Service manual

5-22
PERFORMANCE DATA & PRESSURE CURVES
SM DLF 1-A.1 GB
5.5.3 Heating
ID COIL ENTERING AIR DB TEMPERATURE [°C]
OD COIL ENTERING
AIR DB/WB
TEMPERATURE [°C]
DATA 15 20 25
-15/-16
TC 7.74 4.41 4.08
PI 1.21 1.34 1.46
-10/-12
TC 5.28 4.95 4.62
PI 1.46 1.58 1.71
-7/-8
TC 5.68 5.35 5.02
PI 1.65 1.77 1.89
-1/-2
TC 5.88 5.55 5.22
PI 1.74 1.86 1.99
2/1
TC 6.02 5.68 5.35
PI 1.80 1.93 2.05
7/6
TC 7.78 7.45 7.12
PI 1.90 2.02 2.14
10/9
TC 8.21 7.88 7.55
PI 2.01 2.13 2.26
15/12
TC 8.64 8.31 7.98
PI 2.12 2.25 2.37
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
5.5.4 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