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Unit installation
Installer reference guide
52
ERLA EHFZ03S18DJ3V
Daikin Altherma 3 R F
4P596821-1B – 2021.10
Additionally, in areas with ambient temperatures between –7°C and –15°C, and
depending on the altitude of the unit, the installation of a bottom plate heater
(EKBPHT03D) may be required to guarantee outdoor unit operation.
500
1000
1500
2000
-10
-5
-7
0
A (m)
T (C°)
2500
-15
e
d
c
a
b
A
Altitude
T
Temperature
a
No special installation requirements
b
Below 1000 m, no bottom plate heater is installed. Set [8-0E] = –15°C.
c
Unit between 1000 m and 1500 m altitude — Bottom plate heater required. Set
[8-0E] = –15°C.
d
Unit between 1500 m and 2000 m altitude — Bottom plate heater required and set
[8-0E] = –15°C. If the unit is within 3 km of any lakes or rivers, [8-0E] = –7°C.
e
Outdoor unit operation not possible below –7°C (backup heater operation only).
[8-0E] = –7°C.
7.1.3 Installation site requirements of the indoor unit
INFORMATION
Also read the precautions and requirements in the
10].
▪
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
▪
Mind the following measurements guidelines:
Maximum refrigerant piping length
(a)
between indoor unit and
outdoor unit
20 m
Minimum refrigerant piping length
(a)
between indoor unit and
outdoor unit
3 m
Maximum height difference between indoor unit and outdoor
unit
20 m
(a)
Refrigerant piping length is the one-way length of liquid piping.
▪
Mind the following spacing installation guidelines:
≥300
≥500
(mm)
≥600
