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Electrical installation
Installer and user reference guide
62
FXSN50~112A2VEB
CO₂ Conveni-Pack: indoor unit
4P602817-1A – 2020.05
17 Electrical installation
In this chapter
17.1 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 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.
17.1.1 Precautions when connecting the electrical wiring
DANGER: RISK OF ELECTROCUTION
INFORMATION
Also read the precautions and requirements in the "General safety precautions"
chapter.
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.
WARNING
▪
If the power supply has a missing or wrong N-phase, equipment might break
down.
▪
Establish proper earthing. Do NOT earth the unit to a utility pipe, surge absorber,
or telephone earth. Incomplete earthing may cause electrical shock.
▪
Install the required fuses or circuit breakers.
▪
Secure the electrical wiring with cable ties so that the cables do NOT come into
contact with sharp edges or piping, particularly on the high-pressure side.
▪
Do NOT use taped wires, stranded conductor wires, extension cords, or
connections from a star system. They can cause overheating, electrical shock or
fire.
