SMA EV Charger 7.4 - Communication System Design

4 Product Overview
SMA Solar Technology AG
Operating manual EVCxx-10-BE-en-10 19
4.5.2 Communication Overview
SUNNY PORTAL
SUNNY
HOME MANAGER 2.0
SUNNY BOY
STORAGE
Ethernet LAN
CAN
SUNNY BOY
SMA
EV CHARGER
SMA APPs
Public Internet
SWITCH
INTERNET
ROUTER
Radio
BATTERY
Ripple control signal
RIPPLE CONTROL
RECEIVER
GRID OPERATOR
VEHICLE
Digital signal
AC
Figure 5: Design of system communication