Daikin EPRA08EAV3, Installer'S Reference Manual

Page: 126 / 292

9 | Electrical installation
Installer reference guide
126
EPRA08~W1 + ETVH/9W
Daikin Altherma 3 H MT F
4P634886-1 – 2021.03
A
X5M.4
X5M.3
S4S
X5M.10
X5M.9
S10S
X5M.6
X5M.5
S11S
2
1
B
A
B
X5M
3 4 5 6 9 10 1314
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:
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.