Electra DNG 100 - Page 21

5-6
PERFORMANCE DATA & PRESSURE CURVES
SM OU12HP 2-E.2 GB
5.2.3 Heating Capacity
ID COIL ENTERING AIR DB TEMPERATURE [°C]
OD COIL ENTERING
AIR DB/WB
TEMPERATURE [°C]
DATA
15 20 25
-15/-16
TC 8.91 8.20 7.67
PI 2.58 2.84 3.11
-10/-12
TC 9.92 9.30 8.67
PI 3.11 3.37 3.64
-7/-8
TC 10.68 10.05 9.43
PI 3.51 3.77 4.03
-1/-2
TC 11.05 10.43 9.81
PI 3.71 3.97 4.23
2/1
TC 11.31 10.68 10.06
PI 3.84
4.10
4.36
7/6
TC 14.62
14.00
13.38
PI 4.04
4.30
4.56
10/9
TC 15.43
14.81
14.18
PI 4.28 4.54 4.80
15/12
TC 16.24 15.61 14.99
PI 4.52 4.78 5.04
15-24
TC 85 - 105 % of nominal
(Protection Range)
PI 80 - 120 % of nominal
LEGEND
TH – Total Heating Capacity, kW
PI – Power Input, kW
WB – Wet Bulb Temp., (
o
C)
DB – Dry Bulb Temp., (
o
C)
ID – Indoor
OD – Outdoor
5.2.4 Capacity Correction Factors (Heating)
Heating Capacity Ratio Vs. Outdoor Temperature
0.50
0.60
0.70
0.80
0.90
1.00
1.10
1.20
-15 -10 -5 0 5 10 15
Outdoor WB Temperature [deg C]
Capacity Ration
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