Trane RT-PRC031-EN Impact Driver User Manual


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Table 6 Enthalpy of Saturated Air
Wet Bulb
Temperature Btu per Pound
41 15.70
43 16.66
42 16.17
43 16.66
44 17.15
45 17.65
46 18.16
47 18.68
48 19.21
49 19.75
50 20.30
51 20.86
52 21.44
53 22.02
54 22.62
55 23.22
56 23.84
57 24.48
58 25.12
59 25.78
60 26.46
61 27.15
62 27.85
63 28.57
64 29.31
65 30.06
66 30.83
67 31.62
68 32.42
69 33.25
Figure 18. Air Density Ratios
70 34.09
71 34.95
72 35.83
73 36.74
74 37.66
Table 7 Cooling Capacity Altitude Correction Factors
Altitude (Ft.)
Sea Level
1000 2000 3000 4000 5000 6000 7000
Cooling Capacity Multiplier 1.00 0.99 0.99 0.98 0.97 0.96 0.95 0.94
Sensible Heat Ratio Correction Multiplier 1.00 .98 .95 .93 .91 .89 .87 .85
Table 8 Gas Heating Capacity Altitude Correction Factors
Sea Level To 2000
2001 to
2500
2501 to
3500
3501 to
4500
4501 to
5500
5501 to
6500
6501 to
7500
Capacity Multiplier 1.00 .92 .88 .84 .80 .76 .72
Performance Adjustment Factors
Altitude/TemperatureCorrection
AirDensity
Ratio (Density
at New
Air Density)
Condition/Std.
Air Handler Leavin
g
AirTem
p
erature (de
g
rees F)
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