8 | Electrical installation
Installer reference guide
37
CTXM15+FTXM20~42+ATXM20~35R2/5V1B + FTXM50~71R2V1B +
ATXM50R2V1B
Daikin room air conditioner
4P518023-8G – 2020.06
8 Electrical installation
In this chapter
8.1 About connecting the electrical wiring .................................................................................................................................. 37
8.1.1 Precautions when connecting the electrical wiring .............................................................................................. 37
8.1.2 Guidelines when connecting the electrical wiring ................................................................................................ 38
8.1.3 Specifications of standard wiring components ..................................................................................................... 39
8.2 To connect the electrical wiring to the indoor unit ............................................................................................................... 39
8.1 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.
8.1.1 Precautions when connecting the electrical wiring
DANGER: RISK OF ELECTROCUTION
INFORMATION
Also read the precautions and requirements in the "General safety precautions"
chapter.
INFORMATION
Also read "8.1.3Specifications of standard wiring components"[439].
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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