Airwell FBF030 - Page 29

5-14
PERFORMANCE DATA & PRESSURE CURVES
SM FBFRPM 1-A.0 GB
5.10.2 Heating Mode at 7.5m Tubing Connection.
230V : Indoor Fan at High Speed.
ENTERING AIR
WB OU COIL ( °C)
ENTERING AIR DB ID COIL ( °C)
15 20 25
TH PI TH PI TH PI
-10
5.36 2.72 5.15 2.90 4.95 3.04
-7
5.76 2.79 5.56 2.94 5.36 3.10
-2
6.12 2.82 5.92 2.99 5.71 3.16
2
7.45 2.96
7.14 3.15
6.83 3.33
6
10.51 3.18 10.20 3.40 9.84 3.61
10
11.42 3.36
11.12 3.59
10.81 3.84
15
12.34 3.50 12.04 3.77 11.73 4.01
20
13.01 3.60 12.70 3.91 12.34 4.22
* 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
5.11 Capacity Correction Factor Due to Tubing Length (One Way)
TOTAL TUBING LENGTH
4m
7.5m
10m 15m 20m 25m 30m 40m 50m
1.01
1
0.98 0.97 0.96 0.95 0.94 0.93 0.90
* Minimum recommended tubing length between indoor and outdoor units is 4m.
5.11.1 Heating
TOTAL TUBING LENGTH
4m
7.5m
10m 15m 20m 25m 30m 40m 50m
1.02
1
0.99 0.99 0.98 0.97 0.97 0.96 0.95
* Minimum recommended tubing length between indoor and outdoor units is 4m.