Daikin ERGA04EAV3A, Installer'S Reference Manual

Page: 103 / 264

9 | Electrical installation
Installer reference guide
103
ERGA04~08EAV3(A) + EHBH/X04+08EA/EJ6V+9W
Daikin Altherma 3 R W
4P629085-1 – 2020.08
Item Description
Power consumption digital
inputs See "9.3.9 To connect the power consumption
digital inputs" [
4
117].
Safety thermostat See "9.3.10 To connect the safety thermostat
(normally closed contact)" [
4
118].
Smart Grid See "9.3.11 To connect a Smart Grid" [
4
119].
Room thermostat (wired or
wireless) In case of wireless room thermostat , see:
▪ Installation manual of the wireless room
thermostat
▪ Addendum book for optional equipment
In case of wired room thermostat without
multi-zoning base unit
, see:
▪ Installation manual of the wired room
thermostat
▪ Addendum book for optional equipment
In case of wired room thermostat with
multi-zoning base unit
, see:
▪ Installation manual of the wired room
thermostat (digital or analogue) + multi-
zoning base unit
▪ Addendum book for optional equipment
▪ In this case:
- You need to connect the wired room
thermostat (digital or analogue) to the
multi-zoning base unit
- You need to connect the multi-zoning
base unit to the outdoor unit
- For cooling/heating operation, you also
need to implement a relay (field supply,
see addendum book for optional
equipment)
Wires: 0.75 mm²
Maximum running current: 100 mA
For the main zone:
▪ [2.9] Control
▪ [2.A] Thermostat type
For the additional zone:
▪ [3.A] Thermostat type
▪ [3.9] (read-only) Control