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Electrical installation
9 Electrical installation
In this chapter
9.1 About connecting the electrical wiring
9.1.1 Precautions when connecting the electrical wiring
Installer reference guide
114
9.1
9.1.1
9.1.2
9.1.3
About electrical compliance .................................................................................................................................. 116
9.1.4
9.1.5
9.2
Connections to the outdoor unit............................................................................................................................................ 118
9.2.1
9.2.2
9.3
Connections to the indoor unit .............................................................................................................................................. 120
9.3.1
9.3.2
9.3.3
9.3.4
9.3.5
To connect the shut-off valve ................................................................................................................................ 131
9.3.6
9.3.7
9.3.8
To connect the alarm output ................................................................................................................................. 134
9.3.9
9.3.10
9.3.11
9.3.12
9.3.13
To connect a Smart Grid ........................................................................................................................................ 140
9.3.14
To connect the WLAN cartridge............................................................................................................................. 145
9.3.15
To connect the solar input ..................................................................................................................................... 146
9.3.16
To connect the DHW output.................................................................................................................................. 146
Before connecting the electrical wiring
Make sure:
▪
The refrigerant piping is connected and checked
▪
The water piping is connected
Typical workflow
Connecting the electrical wiring typically consists of the following stages:
▪
"9.2 Connections to the outdoor
▪
"9.3 Connections to the indoor
DANGER: RISK OF ELECTROCUTION
WARNING
▪
All wiring MUST be performed by an authorised electrician and MUST comply
with the applicable legislation.
▪
Make electrical connections to the fixed wiring.
▪
All components procured on-site and all electrical construction MUST comply
with the applicable legislation.
4
unit" [
118]
4
unit" [
120]
ERGA04~08EAV3+V3A+V37 + EHSH/X(B)04+08P30+50EF
Daikin Altherma 3 R ECH₂O
4P678716-1A - 2022.07