Electra Wmz 9 - Page 50

5-30
PERFORMANCE DATA & PRESSURE CURVES
Revision Y05-01 Service Manual - WMZ
5.22.2 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
1.76 1.02 1.69 1.09 1.62 1.15
-7
1.89 1.05 1.83 1.11 1.76 1.17
-2
2.01 1.06 1.94 1.13 1.88 1.19
2
2.45 1.11
2.35 1.18
2.24 1.25
6
3.45 1.20 3.35 1.28 3.23 1.36
10
3.75 1.26
3.65 1.35
3.55 1.44
15
4.05 1.32 3.95 1.42 3.85 1.51
20
4.27 1.36 4.17 1.47 4.05 1.59
* 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
5.23 Capacity Correction Factor Due to Tubing Length
5.23.1 Cooling
TOTAL TUBING LENGTH (One Way)
3m
7.5m
10m 15m 20m 25m 30m 40m 50m
1.02
1
0.984 0.952 --- --- --- --- ---
* Minimum recommended tubing length between indoor and outdoor units is 3m.
5.23.2 Heating
TOTAL TUBING LENGTH (One Way)
3m
7.5m
10m 15m 20m 25m 30m 40m 50m
1.03
1
0.982 0.947 --- --- --- --- ---
* Minimum recommended tubing length between indoor and outdoor units is 3m.