Airwell ONG3-17 R410A, Service Manual

Page: 19 / 127

Performance Data
Service Manual-CN Fixed RPM series
5-6
5.3.2 Heating Capacity (kW)
ENTERING AIR DB ID COIL(
O
c)
15 20 25
ENTERING
WB OD
COIL(
o
C)
TH Pl TH Pl TH Pl
-10 2.76 1.27 2.65 1.35 2.55 1.42
-7
2.97 1.30 2.86 1.38 2.76 1.45
-2 3.15 1.32 3.05 1.40 2.94 1.48
2 3.83 1.38 3.68 1.47 3.52 1.56
6 5.41 1.49 5.25 1.59 5.07 1.69
10 5.88 1.57 5.72 1.68 5.57 1.79
15 6.35 1.64 6.20 1.76 6.04 1.88
20
6.69 1.69 6.54 1.83 6.35 1.97
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
5.3.3 Capacity Correction Factor Due to Tubing Length
Cooling
TOTAL TUBING LENGTH
3m 7.5m 10m 15m 20m 25m 30m 40m 50m
1.04 1 0.977 0.930 --- --- --- --- ---
*
Minimum recommended tubing length between indoor and outdoor units is 3m.
Heating
TOTAL TUBING LENGTH
3m
7.5m
10m 15m 20m 25m 30m 40m 50m
1.05
1
0.974 0.923 --- --- --- --- ---
*
Minimum recommended tubing length between indoor and outdoor units is 3m.