11.25 11.50 11.09 11.10 11.20 11.46 10.96 10.98 11.13 11.38
7600
TC 111.9 112.0 115.4 132.0 105.5 105.7 112.1 128.9 96.6 98.3 107.4 124.0
SHC 111.9 112.0 102.9 62.7 105.5 105.7 91.5 58.1 96.6 94.0 78.9 53.0
LDB 59.48 59.56 61.34 68.66 55.82 55.91 59.26 66.88 50.48 51.44 56.15 64.04
LWB 48.40 54.28 59.90 68.22 46.70 52.77 58.23 66.57 44.14 50.29 55.49 63.89
kW 10.73 10.73 10.77 10.95 10.66 10.66 10.73 10.91 10.56 10.58 10.68 10.86
BF — Bypass Factor EWB — Entering Wet Bulb (F) SHC — Sensible Capacity (1000 Btu/hr)
ECT — Entering Condenser Temperature (F) LDB — Leaving Dry Bulb (F) TC — Total Capacity (1000 Btu/hr)
EDB — Entering Dry Bulb (F) LWB — Leaving Wet Bulb (F) kW — Compressor Motor Power Input (kilowatts)
Performance data (cont)
