Electrical Installation; About Connecting The Electrical Wiring; Precautions When Connecting The Electrical Wiring - Daikin ERLA03DAV3 Installer's Reference Manual
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Also See for ERLA03DAV3:
- Installer's reference manual (196 pages) ,
- Installer's reference manual (212 pages)
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8 Electrical installation
In this chapter
8.1 About connecting the electrical wiring
8.1.1 Precautions when connecting the electrical wiring
ERLA03DAV3 + EHFZ03S18DJ3V
Daikin Altherma 3 R F
4P596821-1A - 2020.05
WARNING
Make sure that the electrical wiring does NOT touch the refrigerant gas pipe, which
can be very hot.
a Refrigerant gas pipe
8.1
About connecting the electrical wiring ..................................................................................................................................
8.1.1
Precautions when connecting the electrical wiring ..............................................................................................
8.1.2
Guidelines when connecting the electrical wiring ................................................................................................
8.1.3
Specifications of standard wiring components .....................................................................................................
8.1.4
About electrical compliance ..................................................................................................................................
8.1.5
About preferential kWh rate power supply...........................................................................................................
8.1.6
Overview of electrical connections except external actuators.............................................................................
8.2
Connections to the outdoor unit............................................................................................................................................
8.2.1
To connect the electrical wiring to the outdoor unit ............................................................................................
8.3
Connections to the indoor unit ..............................................................................................................................................
8.3.1
To connect the main power supply .......................................................................................................................
8.3.2
To connect the backup heater power supply........................................................................................................
8.3.3
To connect the user interface................................................................................................................................
8.3.4
To connect the shut-off valve ................................................................................................................................
8.3.5
To connect the electricity meters..........................................................................................................................
8.3.6
To connect the domestic hot water pump............................................................................................................
8.3.7
To connect the alarm output .................................................................................................................................
8.3.8
To connect the space heating ON/OFF output......................................................................................................
8.3.9
To connect the changeover to external heat source ............................................................................................
8.3.10
To connect the power consumption digital inputs ...............................................................................................
8.3.11
To connect the safety thermostat (normally closed contact)...............................................................................
8.4
After connecting the electrical wiring to the indoor unit......................................................................................................
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:
▪
"8.2 Connections to the outdoor
▪
"8.3 Connections to the indoor
DANGER: RISK OF ELECTROCUTION
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