Daikin ETVZ16S23EA9W Installation Manual page 20

6 Electrical installation
B
A
B
3 Fix the cables with cable ties to the cable tie mountings.
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:
X10M 1 2 3 4
A1 A1
A2 A2
N L N L K1A K2A
2 1
a b
STEP 3 STEP 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
×2
b
×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)
Installation manual
20
3 4 5 6 9 10 1314
X5M
X5M X5M
10 9 6 5 14 13 4
K1A K2A S4S
c d e f
STEP 2
d
K1A K2A
e
c
X10M
B
A
B
2 Connect the low voltage wiring as follows:
A
3
B
A
B
3 Connect the high voltage wiring as follows:
A
1
High voltage Smart Grid contact 1
2
High voltage Smart Grid contact 2
b b
K1A K2A
1 2 3 4
a
X10M
5 6 9 10
X5M
X5M.4
S4S
X5M.3
3 4 1314
X5M
X10M.1
L
1
X10M.2
N
X10M.3
L
2
X10M.4
N
ETVZ16S18+23EA6V+9W
Daikin Altherma 3 H HT F
4P644730-1 – 2021.02