Electra WNG 50 DCI Service Manual page 15

5. PERFORMANCE DATA
5.1 WNG 50 DCI
5.1.1 Cooling Capacity (kW) - Run Mode
230[V] : Indoor Fan at High Speed.
OD COIL
ENTERING AIR DB
TEMPERATURE
[ 0 C]
-10 - 20
(protection range)
25
30
35
40
46
LEGEND
TC – Total Cooling Capacity, kW
SC – Sensible Capacity, kW
PI – Power Input, kW
WB – Wet Bulb Temp., (
DB – Dry Bulb Temp., (
ID – Indoor
OD – Outdoor
5.1.2 Capacity Correction Factors
Service Manual - WNG 50_60_80 DCI
PERFORMANCE DATA & PRESSURE CURVES
ID COIL ENTERING AIR DB/WB TEMPERATURE [
22/15
DATA
TC
SC
PI
TC 4.93
SC 4.10
PI 1.10
TC 4.67
SC 3.94
PI 1.26
TC 4.42
SC 3.78
PI 1.41
TC 4.17
SC 3.62
PI 1.56
TC 3.86
SC 3.43
PI 1.75
o
C)
o
C)
Cooling Capacity Ratio Vs. Outdoor Temperature
1.20
1.10
1.00
0.90
0.80
0.70
0.60
0.50
20 25 30
Outdoor DB Temperature [ºC]
Revision Y05-02
CONTENT
24/17 27/19 29/21
80 - 110 % of nominal
80 - 105 % of nominal
25 - 50 % of nominal
5.22 5.51 5.80
4.16 4.22 4.28
1.13 1.15 1.18
4.96 5.25 5.54
4.00 4.06 4.12
1.28 1.31 1.33
4.71 5.29
5.00
3.84 3.90 3.96
1.46
1.44 1.48
4.46 5.04
4.75
3.68 3.74 3.80
1.59 1.61 1.64
4.15 4.44 4.73
3.49 3.55 3.61
1.77 1.80 1.82
35 40
0 C]
32/23
6.09
4.34
1.20
5.83
4.18
1.36
5.58
4.02
1.51
5.53
3.86
1.66
5.02
3.67
1.85
45
5-1