31
TABLE 17 – COOLING CAPACITIES 2--STAGE COOLING 8.5 TONS
581J*09D
AMBIENT TEMPERATURE
85 95 105 115 125
EA (dB) EA (dB) EA (dB) EA (dB) EA (dB)
75 80 85 75 80 85 75 80 85 75 80 85 75 80 85
2550
Cfm
EA
(wb)
58
THC 90.5 90.5 102.4 87 87 98.5 83.2 83.2 94.2 79.1 79.1 89.6 74.7 74.7 84.6
SHC 78.6 90.5 102.4 75.5 87 98.5 72.2 83.2 94.2 68.7 79.1 89.6 64.8 74.7 84.6
62
THC 94.8 94.8 98.1 90.2 90.2 95.8 85.4 85.4 93.4 80.3 80.3 90.8 74.9 74.9 87.8
SHC 71.2 84.6 98.1 69.1 82.4 95.8 66.8 80.1 93.4 64.3 77.5 90.8 61.6 74.7 87.8
67
THC 104 104 104 99 99 99 93.7 93.7 93.7 88 88 88 81.9 81.9 81.9
SHC 58.7 72.2 85.7 56.6 70 83.5 54.3 67.8 81.3 52 65.4 78.9 49.5 62.9 76.4
72
THC 114 114 114 108.5 108.5 108.5 102.7 102.7 102.7 96.5 96.5 96.5 89.8 89.8 89.8
SHC 45.8 59.3 72.9 43.7 57.2 70.8 41.4 55 68.5 39.1 52.7 66.2 36.7 50.2 63.7
76
THC --- 122.4 122.4 --- 116.5 116.5 --- 110.3 110.3 --- 103.7 103.7 --- 96.5 96.5
SHC --- 48.8 62.8 --- 46.7 60.6 --- 44.5 58.4 --- 42.2 56 --- 39.8 53.5
2975
Cfm
EA
(wb)
58
THC 95.4 95.4 108 91.6 91.6 103.7 87.5 87.5 99 83.1 83.1 94 78.3 78.3 88.6
SHC 82.8 95.4 108 79.5 91.6 103.7 75.9 87.5 99 72.1 83.1 94 68 78.3 88.6
62
THC 97.7 97.7 107.4 93 93 104.9 88.1 88.1 102.1 83.2 83.2 97.9 78.4 78.4 92.2
SHC 76.7 92 107.4 74.3 89.6 104.9 71.8 86.9 102.1 68.6 83.2 97.9 64.6 78.4 92.2
67
THC 106.9 106.9 106.9 101.6 101.6 101.6 96 96 96 90.1 90.1 90.1 83.7 83.7 83.9
SHC 62.3 77.8 93.4 60.1 75.6 91.2 57.8 73.3 88.9 55.4 70.9 86.5 52.8 68.3 83.9
72
THC 117 117 117 111.2 111.2 111.2 105.1 105.1 105.1 98.6 98.6 98.6 91.7 91.7 91.7
SHC 47.3 62.9 78.6 45.1 60.8 76.4 42.9 58.5 74.1 40.5 56.1 71.7 38 53.6 69.2
76
THC --- 125.6 125.6 --- 119.4 119.4 --- 112.8 112.8 --- 105.9 105.9 --- 98.4 98.4
SHC --- 50.8 66.8 --- 48.7 64.6 --- 46.4 62.3 --- 44.1 59.9 --- 41.6 57.4
3400
Cfm
EA
(wb)
58
THC 99.5 99.5 112.7 95.4 95.4 108 91 91 103 86.3 86.3 97.7 81.2 81.2 91.9
SHC 86.4 99.5 112.7 82.8 95.4 108 79 91 103 74.9 86.3 97.7 70.5 81.2 91.9
62
THC 100.3 100.3 115.8 95.6 95.6 112.4 91.2 91.2 107.2 86.4 86.4 101.6 81.3 81.3 95.6
SHC 81.5 98.6 115.8 78.7 95.6 112.4 75.1 91.2 107.2 71.2 86.4 101.6 67 81.3 95.6
67
THC 109.1 109.1 109.1 103.6 103.6 103.6 97.8 97.8 97.8 91.6 91.6 93.7 85 85 90.9
SHC 65.6 83.2 100.8 63.4 81 98.6 61 78.6 96.2 58.6 76.1 93.7 55.9 73.4 90.9
72
THC 119.3 119.3 119.3 113.3 113.3 113.3 107 107 107 100.3 100.3 100.3 93 93 93
SHC 48.7 66.4 84.1 46.5 64.2 81.8 44.2 61.8 79.5 41.8 59.4 77.1 39.2 56.9 74.5
76
THC --- 128 128 --- 121.5 121.5 --- 114.7 114.7 --- 107.5 107.5 --- 99.8 99.8
SHC --- 52.6 70.6 --- 50.5 68.4 --- 48.2 66.1 --- 45.8 63.6 --- 43.3 61.1
3825
Cfm
EA
(wb)
58
THC 103 103 116.6 98.7 98.7 111.7 94 94 106.4 89 89 100.8 83.6 83.6 94.7
SHC 89.4 103 116.6 85.6 98.7 111.7 81.6 94 106.4 77.3 89 100.8 72.6 83.6 94.7
62
THC 103.1 103.1 121.3 98.8 98.8 116.1 94.1 94.1 110.7 89.1 89.1 104.8 83.7 83.7 98.4
SHC 85 103.1 121.3 81.4 98.8 116.1 77.5 94.1 110.7 73.4 89.1 104.8 69 83.7 98.4
67
THC 110.9 110.9 110.9 105.2 105.2 105.7 99.2 99.2 103.2 92.9 92.9 100.5 86.1 86.1 97.6
SHC 68.8 88.4 108 66.5 86.1 105.7 64.1 83.7 103.2 61.6 81.1 100.5 58.9 78.3 97.6
72
THC 121.2 121.2 121.2 114.9 114.9 114.9 108.4 108.4 108.4 101.5 101.5 101.5 94.1 94.1 94.1
SHC 50 69.7 89.4 47.7 67.4 87.1 45.4 65.1 84.7 43 62.6 82.3 40.4 60 79.6
76
THC --- 129.8 129.8 --- 123.2 123.2 --- 116.2 116.2 --- 108.8 108.8 --- 100.9 100.9
SHC --- 54.4 74.3 --- 52.2 72.1 --- 49.9 69.7 --- 47.5 67.3 --- 44.9 64.7
4250
Cfm
EA
(wb)
58
THC 106 106 119.9 101.4 101.4 114.8 96.6 96.6 109.3 91.3 91.3 103.4 85.7 85.7 97
SHC 92 106 119.9 88 101.4 114.8 83.8 96.6 109.3 79.3 91.3 103.4 74.4 85.7 97
62
THC 106.1 106.1 124.7 101.5 101.5 119.4 96.6 96.6 113.6 91.4 91.4 107.5 85.7 85.7 100.8
SHC 87.4 106.1 124.7 83.6 101.5 119.4 79.6 96.6 113.6 75.3 91.4 107.5 70.6 85.7 100.8
67
THC 112.3 112.3 114.9 106.5 106.5 112.5 100.4 100.4 109.9 93.9 93.9 107 87.1 87.1 103.8
SHC 71.8 93.4 114.9 69.5 91 112.5 67 88.5 109.9 64.4 85.7 107 61.6 82.7 103.8
72
THC 122.6 122.6 122.6 116.2 116.2 116.2 109.5 109.5 109.5 102.5 102.5 102.5 94.9 94.9 94.9
SHC 51.2 72.8 94.5 48.9 70.5 92.2 46.6 68.2 89.8 44.1 65.7 87.3 41.5 63.1 84.6
76
THC --- 131.3 131.3 --- 124.5 124.5 --- 117.4 117.4 --- 109.8 109.8 --- 101.8 101.8
SHC --- 56 77.9 --- 53.8 75.6 --- 51.5 73.3 --- 49.1 70.8 --- 46.5 68.1
LEGEND:
--- --- Do not operate
Cfm --- Cubic feet per minute (supply air)
EAT(db) --- Entering air temperature (dry bulb)
EAT(wb) --- Entering air temperature (wet bulb)
SHC --- Sensible heat capacity
TC --- Total capacity
581J
