Daikin ETSHB16P30EF, Installer'S Reference Manual

Page: 117 / 308

9 | Electrical installation
Installer reference guide
117
EPRA14~W1 + ETSH/X(B)16P30+50EF
Daikin Altherma 3 H HT ECH₂O
4P679467-1 – 2022.02
Item Description
Human Comfort Interface See:
▪ Installation and operation manual of the
Human Comfort Interface
▪ Addendum book for optional equipment
Wires: 2×(0.75~1.25 mm²)
Maximum length: 500 m
[2.9] Control
[1.6] Room sensor offset
WLAN module See:
▪ Installation manual of the WLAN module
▪ Addendum book for optional equipment
Use the cable delivered with the WLAN
module.
[D] Wireless gateway
for room thermostat (wired or wireless):
In case of… See…
Wireless room thermostat ▪ Installation manual of the wireless room
thermostat
▪ Addendum book for optional equipment
Wired room thermostat
without multi-zoning base unit ▪ Installation manual of the wired room
thermostat
▪ Addendum book for optional equipment
Wired room thermostat with
multi-zoning base unit ▪ 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)
9.3.1 To connect the electrical wiring to the indoor unit
Remark : All cables which will be connected to the switch box of the ECH
2
O must be
fixed by strain relief.
To have easier access to the switch box itself and the routing of cables the switch
box can be lowered (see
"7.2.5 To open the indoor unit" [
4
73]).