Electra LEX 25 DCI Service Manual page 28

PERFORMANCE DATA & PRESSURE CURVES
5.7.3 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
OD – Outdoor
5.7.4 Capacity Correction Factors
5-12
ID COIL ENTERING AIR DB TEMPERATURE [
DATA 15
0 C]
TC 3.21
PI 1.53
TC 4.23
PI 1.73
TC 5.00
PI 1.88
TC 5.39
PI 1.96
TC 5.65
PI 2.01
TC 7.51
PI 2.08
TC 7.90
PI 2.12
TC 8.28
PI 2.16
TC
PI
o
C)
o C)
Heating Capacity Ratio Vs. Outdoor Temperature
1.20
1.10
1.00
0.90
0.80
0.70
0.60
0.50
0.40
-15 -10 -5
Outdoor WB Temperature [ºC]
CONTENTS
20
2.75
1.64
3.77
1.84
4.54
1.99
4.93
2.07
5.18
2.12
7.05
2.19
7.44
2.23
7.83
2.27
85 - 105 % of nominal
80 - 120 % of nominal
0 5 10
0
C]
25
2.28
1.75
3.31
1.95
4.08
2.10
4.47
2.17
4.72
2.22
6.59
2.30
6.98
2.34
7.37
2.38
15
SM LEXDCI 1-E.1 GB