SMA AUTOMATIC SWITCH BOX M - Manual (Page 29)

SMA Solar Technology AG Electrical Connection
Installation Guide AS-BoxM-IEN091711 29
5.7 Connecting External Signal for Battery Feed-In
The grid feeding from the battery can be started or stopped through the floating contact
"Feed-In Signal". The relay output of a ripple control receiver, for example, can be connected to this
contact which can receive e.g. signals from the utility operator.
Cable Requirements
The cable type and laying method must be suitable for the application and use location.
Consent of the utility operators
Battery feed-in into the public grid may only be carried out with the consent of the
responsible utility operators.
Cable cross section