Service manual

5-12
PERFORMANCE DATA & PRESSURE CURVES
SM DLF 1-A.1 GB
5.3.3 Heating
ID COIL ENTERING AIR DB TEMPERATURE [°C]
OD COIL ENTERING
AIR DB/WB
TEMPERATURE [°C]
DATA 15 20 25
-15/-16
TC 3.88 3.61 3.34
PI 1.04 1.14 1.25
-10/-12
TC 4.32 4.05 3.78
PI 1.25 1.36 1.46
-7/-8
TC 4.65 4.38 4.11
PI 1.41 1.52 1.62
-1/-2
TC 4.82 4.54 4.27
PI 1.49 1.60 1.70
2/1
TC 4.93 4.65 4.38
PI 1.54 1.65 1.76
7/6
TC 6.37 6.00 5.83
PI 1.62 1.73 1.84
10/9
TC 6.72 6.45 6.18
PI 1.72 1.83 1.93
15/12
TC 7.07 6.80 6.53
PI 1.82 1.92 2.03
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
5.3.4 Capacity Correction Factors (Heating)
Heating Capacity Ratio Vs. Outdoor Temperature
0.5
0.6
0.7
0.8
0.9
1.0
1.1
1.2
-20 -15 -10 -5 0 5 10 15
Outdoor WB Temperature [deg C]
Capacity Factor
CONTENT