9 | Electrical installation
Installer reference guide
50
2(A)MXM40+50 + 2(A)MXF40+50
R32 Split series
4P600463-2C – 2020.08
9 Electrical installation
In this chapter
9.1 About connecting the electrical wiring .................................................................................................................................. 50
9.1.1 Precautions when connecting the electrical wiring .............................................................................................. 50
9.1.2 Guidelines when connecting the electrical wiring ................................................................................................ 52
9.1.3 Specifications of standard wiring components ..................................................................................................... 53
9.2 To connect the electrical wiring to the outdoor unit ............................................................................................................ 53
9.1 About connecting the electrical wiring
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:
1 Making sure the power supply system complies with the electrical
specifications of the units.
2 Connecting the electrical wiring to the outdoor unit.
3 Connecting the electrical wiring to the indoor unit.
4 Connecting the main power supply.
9.1.1 Precautions when connecting the electrical wiring
WARNING
Appliance shall be installed in accordance with national wiring regulations.
DANGER: RISK OF ELECTROCUTION
INFORMATION
Also read the precautions and requirements in the "2 General safety
precautions"[45].
INFORMATION
Also read "9.1.3Specifications of standard wiring components"[453].
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.
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