Electra Delta 22 - Page 16

5-2
PERFORMANCE DATA & PRESSURE CURVES
Revision Y05-02 Service Manual - Delta DCI
5.1.3 Heating Capacity (kW) - Run Mode
230[V] : Indoor Fan at High Speed.
ID COIL ENTERING AIR DB TEMPERATURE [
o
C]
OD COIL
ENTERING
AIR DB/WB
TEMPERATURE
[
o
C]
DATA 15 20 25
-15/-16
TC 1.59 1.48 1.37
PI 0.44 0.48 0.53
-10/-12
TC 1.77 1.66 1.55
PI 0.53 0.57 0.62
-7/-8
TC 1.91 1.80 1.68
PI 0.60 0.64 0.68
-1/-2
TC 1.97 1.86 1.75
PI 0.63 0.67 0.72
2/1
TC 2.02 1.91 1.80
PI 0.65
0.70
0.74
7/6
TC 2.61
2.50
2.39
PI 0.69
0.73
0.77
10/9
TC 2.75
2.64
2.53
PI 0.73 0.77 0.82
15/12
TC 2.90 2.79 2.68
PI 0.77 0.81 0.86
15-24
TC 85 - 105 % of nominal
(Protection Range)
PI 80 - 120 % of nominal
LEGEND
TC – Total Heating Capacity, kW
PI – Power Input, kW
WB – Wet Bulb Temp., (
o
C)
DB – Dry Bulb Temp., (
o
C)
ID – Indoor
OU – Outdoor
5.1.4 Capacity Correction Factors
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