Daikin 3MXM40N2V1B8, Installer'S Reference Manual

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9 | Electrical installation
Installer reference guide
51
3(A)MXM+3(A)MXF+4MXM+5MXM
R32 Split series
4P600463-1C – 2020.08
9 Electrical installation
In this chapter
9.1 About connecting the electrical wiring .................................................................................................................................. 51
9.1.1 Precautions when connecting the electrical wiring .............................................................................................. 51
9.1.2 Guidelines when connecting the electrical wiring ................................................................................................ 53
9.1.3 Specifications of standard wiring components ..................................................................................................... 54
9.2 To connect the electrical wiring to the outdoor unit ............................................................................................................ 55
9.1 About connecting the electrical wiring
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 heat pump.
2 Connecting the electrical wiring to the outdoor unit.
3 Connecting the electrical wiring to the indoor unit.
4 Connecting the main power supply of the indoor unit.
5 Connecting the main power supply of the gas boiler.
6 Connecting the communication cable between the gas boiler and the indoor
unit.
7 Connecting the user interface.
8 Connecting the shut-off valves.
9 Connecting the domestic hot water pump.
10 Connecting the alarm output.
11 Connecting the space heating ON/OFF output.
12 Connecting the safety thermostat.
9.1.1 Precautions when connecting the electrical wiring
DANGER: RISK OF ELECTROCUTION
WARNING
Appliance shall be installed in accordance with national wiring regulations.
WARNING
ALWAYS use multicore cable for power supply cables.
INFORMATION
Also read the precautions and requirements in the "2 General safety
precautions" [
4
5].
INFORMATION
Also read "9.1.3 Specifications of standard wiring components" [ 4 54].