Electra Wmz 9 - Page 38

5-18
PERFORMANCE DATA & PRESSURE CURVES
Revision Y05-01 Service Manual - WMZ
5.13.2 Heating Mode at 7.5m Tubing Connection.
230V : Indoor Fan at High Speed.
ENTERING AIR DB ID COIL ( °C)
15 20 25
ENTERING AIR WB
OU COIL ( °C)
TH PI TH PI TH PI
-10
3.77 1.97 3.63 2.10 3.49 2.20
-7
4.06 2.02 3.92 2.13 3.77 2.24
-2
4.31 2.04 4.17 2.16 4.03 2.29
2
5.25 2.14
5.03 2.28
4.82 2.41
6
7.41 2.30 7.19 2.46 6.94 2.61
10
8.05 2.43
7.84 2.60
7.62 2.77
15
8.70 2.53 8.48 2.73 8.27 2.90
20
9.17 2.61 8.95 2.83 8.70 3.05
* the above chart includes the weighted deicing infleuence.
LEGEND
TH – Total Heating Capacity, kW
PI – Power Input, kW
WB – Wet Bulb Temp., (
o
C)
DB – Dry Bulb Temp., (
o
C)
ID – Indoor
OU – Outdoor
5.14 Capacity Correction Factor Due to Tubing Length
5.14.1 Cooling
TOTAL TUBING LENGTH (One Way)
3m
7.5m
10m 15m 20m 25m 30m 40m 50m
1.03
1
0.976 0.946 --- --- --- --- ---
* Minimum recommended tubing length between indoor and outdoor units is 3m.
5.14.2 Heating
TOTAL TUBING LENGTH (One Way)
3m
7.5m
10m 15m 20m 25m 30m 40m 50m
1.05
1
0.979 0.965 --- --- --- --- ---
* Minimum recommended tubing length between indoor and outdoor units is 3m.