Electrical Installation; About Connecting The Electrical Wiring; Precautions When Connecting The Electrical Wiring - Daikin VRV 5 REYA8A7Y1B Installer And User Manual

20 Electrical installation

In this chapter

20.1 About connecting the electrical wiring

20.1.1 Precautions when connecting the electrical wiring

REMA5+REYA8~20A7Y1B
VRV 5 heat recovery
4P687640-1 - 2022.07
CAUTION
See "3 Specific installer safety
complies with all safety regulations.
20.1 About connecting the electrical wiring .................................................................................................................................. 115
20.1.1 Precautions when connecting the electrical wiring .............................................................................................. 115
20.1.2 About the electrical wiring..................................................................................................................................... 117
20.1.3 Guidelines when knocking out knockout holes ..................................................................................................... 118
20.1.4 About electrical compliance .................................................................................................................................. 119
20.1.5 Safety device requirements ................................................................................................................................... 120
20.2 To route and fix the transmission wiring ............................................................................................................................... 121
20.3 To connect the transmission wiring ....................................................................................................................................... 123
20.4 To finish the transmission wiring ........................................................................................................................................... 123
20.5 To route and fix the power supply ......................................................................................................................................... 124
20.6 To connect the power supply................................................................................................................................................. 124
20.7 To connect the external outputs............................................................................................................................................ 126
20.8 To check the insulation resistance of the compressor .......................................................................................................... 127
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.
DANGER: RISK OF ELECTROCUTION
WARNING
The appliance MUST be installed in accordance with national wiring regulations.
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
ALWAYS use multicore cable for power supply cables.
20 Electrical installation
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4
instructions" [ 13] to make sure this installation
Installer and user reference guide
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