Connections To The Indoor Unit - Daikin Altherma 3 R F Installer's Reference Manual

9 | Electrical installation

9.3 Connections to the indoor unit

Installer reference guide
110
Item
Power supply (main)
Power supply (backup
heater)
Shut-off valve
Electricity meters
Domestic hot water pump
Alarm output
Space cooling/heating
operation control
Changeover to external
heat source control
Power consumption digital
inputs
Safety thermostat
Smart Grid
Description
See "9.3.1 To connect the main power
4
supply" [ 114].
See "9.3.2 To connect the backup heater power
4
supply" [ 116].
See "9.3.3 To connect the shut-off
See "9.3.4 To connect the electricity
See "9.3.5 To connect the domestic hot water
4
pump" [ 119].
See "9.3.6 To connect the alarm
See "9.3.7 To connect the space cooling/heating ON/
4
OFF output" [ 121].
See "9.3.8 To connect the changeover to external
4
heat source" [ 122].
See "9.3.9 To connect the power consumption
4
digital inputs" [ 123].
See "9.3.10 To connect the safety thermostat
(normally closed contact)" [
See "9.3.11 To connect a Smart
ERGA04~08EAV3(A) + EHVH04+08SU18+23EA6V
4
valve" [ 118].
4
meters" [ 119].
4
output" [ 120].
4
124].
4
Grid" [ 125].
Daikin Altherma 3 R F
4P629090-1 – 2020.08