45
Table 14 – COOLING CAPACITIES 2--STAGE COOLING 10 TONS
50TCQD12
AMBIENT TEMPERATURE
85 95 105 115
EAT (db) EAT (db) EAT (db) EAT (db)
75 80 85 75 80 85 75 80 85 75 80 85
3000 Cfm
EAT (wb)
58
THC 102.8 102.8 121.0 96.3 96.3 115.8 90.1 90.1 109.5 83.5 83.5 102.9
SHC 82.1 101.5 121.0 76.8 96.3 115.8 70.6 90.1 109.5 64.0 83.5 102.9
62
THC 108.0 108.0 114.3 100.4 100.4 111.1 92.1 92.1 107.1 84.2 84.2 102.0
SHC 75.4 94.9 114.3 72.2 91.7 111.1 68.1 87.6 107.1 63.1 82.5 102.0
67
THC 120.5 120.5 120.5 113.5 113.5 113.5 104.9 104.9 104.9 95.2 95.2 95.2
SHC 60.2 79.7 99.2 57.7 77.2 96.7 54.4 73.9 93.4 50.8 70.3 89.7
72
THC 132.8 132.8 132.8 126.5 126.5 126.5 118.6 118.6 118.6 109.3 109.3 109.3
SHC 44.5 64.0 83.4 42.2 61.7 81.2 39.5 59.0 78.5 36.4 55.9 75.3
76
THC --- 142.0 142.0 --- 136.0 136.0 --- 129.1 129.1 --- 120.3 120.3
SHC --- 50.9 70.4 --- 48.8 68.2 --- 46.6 66.0 --- 43.7 63.2
3500 Cfm
EAT (wb)
58
THC 108.2 108.2 130.9 102.5 102.5 125.2 95.5 95.5 118.2 88.3 88.3 111.0
SHC 85.5 108.2 130.9 79.8 102.5 125.2 72.8 95.5 118.2 65.6 88.3 111.0
62
THC 111.4 111.4 125.8 104.6 104.6 122.1 96.3 96.3 117.0 88.7 88.7 110.7
SHC 80.4 103.1 125.8 76.7 99.4 122.1 71.6 94.3 117.0 65.3 88.0 110.7
67
THC 123.4 123.4 123.4 116.3 116.3 116.3 107.9 107.9 107.9 97.5 97.5 98.9
SHC 62.6 85.3 108.0 60.1 82.9 105.6 57.2 79.9 102.6 53.5 76.2 98.9
72
THC 135.4 135.4 135.4 129.2 129.2 129.2 121.2 121.2 121.2 112.0 112.0 112.0
SHC 44.2 67.0 89.7 42.2 64.9 87.6 39.5 62.2 85.0 36.5 59.3 82.0
76
THC --- 144.6 144.6 --- 138.4 138.4 --- 131.3 131.3 --- --- ---
SHC --- 51.9 74.6 --- 50.0 72.7 --- 47.8 70.5 --- --- ---
4000 Cfm
EAT (wb)
58
THC 112.7 112.7 138.7 106.9 106.9 132.9 99.9 99.9 125.9 92.3 92.3 118.2
SHC 86.7 112.7 138.7 81.0 106.9 132.9 74.0 99.9 125.9 66.3 92.3 118.2
62
THC 114.0 114.0 135.3 107.6 107.6 131.3 100.4 100.4 125.5 92.3 92.3 118.3
SHC 83.4 109.3 135.3 79.3 105.3 131.3 73.6 99.6 125.5 66.4 92.3 118.3
67
THC 125.4 125.4 125.4 118.2 118.2 118.2 109.5 109.5 111.2 99.1 99.1 107.7
SHC 64.5 90.5 116.4 62.2 88.1 114.1 59.3 85.3 111.2 55.8 81.8 107.7
72
THC 137.2 137.2 137.2 130.7 130.7 130.7 122.8 122.8 122.8 113.5 113.5 113.5
SHC 43.6 69.6 95.5 41.7 67.6 93.6 39.2 65.1 91.1 36.3 62.2 88.2
76
THC --- 146.3 146.3 --- 139.9 139.9 --- 132.5 132.5 --- --- ---
SHC --- 52.8 78.7 --- 50.8 76.8 --- 48.6 74.6 --- --- ---
4500 Cfm
EAT (wb)
58
THC 115.9 115.9 145.2 110.4 110.4 139.6 103.4 103.4 132.6 95.4 95.4 124.6
SHC 86.7 115.9 145.2 81.2 110.4 139.6 74.2 103.4 132.6 66.2 95.4 124.6
62
THC 116.6 116.6 143.2 110.4 110.4 139.4 103.9 103.9 131.8 95.4 95.4 124.6
SHC 84.8 114.0 143.2 81.0 110.2 139.4 73.4 102.6 131.8 66.2 95.4 124.6
67
THC 126.5 126.5 126.5 119.5 119.5 122.2 110.6 110.6 119.6 100.2 100.2 116.1
SHC 65.9 95.1 124.3 63.8 93.0 122.2 61.2 90.4 119.6 57.7 86.9 116.1
72
THC 138.0 138.0 138.0 131.5 131.5 131.5 123.9 123.9 123.9 114.2 114.2 114.2
SHC 42.7 71.9 101.1 40.8 70.0 99.2 38.5 67.7 96.9 35.6 64.8 94.0
76
THC --- 147.3 147.3 --- 140.6 140.6 --- --- --- --- --- ---
SHC --- 53.3 82.6 --- 51.4 80.6 --- --- --- --- --- ---
5000 Cfm
EAT (wb)
58
THC 118.4 118.4 150.9 112.9 112.9 145.4 105.9 105.9 138.4 97.8 97.8 130.2
SHC 86.0 118.4 150.9 80.5 112.9 145.4 73.5 105.9 138.4 65.3 97.8 130.2
62
THC 118.5 118.5 150.7 113.5 113.5 144.5 106.0 106.0 138.4 97.9 97.9 130.3
SHC 85.8 118.3 150.7 79.6 112.0 144.5 73.5 106.0 138.4 65.4 97.9 130.3
67
THC 126.9 126.9 131.8 120.0 120.0 130.0 111.1 111.1 127.4 100.8 100.8 123.9
SHC 66.9 99.4 131.8 65.1 97.5 130.0 62.5 94.9 127.4 59.0 91.4 123.9
72
THC 138.4 138.4 138.4 131.6 131.6 131.6 124.0 124.0 124.0 114.2 114.2 114.2
SHC 41.4 73.8 106.3 39.5 71.9 104.4 37.3 69.8 102.2 34.6 67.0 99.5
76
THC --- 147.7 147.7 --- 140.9 140.9 --- --- --- --- --- ---
SHC --- 53.6 86.1 --- 51.7 84.2 --- --- --- --- --- ---
LEGEND
--- --- Do not operate in this region (Points are outside SST and SDT permissible operating range)
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
THC --- Total capacity
50TCQ