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7
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Unit installation
Installer reference guide
69
ERGA04~08EA + EHBH/X04+08EF
Daikin Altherma 3 R W
4P629085-1B – 2021.11
7.1.3 Installation site requirements of the indoor unit
INFORMATION
Also read the precautions and requirements in the
▪
The indoor unit is designed for indoor installation only and for the following
ambient temperatures:
-
Space heating operation: 5~30°C
-
Space cooling operation: 5~35°C
-
Domestic hot water production: 5~35°C
INFORMATION
Cooling is only applicable in case of reversible models.
▪
Mind the measurement guidelines:
Maximum refrigerant piping length
(a)
between indoor unit and
outdoor unit
30 m
Minimum refrigerant piping length
(a)
between indoor unit and
outdoor unit
3 m
Maximum height difference between indoor unit and outdoor unit:
When outdoor unit (ERGA06EAV3H or ERGA08EAV3H) is at
highest location
30 m
When outdoor unit (ERGA04EAV3 or ERGA04~08EAV3A) is
at highest location
20 m
When indoor unit is at highest location
20 m
Maximum distance between the 3‑way valve and the indoor
unit (for installations with domestic hot water tank)
3 m
Maximum distance between the domestic hot water tank and
the indoor unit (for installations with domestic hot water tank)
10 m
(a)
Refrigerant piping length is the one-way length of liquid piping.
▪
Mind the following spacing installation guidelines:
H
≥
1150
≥
200
≥
200
≥
500
(mm)
≥450
H
Height measured from the bottom of the casing to the floor
Additionally to the spacing guidelines: The room where you install the indoor unit
must also comply with the conditions described in
70].
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