5-2
PERFORMANCE DATA & PRESSURE CURVES
Revision Y06-01
Service Manual - LEX
5.1.2
Heating Mode at 7.5m Tubing Connection.
230V : Indoor Fan at High Speed.
*
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
OD –
Outdoor
5.2
Capacity Correction Factor Due to Tubing Length
5.2.1 Cooling
TOTAL TUBING LENGTH (One Way)
3m
7.5m
10m
15m
20m
25m
30m
40m
50m
1.02
1
0.961
0.949
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---
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*
Minimum recommended tubing length between indoor and outdoor units is 3m.
5.2.2 Heating
TOTAL TUBING LENGTH (One Way)
3m
7.5m
10m
15m
20m
25m
30m
40m
50m
1.05
1
0.975
0.965
---
---
---
---
---
*
Minimum recommended tubing length between indoor and outdoor units is 3m.
15
20
25
ENTERING WB
OD COIL(
o
C)
TH
Pl
TH
Pl
TH
Pl
-10
1.13
0.48
1.09
0.51
1.04
0.53
-7
1.21
0.49
1.17
0.51
1.13
0.54
-2
1.29
0.49
1.25
0.52
1.20
0.55
2
1.57
0.52
1.51
0.55
1.44
0.58
6
2.21
0.56
2.15
0.60
2.07
0.63
10
2.41
0.59
2.34
0.63
2.28
0.67
15
2.60
0.61
2.54
0.66
2.47
0.70
20
2.74
0.63
2.68
0.68
2.60
0.74
ENTERING AIR DB ID COIL(
O
C)
