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6 Electrical installation
6.7
To connect the electricity meters
Wires: 2 (per meter)×0.75 mm²
Electricity meters: 12 V DC pulse detection (voltage supplied
by PCB)
[9.A] Energy metering
INFORMATION
In case of an electricity meter with transistor output, check
the polarity. The positive polarity MUST be connected to
X5M/6 and X5M/4; the negative polarity to X5M/5 and
X5M/3.
1 Open the following (see
"4.2.1 To open the indoor
1 Top panel
2 User interface panel
3 Installer switch box cover
2 Connect the electricity meters cable to the appropriate terminals
as shown in the illustration below.
S3S
1×
3 Fix the cable with cable ties to the cable tie mountings.
6.8
To connect the domestic hot water
pump
Wires: (2+GND)×0.75 mm²
DHW pump output. Maximum load: 2 A (inrush), 230 V AC,
1 A (continuous)
[9.2.2] DHW pump
[9.2.3] DHW pump schedule
1 Open the following (see
"4.2.1 To open the indoor
1 Top panel
2 User interface panel
3 Installer switch box cover
Installation manual
20
unit" [ 4 6]):
1
3
2
S2S
2×
X5M
1×
unit" [ 4 6]):
1
3
2
2 Connect the domestic hot water pump cable to the appropriate
terminals as shown in the illustration below.
M
M2P
1~
2×
X2M
1×
3 Fix the cable with cable ties to the cable tie mountings.
6.9
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
1 Top panel
2 User interface panel
3 Front panel
4 Installer switch box cover
5 Main switch box cover
2 Connect the alarm output cable to the appropriate terminals as
shown in the illustration below. Make sure to put wires 2 and 3
between the installer switch box and main switch box in a cable
sleeve (field supply) so that they are double insulated.
2
1+2
1
X2M
14a 21
b
a
2
3
A4P
Y1
YC
1×
unit" [ 4 6]):
1
5
Wires connected to the alarm
output
3
Wire between the installer
switch box and main switch
box
a
Installation of EKRP1HBAA is
required.
b
Cable sleeve (field supply)
EGSAH/X06+10UD
Daikin Altherma 3 GEO
4P598591-1C – 2023.02
4
2
3
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