SMA EV CHARGER 7.4 Manual De Operación página 16

4 Product Overview
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.
Wi-Fi
The product is equipped with a Wi-Fi 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 a
smart 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.
Charging release via app
To protect the charging station against unauthorized access, you can activate the Load release
via app as of firmware version 1.02.##.R. After activation, the charging station is locked and each
charging process must be released via the SMA Energy App. Charging approval applies to the
active charging process. When charging is complete, the charging station is locked again.
Activation can be performed during commissioning via the installation wizard under Load settings
or during operation via the user interface under Device configuration.
Device Key (DEV KEY)
The device key allows you to reset the administrator account and assign a new password if you
forget the administrator password for the product. The device key can be used to prove the identity
of the product in digital communication. The Device Key is located on the back of the quick
reference guide that comes with the product. Keep the device key safe in case you forget the
administrator password.
Digital inputs
The charging station is equipped with digital inputs as standard.
The digital input X1300 is intended for connection of a ripple control receiver or remote terminal
unit for control of the charging station by the grid operator.
16 EVCxx-10-BE-en-11
SMA Solar Technology AG
Operating manual