4. Water piping work
4.5. Available range (Water flow rate, return water temp.)
■ Heating
Minimum return water temperature due to the water quantity of system
29
26
23
20
17
14
11
8
5
17
20
■ Cooling
Minimum return water temperature due to the water quantity of system
17
15
13
11
9
7
5
17
20
Note:
Be sure to avoid the unavailable range during defrosting.
Otherwise, the outdoor unit is insufficiently defrosted and/or the heat exchanger of the indoor unit may freeze.
Available range
23
26
29
32
Water flow rate [L/min]
Available range
23
26
29
32
Water flow rate [L/min]
15 L~25 L
25 L~40 L
40 L~60 L
over 60 L
35
38
35
38
en
9