Service manual

5-11
PERFORMANCE DATA & PRESSURE CURVES
SM SX DCI 1-A.3 GB
5.4.3 Heating Capacity (kW) - Run Mode
230[V] : Indoor Fan at High Speed.
ID COIL ENTERING AIR DB TEMPERATURE [
o
C]
OU COIL
ENTERING
AIR DB/WB
TEMPERATURE
[
o
C]
DATA 15 20 25
-15/-16
TC 2.64 2.26 1.88
PI 1.18 1.27 1.35
-10/-12
TC 3.48 3.10 2.72
PI 1.34 1.42 1.50
-7/-8
TC 4.12 3.74 3.36
PI 1.45 1.54 1.62
-1/-2
TC 4.43 4.05 3.67
PI 1.51 1.59 1.68
2/1
TC 4.65 4.27 3.89
PI 1.55
1.63
1.72
7/6
TC 6.18
5.80
5.42
PI 1.61
1.69
1.77
10/9
TC 6.50
6.12
5.74
PI 1.64 1.72 1.81
15/12
TC 6.82 6.44 6.06
PI 1.67 1.75 1.84
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
5.4.4 Capacity Correction Factors
Heating Capacity Ratio Vs . Outdoor Te m perature
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
CONTENT