27
Table 9 – COOLING CAPACITIES 1--STAGE COOLING 4 TONS
548J*05
AMBIENT TEMPERATURE
85 95 105 115
EA (dB) EA (dB) EA (dB) EA (dB)
75 80 85 75 80 85 75 80 85 75 80 85
1200 Cfm
EAT (wb)
58
TC 41.7 41.7 46.9 39.9 39.9 45.1 37.8 37.8 43.1 35.6 35.6 41.0
SHC 36.5 41.7 46.9 34.7 39.9 45.1 32.5 37.8 43.1 30.3 35.6 41.0
62
TC 44.1 44.1 44.1 42.0 42.0 43.1 39.4 39.4 41.9 36.7 36.7 40.6
SHC 33.7 38.9 44.1 32.6 37.8 43.1 31.3 36.6 41.9 29.8 35.2 40.6
67
TC 48.8 48.8 48.8 46.4 46.4 46.4 43.7 43.7 43.7 40.9 40.9 40.9
SHC 28.2 33.4 38.6 27.1 32.4 37.6 25.9 31.3 36.6 24.6 30.0 35.4
72
TC 53.2 53.2 53.2 50.7 50.7 50.7 48.1 48.1 48.1 45.2 45.2 45.2
SHC 22.3 27.5 32.7 21.3 26.5 31.8 20.2 25.5 30.8 18.9 24.4 29.8
76
TC --- 56.2 56.2 --- 53.8 53.8 --- 51.1 51.1 --- 48.0 48.0
SHC --- 22.5 27.7 --- 21.7 27.0 --- 20.8 26.1 --- 19.7 25.1
1400 Cfm
EAT (wb)
58
TC 44.1 44.1 50.2 42.2 42.2 48.3 40.2 40.2 46.4 38.0 38.0 44.3
SHC 38.1 44.1 50.2 36.1 42.2 48.3 34.0 40.2 46.4 31.7 38.0 44.3
62
TC 45.8 45.8 48.3 43.3 43.3 47.1 40.8 40.8 45.8 38.0 38.0 44.3
SHC 36.2 42.3 48.3 34.9 41.0 47.1 33.4 39.6 45.8 31.7 38.0 44.3
67
TC 50.2 50.2 50.2 47.7 47.7 47.7 44.9 44.9 44.9 42.0 42.0 42.0
SHC 29.7 35.8 41.9 28.7 34.8 40.9 27.5 33.7 39.9 26.2 32.5 38.8
72
TC 54.4 54.4 54.4 52.0 52.0 52.0 49.2 49.2 49.2 46.2 46.2 46.2
SHC 22.9 28.9 35.0 21.9 28.0 34.1 20.8 27.0 33.2 19.5 25.8 32.2
76
TC --- 57.1 57.1 --- 54.8 54.8 --- 52.0 52.0 --- 48.7 48.7
SHC --- 23.3 29.4 --- 22.5 28.6 --- 21.5 27.7 --- 20.3 26.7
1600 Cfm
EAT (wb)
58
TC 46.1 46.1 53.1 44.0 44.0 51.0 41.9 41.9 48.9 39.6 39.6 46.8
SHC 39.2 46.1 53.1 37.1 44.0 51.0 34.8 41.9 48.9 32.4 39.6 46.8
62
TC 46.9 46.9 52.1 44.6 44.6 50.5 42.0 42.0 49.0 39.6 39.6 46.8
SHC 38.2 45.2 52.1 36.5 43.5 50.5 34.9 42.0 49.0 32.4 39.6 46.8
67
TC 51.2 51.2 51.2 48.7 48.7 48.7 45.9 45.9 45.9 42.8 42.8 42.8
SHC 31.1 38.0 45.0 30.1 37.1 44.0 28.9 35.9 43.0 27.5 34.7 42.0
72
TC 55.3 55.3 55.3 52.9 52.9 52.9 50.0 50.0 50.0 46.9 46.9 46.9
SHC 23.2 30.1 37.1 22.3 29.3 36.3 21.2 28.3 35.4 19.9 27.1 34.4
76
TC --- 57.8 57.8 --- 55.4 55.4 --- 52.6 52.6 --- 49.3 49.3
SHC --- 23.9 30.8 --- 23.1 30.1 --- 22.1 29.2 --- 20.9 28.2
1800 Cfm
EAT (wb)
58
TC 47.7 47.7 55.5 45.6 45.6 53.5 43.4 43.4 51.3 41.0 41.0 49.1
SHC 39.9 47.7 55.5 37.8 45.6 53.5 35.4 43.4 51.3 32.8 41.0 49.1
62
TC 47.9 47.9 55.7 45.7 45.7 53.5 43.4 43.4 51.4 41.0 41.0 49.1
SHC 40.1 47.9 55.7 37.8 45.7 53.5 35.5 43.4 51.4 32.9 41.0 49.1
67
TC 52.0 52.0 52.0 49.4 49.4 49.4 46.6 46.6 46.6 43.5 43.5 45.0
SHC 32.3 40.1 47.9 31.3 39.2 47.1 30.1 38.1 46.0 28.7 36.9 45.0
72
TC 55.9 55.9 55.9 53.5 53.5 53.5 50.6 50.6 50.6 47.4 47.4 47.4
SHC 23.4 31.3 39.1 22.6 30.5 38.3 21.5 29.5 37.4 20.1 28.3 36.4
76
TC --- 58.3 58.3 --- 55.9 55.9 --- 53.1 53.1 --- 49.6 49.6
SHC --- 24.4 32.2 --- 23.6 31.5 --- 22.6 30.6 --- 21.4 29.6
2000 Cfm
EAT (wb)
58
TC 49.1 49.1 57.7 46.9 46.9 55.7 44.6 44.6 53.5 42.1 42.1 51.1
SHC 40.4 49.1 57.7 38.2 46.9 55.7 35.8 44.6 53.5 33.1 42.1 51.1
62
TC 49.1 49.1 57.7 47.0 47.0 55.7 44.7 44.7 53.5 42.2 42.2 51.2
SHC 40.4 49.1 57.7 38.2 47.0 55.7 35.8 44.7 53.5 33.1 42.2 51.2
67
TC 52.6 52.6 52.6 50.0 50.0 50.0 47.1 47.1 49.0 44.0 44.0 47.9
SHC 33.4 42.0 50.7 32.5 41.2 49.9 31.2 40.1 49.0 29.8 38.8 47.9
72
TC 56.4 56.4 56.4 53.9 53.9 53.9 51.1 51.1 51.1 47.8 47.8 47.8
SHC 23.6 32.2 40.9 22.8 31.5 40.3 21.7 30.6 39.4 20.3 29.3 38.4
76
TC --- 58.6 58.6 --- 56.3 56.3 --- 53.4 53.4 --- 49.9 49.9
SHC --- 24.8 33.5 --- 24.0 32.8 --- 23.1 32.0 --- 21.8 30.9
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
548J
