5-4
PERFORMANCE DATA & PRESSURE CURVES
SM YBD018 1-A.1 GB
5.2.3 Heating
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
5.2.4
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
ENTERING AIR DB ID COIL(
O
c)
15
20
25
ENTERING WB
OD COIL(
o
C)
TH
Pl
TH
Pl
TH
Pl
-10
2.94
1.17
2.83
1.24
2.72
1.31
-7
3.16
1.20
3.05
1.26
2.94
1.33
-2
3.36
1.21
3.25
1.28
3.14
1.36
2
4.09
1.27
3.92
1.35
3.75
1.43
6
5.77
1.37
5.60
1.46
5.40
1.55
10
6.27
1.44
6.10
1.54
5.94
1.65
15
6.78
1.50
6.61
1.62
6.44
1.72
20
7.14
1.55
6.97
1.68
6.78
1.81
