208
Heating Characteristics at Different Piping Length
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
Piping Length (m)
Piping Length (m)
In
pu
t P
ow
e
r
（
kW
)
Piping Length (m)
C
apa
ci
ty
(k
W
)
1.000
1.020
1.040
1.060
1.080
1.100
3
4
5
6
7
8
9
10
11
12
13
14
15
4.600
4.720
4.840
4.960
5.080
5.200
3
4
5
6
7
8
9
10
11
12
13
14
15