Daikin Altherma 3 WS EWSAH06UD 9W Series Installer's Reference Manual page 120

10 | LAN adapter
To connect the solar inverter/energy management system
Installer reference guide
120
The rest of the wiring to X1A differs depending on the digital outputs available on
the solar inverter/energy management system and/or on the Smart Grid operation
modes that you want the system to run in. For more information, see
4
Grid application" [ 129].
NOTICE
To prevent damage to the PCB, it is NOT allowed to connect the electrical wiring with
the connectors already connected to the PCB. First connect the wiring to the
connectors, then connect the connectors to the PCB.
INFORMATION
How the solar inverter/energy management system is connected to X1A depends on
the Smart Grid application. The connection described in the instructions below is for
the system to run in the "Recommended ON" operation mode. For more
information, see
WARNING
Make sure X1A/N+L are protected by a fast acting circuit breaker (rated current
100 mA~6 A, type B).
WARNING
When connecting the wiring to LAN adapter terminal X1A, make sure each wire is
securely fastened to the appropriate terminal. Use a screwdriver to open the wire
clamps. Make sure the bare copper wire is fully inserted into the terminal (bare
copper wire CANNOT be visible).
1
2
1 Open the following (see
1 Top panel
2 User interface panel
3 Front panel
4 Main switch box cover
2 Provide a detection voltage to X1A/N+L. Make sure X1A/N+L are protected by
a fast acting circuit breaker (100 mA~6 A, type B).
3 For the system to run in the "Recommended ON" operation mode (Smart Grid
application), connect the digital outputs of the solar inverter/energy
management system to LAN adapter digital inputs X1A/1+2 LAN.
"10.5 Smart Grid application" [
3
"7.2.2 To open the indoor
"10.5 Smart
4
129].
4
unit" [ 62]):
4
Daikin Altherma 3 WS
4P675765-1 – 2022.04
1
2
3
EWSAH/X06UD