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8. Technical Data
8.1
Operation Characteristics
8.1.1
WH-UD09JE5-1
Heating Characteristics at Different Outdoor Air Temperature
Condition
Outdoor air temperature : 7°C (DBT), 6°C (WBT)
Indoor water inlet temperature : 30°C
Indoor water outlet temperature : 35°C
Piping length : 7 m
9.100
8.500
7.900
7.300
6.700
6.100
-20
4.000
3.400
2.800
2.200
1.600
1.000
-20
-16
-12
-8
-16
-12
-8
-4
0
4
Outdoor Temperature (°C)
-4
0
4
Outdoor Temperature (°C)
29
8
12
16
20
8
12
16
20
24
28
24
28
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