To Connect The Shut-Off Valve - Daikin EPRA08EAV3 Installer's Reference Manual

9 | Electrical installation

9.3.3 To connect the shut-off valve

Installer reference guide
116
NOTICE
Do NOT cut or remove the backup heater power supply cable.
INFORMATION
Shut-off valve usage example. In case of one LWT zone, and a combination of
underfloor heating and heat pump convectors, install a shut-off valve before the
underfloor heating to prevent condensation on the floor during cooling operation.
For more information, see the installer reference guide.
Wires: 2×0.75 mm²
Maximum running current: 100 mA
230 V AC supplied by PCB
[2.D] Shut off valve
1 Open the following (see
1 Top panel
2 User interface panel
3 Upper switch box cover
2 Connect the valve control cable to the appropriate terminals as shown in the
illustration below.
NOTICE
Wiring is different for a NC (normally closed) valve and a NO (normally open) valve.
A
"7.2.5 To open the indoor
M2S
EPRA08~12EAV3+W1 + ETVH/X12S18+23EA6V+9W
4
unit" [ 68]):
1
3
2
Daikin Altherma 3 H MT F
4P634886-1 – 2021.03