To Connect The Space Cooling/Heating On/Off Output - Daikin Altherma 3 R F Installer's Reference Manual

8 | Electrical installation

8.3.8 To connect the space cooling/heating ON/OFF output

Installer reference guide
102
1 Top panel
2 Upper front panel
3 Upper switch box cover
2 Connect the alarm output cable to the appropriate terminals as shown in the
illustration below.
2 1
X2M 7
9
A4P Y1 YC
A
B
A
B
a Installation of EKRP1HBAA is required.
b Prewiring between X2M/7+9 and Q1L (= thermal protector backup heater). Do NOT change.
3 Fix the cable with cable ties to the cable tie mountings.
INFORMATION
Cooling is only applicable in case a conversion kit (EKHVCONV3) is installed.
Wires: (2+1)×0.75 mm²
Maximum load: 0.3 A, 250 V AC
1+2 Wires connected to the alarm output
3 Wire between X2M and A4P
A4P Installation of EKRP1HBAA is
required.
3
7
7 9
X2M
b
Y1
A4P
a
ERLA03DAV3 + EHFH03S18DJ3V
Daikin Altherma 3 R F
4P596806-1 – 2019.10
1
3
2