Electra GC 22 ST, Service Manual

Page: 133 / 165

5-86
PERFORMANCE DATA & PRESSURE CURVES
Revision Y05-03 Service Manual - WNG
5.64.2 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 2.49 1.35 2.40 1.44 2.30 1.51
-7 2.68 1.39 2.59 1.46 2.49 1.54
-2 2.85 1.40 2.76 1.49 2.66 1.57
2 3.47 1.47 3.33 1.56 3.18 1.66
6 4.89 1.58 4.75 1.69 4.58 1.79
10 5.32 1.67 5.18 1.78 5.04 1.91
15 5.75 1.74 5.61 1.88 5.46 1.99
20 6.06 1.79 5.91 1.94 5.75 2.10
*
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
5.65 Capacity Correction Factor Due to Tubing Length
5.65.1 Cooling
TOTAL TUBING LENGTH (One Way)
3m 7.5m 10m 15m 20m 25m 30m 40m 50m
1.04 1 0.978 0.935 --- --- --- --- ---
*
Minimum recommended tubing length between indoor and outdoor units is 3m.
5.65.2 Heating
TOTAL TUBING LENGTH (One Way)
3m
7.5m
10m 15m 20m 25m 30m 40m 50m
1.02 1 0.990 0.970 --- --- --- --- ---
*
Minimum recommended tubing length between indoor and outdoor units is 3m.