Daikin Altherma 3 R W Series - To Connect the Alarm Output; To Connect the Space Cooling;Heating ON;OFF Output

6 Electrical installation
Installation manual
23
EBBH/X11+16DF
Daikin Altherma 3 R W
4P643600-1B – 2021.10
[9.2.2] DHW pump
[9.2.3] DHW pump schedule
1 Open the following (see "4.2.1To open the indoor unit"[413]):
1 Front panel
1
2
3
2 Switch box cover
3 Switch box
2 Connect the domestic hot water pump cable to the appropriate
terminals as shown in the illustration below.
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.
6.3.6 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 "4.2.1To open the indoor unit"[413]):
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.
B
C
A
A
7Y1
CB
X2M
X2M
A4P
A4P
a
7 9
Y1YC
X1M
a Installation of EKRP1HBAA is required.
3 Fix the cable with cable ties to the cable tie mountings.
6.3.7 To connect the space cooling/heating ON/
OFF output
INFORMATION
Cooling is only applicable in case of:
▪ Reversible models
▪ Heating only models + conversion kit (EKHBCONV*)
Wires: (2+1)×0.75mm²
Maximum load: 0.3A, 250VAC
—
1 Open the following (see "4.2.1To open the indoor unit"[413]):
1 Front panel
1
2
3
2 Switch box cover
3 Switch box
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