Electra PXD912 Service Manual page 50

PERFORMANCE DATA & PRESSURE CURVES
5.22.2 Heating Mode at 7.5m Tubing Connection.
230V : Indoor Fan at High Speed.
ENTERING AIR
WB OU COIL (°C)
-10
-7
-2
10
15
20
*
the above chart includes the weighted deicing infleuence.
LEGEND
TH – Total Heating Capacity, kW
PI – Power Input, kW
WB – Wet Bulb Temp., (
DB – Dry Bulb Temp., (
ID – Indoor
OU – Outdoor
5.23 Capacity Correction Factor Due to Tubing Length
5.23.1 Cooling
4m 7.5m
1.01
*
Minimum recommended tubing length between indoor and outdoor units is 3m.
5.23.2 Heating
4m 7.5m
1.02
*
Minimum recommended tubing length between indoor and outdoor units is 3m.
5-30
15
TH
4.79
5.16
5.48
2 6.66
6 8.55
9.30
10.04
10.58
o C)
o C)
TOTAL TUBING LENGTH
10m 15m
1 0.98 0.97
TOTAL TUBING LENGTH
10m 15m
1
0.99 0.99
CONTENT
ENTERING AIR DB ID COIL ( °C)
20
PI TH
2.10 4.61
2.16 4.98
2.18 5.30
6.39
2.29
2.46 8.30
2.60 9.05
2.71 9.79
2.79 10.33
20m 25m 30m
0.96 0.95 0.94
20m 25m 30m
0.98 0.97 0.97
25
PI TH
2.24 4.43
2.27 4.79
2.31 5.11
2.43
6.12
2.63 8.01
2.77 8.80
2.92 9.55
3.02 10.04
40m 50m
--- ---
40m 50m
--- ---
SM PXD 1-E.3 GB
PI
2.35
2.40
2.45
2.58
2.79
2.97
3.10
3.26