5-9
PERFORMANCE DATA & PRESSURE CURVES
SM YBD018 1-A.1 GB
5.5
DNG 50 DCI
5.5.1
Cooling Capacity (kW)
LEGEND
TC –
Total Cooling Capacity, kW
SC – Sensible Capacity, kW
PI – Power Input, kW
WB – Wet Bulb Temp., (
o
C)
DB – Dry Bulb Temp., (
o
C)
ID – Indoor
OD –
Outdoor
5.5.2
Capacity Correction Factors (Cooling)
Cooling Capacity Ratio Vs.Outdoor Temperature
0.5
0.6
0.7
0.8
0.9
1.0
1.1
1.2
20
25
30
35
40
45
Outdoor Temperature DB [deg C]
Capacity Factor
Data
Entering Air WB/DB ID Coil(
o
C)
15/21
17/24
19/27
21/29
23/32
TC
5.10
5.40
5.65
5.90
6.10
15
SC
4.18
4.43
4.67
4.56
4.64
PI
1.10
1.10
1.10
1.11
1.11
TC
5.05
5.35
5.60
5.85
6.05
20
SC
3.60
3.83
4.04
3.93
4.01
PI
1.19
1.20
1.20
1.21
1.21
TC
4.85
5.20
5.50
5.75
5.95
25
SC
4.06
4.35
4.60
4.52
4.63
PI
1.28
1.29
1.31
1.32
1.32
TC
4.55
4.90
5.30
5.50
5.70
30
SC
3.86
4.17
4.50
4.41
4.59
PI
1.39
1.41
1.42
1.44
1.44
TC
4.20
4.55
5.00
5.25
5.45
35
SC
3.63
3.95
4.32
4.27
4.44
PI
1.50
1.53
1.55
1.56
1.57
TC
3.80
4.15
4.60
4.85
5.05
40
SC
3.38
3.71
4.09
4.02
4.22
PI
1.62
1.64
1.67
1.69
1.70
TC
3.30
3.65
4.10
4.35
4.55
46
SC
3.07
3.40
3.83
3.76
3.94
PI
1.77
1.80
1.84
1.86
1.88
Entering Air DB
OD Coil(
o
C)
