Performance Adjustment Factors; Enthalpy Of Saturated Air; Air Density Ratios; Cooling Capacity Altitude Correction Factors, Gas Heating Capacity Altitude Correction Factors - Trane IntelliPak User Manual

Table PAF-1 — Enthalpy of Saturated AIR
Wet Bulb Temperature Btu Per Lb.
40 15.23
41 15.70
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
70 34.09
71 34.95
72 35.83
73 36.74
74 37 .66
75 38.61
28
Performance
Adjustment
Factors
Figure PAF-1 — Air Density Ratios
Air Density
Ratio (Density
at New
Air Density)
Condition/Std.
Table PAF-2 — Cooling Capacity Altitude Correction Factors
Sea Level
Cooling Capacity
Multiplier 1.00
KW Correction
Multiplier
(Compressors) 1.00
SHR Correction
Multiplier 1.00
Maximum
Condenser
Ambient 115 F
Note:
SHR = Sensible Heat Ratio
Table PAF-3 — Gas Heating Capacity Altitude Correction Factors
Sea Level 2001
To 2000 To 2500
Capacity
Multiplier 1.00 .92
Note:
Correction factors are per AGA Std 221.30 — 1964, Part VI, 6.12. Local codes may supersede.
Altitude/Temperature Correction
Rooftop Leaving Air Temperature (degrees F)
Altitude (Ft.)
1000 2000 3000 4000
0.99 0.99 0.98 0.97
1.01 1.02 1.03 1.04
.98 .95 .93 .91
114 F 113 F 112 F 111 F
Altitude (Ft.)
2501 3501 4501
To 3500 To 4500 To 5500
.88 .84 .80
5000 6000 7000
0.96 0.95 0.94
1.05 1.06 1.07
.89 .87 .85
110 F 109 F 108 F
5501 6501
To 6500 To 7500
.76 .72
RT -PRC010-EN