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Electrical installation
Installer reference guide
121
ERGA04~08EAV3(A) + EHBH/X04+08EA/EJ6V+9W
Daikin Altherma 3 R W
4P629085-1 – 2020.08
In case of high voltage Smart Grid contacts
Wires (Smart Grid pulse meter): 0.5 mm²
Wires (high voltage Smart Grid contacts): 1 mm²
[9.8.4]=3 (
Benefit kWh power supply
=
Smart grid
)
[9.8.5]
Smart grid operation mode
[9.8.6]
Allow electrical heaters
[9.8.7]
Enable room buffering
[9.8.8]
Limit setting kw
The wiring of the Smart Grid in case of high voltage contacts is as follows:
S4S
3
4
X5M
X5M
13
14
K2A
K1A
5
6
9
10
K1A
L
N
L
N
STEP 3
a
b
c
d
e
f
STEP 1
STEP 2
A1
A2
4
3
2
1
X10M
K2A
A1
A2
2
1
STEP 1
Smart Grid relay kit installation
STEP 2
Low voltage connections
STEP 3
High voltage connections
1
High voltage Smart Grid contact 1
2
High voltage Smart Grid contact 2
a, b
Coil sides of relays
c, d
Contact sides of relays
e
Jumper (factory-mounted). If you also connect a safety thermostat (Q4L), replace the jumper with the
safety thermostat wires.
f
Smart Grid pulse meter
1
Install the components of the Smart Grid relay kit as follows:
a
b
c
d
e
K1A
K2A
X10M
×2
×4
K1A, K2A
Relays
X10M
Terminal block
a
Screws for X10M
b
Screws for K1A and K2A
c
Sticker to put on the high voltage wires
d
Wires between the relays and X5M (AWG22 ORG)
e
Wires between the relays and X10M (AWG18 RED)
