5-1
PERFORMANCE DATA & PRESSURE CURVES
SM PNXADCI 1-A.1 GB
5. PERFORMANCE DATA
5.1 PNXA 9 / GC 9 DCI
5.1.1 Cooling Capacity (kW) - Run Mode
ID COIL ENTERING AIR DB/WB TEMPERATURE [ºC]
OD COIL
ENTERING AIR DB
TEMPERATURE
[C
0
]
DATA 22/15 24/17 27/19 29/21 32/23
TC
80 - 110 % of nominal
SC
80 - 105 % of nominal
-10 - 20
(protection range)
PI
25 - 50 % of nominal
TC 2.46 2.61 2.75 2.90 3.04
SC 1.71 1.74 1.76 1.79 1.81
25
PI 0.38 0.39 0.40 0.40 0.41
TC 2.34 2.48 2.63 2.77 2.92
SC 1.65 1.67 1.70 1.72 1.75
30
PI 0.43 0.44 0.45 0.46 0.46
TC 2.21 2.36
2.50
2.65 2.79
SC 1.58 1.60
1.63
1.66 1.68
35
PI 0.48 0.49
0.50
0.51 0.52
TC 2.08 2.23 2.37 2.52 2.66
SC 1.51 1.54 1.56 1.59 1.61
40
PI 0.54 0.54 0.55 0.56 0.77
TC 1.93 2.08 2.22 2.37 2.51
SC 1.43 1.46 1.48 1.51 1.53
46
PI 0.60 0.61 0.62 0.62 0.63
LEGEND
TC – Total Cooling Capacity, kW
SC – Sensible Capacity, kW
PI – Power Input, kW
WB – Wet Bulb Temp., (
o
C)
DB – Dry Bulb Temp., (
o
C)
ID – Indoor
OU - Outdoor
5.1.2 Capacity Correction Factors
0. 5
0.6
0.7
0. 8
0.9
1
1.1
1. 2
2025 30 35 40 45
Outdoor Temperature [deg C]
Capacity Ratio