Daikin Altherma 3 H HT ECH20, Installation Manual, Page: 21 / 44

6 Electrical installation
Installation manual
21
ETSH/X(B)16P30+50EF
Daikin Altherma 3 H HT ECH
₂ O
4P679468-1 – 2022.02
B
A
B
1~M
M2P
X 2M 1
7 8
A
3 Fix the cable with cable ties to the cable tie mountings. General
information, see
"6.3.1 To connect the electrical wiring to the
indoor unit" [
4
15].
6.3.8 To connect the alarm output
Wires: (2)×0.75 mm²
Maximum load: 0.3 A, 230 V AC
Maximum load: 1 A, 5 V DC
[9.D] Alarm output
1 Open the following (see "4.2.1 To open the indoor unit" [
4
7]):
1 User interface panel
1
3
4
2
2 Switch box
3 Switch box cover
4 Top cover
2 Connect the alarm output cable to the appropriate terminals as
shown in the illustration below.
A
B
B
1 2
X 2M 1
N/- L/+
Alarm output
Max. load
0,3 A - 230 V AC
1 A - 5 V DC
1 2
A
3 Fix the cable with cable ties to the cable tie mountings. General
information, see
"6.3.1 To connect the electrical wiring to the
indoor unit" [
4
15].
6.3.9 To connect the space cooling/heating ON/
OFF output
INFORMATION
Cooling is only applicable in case of reversible models.
Wires: (2)×0.75 mm²
Maximum load: 0.3 A, 230 V AC
Maximum load: 1 A, 5 V DC
—
1 Open the following (see "4.2.1 To open the indoor unit" [
4
7]):
1 User interface panel
1
3
4
2
2 Switch box
3 Switch box cover
4 Top cover
2 Connect the space cooling/heating ON/OFF output cable to the
appropriate terminals as shown in the illustration below.