Daikin Altherma 3 H MT W - To Connect the Alarm Output

9 | Electrical installation
Installer reference guide
119
EPRA08~12EAV3+W1 + ETBH/X12EF6V+9W
Daikin Altherma 3 H MT W
4P634885-1 – 2021.03
B
C
A
A
1~
M
M2P
C
1 2
X2M
B
X2M
3 Fix the cable with cable ties to the cable tie mountings.
9.3.6 To connect the alarm output
Wires: (2+1)×0.75mm²
Maximum load: 0.3A, 250VAC
[9.D] Alarm output
1 Open the following (see "7.2.5To open the indoor unit"[471]):
1 Front panel
1
2
3
2 Switch box cover
3 Switch box
2 Connect the alarm output cable to the appropriate terminals as shown in the
illustration below.
7
9
YCY1
X2M
12
3
A4P
1+2 Wires connected to the alarm output
3 Wire between X2M and A4P
A4P Installation of EKRP1HBAA is
required.