Connecting The Electrical Wiring; About Connecting The Electrical Wiring; Precautions When Connecting The Electrical Wiring; Guidelines When Connecting The Electrical Wiring - Daikin FXFQ20BVEB Installer And User Reference Manual

6 | Installation

6.4 Connecting the electrical wiring

6.4.1 About connecting the electrical wiring

6.4.2 Precautions when connecting the electrical wiring

6.4.3 Guidelines when connecting the electrical wiring

Installer and user reference guide
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NOTICE
Make sure to insulate all refrigerant piping. Any exposed piping might cause
condensation.
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.
INFORMATION
Also read the precautions and requirements in the following chapters:
▪
General safety precautions
▪
Preparation
DANGER: RISK OF ELECTROCUTION
WARNING
ALWAYS use multicore cable for power supply cables.
WARNING
Use an all-pole disconnection type breaker with at least 3 mm between the contact
point gaps that provide full disconnection under overvoltage category III.
WARNING
If the supply cord is damaged, it MUST be replaced by the manufacturer, its service
agent or similarly qualified persons in order to avoid a hazard.
Keep the following in mind:
▪ If stranded conductor wires are used, install a round crimp-style terminal on the
end of the wire. Place the round crimp-style terminal on the wire up to the
covered part and fasten the terminal with the appropriate tool.
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FXFQ20~125BVEB
VRV system air conditioner
4P561452-1B – 2021.07