Electra Delta 25 Service Manual page 13

PERFORMANCE DATA & PRESSURE CURVES
5.1.3 Heating Capacity (kW) - Run Mode
230[V] : Indoor Fan at High Speed.
OD COIL ENTERING
AIR DB/WB
TEMPERATURE [
-15/-16
-10/-12
-7/-8
-1/-2
2/1
7/6
10/9
15/12
15-24
(Protection Range)
LEGEND
TC – Total Heating Capacity, kW
PI – Power Input, kW
WB – Wet Bulb Temp., (
DB – Dry Bulb Temp., (
ID – Indoor
OU – Outdoor
5.1.4 Capacity Correction Factors
5-2
ID COIL ENTERING AIR DB TEMPERATURE [
DATA
o C]
TC 1.78
PI 0.49
TC 1.98
PI 0.59
TC 2.14
PI 0.67
TC 2.21
PI 0.71
TC 2.26
PI 0.73
TC 2.92
PI 0.77
TC 3.09
PI 0.82
TC 3.25
PI 0.86
TC
PI
C)
o
C)
o
Heating Capacity Ratio Vs. Outdoor Temperature
1.20
1.10
1.00
0.90
0.80
0.70
0.60
0.50
-15 -10 -5
Outdoor WB Temperature [deg C]
CONTENTS
15 20
1.66
0.54
1.86
0.64
2.01
0.72
2.09
0.76
2.14
0.78
2.50
0.69
2.96
0.87
3.12
0.91
85 - 105 % of nominal
80 - 120 % of nominal
0 5 10
o
C]
25
1.53
0.59
1.73
0.69
1.89
0.77
1.96
0.81
2.01
0.83
2.68
0.87
2.84
0.92
3.00
0.96
15
SM DELTAZ 1-E.0 GB