SMA EV Charger 7.4 - SMA Speedwire Communication; Wi-Fi Connectivity Options; SMA Smart Connected Service; LED Status Indicators

4 Product Overview
SMA Solar Technology AG
Operating manual EVCxx-10-BE-en-10 15
SMASpeedwire
The product is equipped with SMASpeedwire as standard. SMASpeedwire is a type of
communication based on the Ethernet standard. SMASpeedwire is designed for a data transfer
rate of 100Mbps and enables optimum communication between Speedwire devices within
systems.
The products supports the encrypted system communication with SMA Speedwire Encrypted
Communication. In order to be able to use the Speedwire encryption in the system, all Speedwire
devices, except for the SMAEnergyMeter, must support the function SMA Speedwire Encrypted
Communication.
Wi-Fi connection to SMA 360° app and SMA Energy app
There is a QR code on the product by default. By scanning the QR Code attached to the product
via the SMA 360° app or SMA Energy app, access to the product is established via Wi-Fi and the
connection to the user interface is made automatically.
WLAN
The product is equipped with a WLAN interface as standard. The inverter is delivered with the
WLAN interface activated as standard. If you do not want to use WLAN, you can deactivate the
WLAN interface.
In addition, the product has a WPS function. The WPS function is for automatically connecting the
product to a network (e.g. via router) and establish a direct connection between the product and
an end device.
Limited function in the event of frost
The integrated Wi-Fi interface of the product is only designed for temperatures down to -20°C.
• Deactivate the Wi-Fi interface at low temperatures.
SMA Smart Connected
SMA Smart Connected is the free monitoring of the product via the SMA SunnyPortal. Thanks to
SMA Smart Connected, the operator and qualified person will be informed automatically and
proactively about product events that occur.
SMA Smart Connected is activated during registration in SunnyPortal. In order to use SMA Smart
Connected, it is necessary that the product is permanently connected to SunnyPortal and the data
of the operator and qualified person is stored in SunnyPortal and up-to-date.
4.4 LED Signals
The LEDs indicate the operating state of the product.
LED signal Explanation
The green LED is flashing
slowly (2seconds on and
2seconds off)
Waiting for start conditions
The conditions for charging operation are not yet met. As soon as
the conditions are met, the EV Charger will start charging operation.
The green LED is flashing
fast: 0.5s on and 0.5s off
Software update
The product is carrying out a software update.