SMA Backup 3P Kit

The SMA Backup 3P Kit offers a powerful and automatic, reliable backup power solution
that supplies the home completely on all 3 phases in the event of a power failure thanks to phase coupling.
 It can be easily installed in the existing meter cabinet.

The SMA Backup 3P Kit is only compatible with the Sunny Boy Smart Energy and may only be installed in the TN-C-S network.
Only for use in Germany. 

Flexible
Protects all single-phase consumers (max. 63 A final fuse)
Adjustable switching times between backup power and parallel grid operation  

Easy installation
DIN rail mounting in the meter cabinet
Simple wiring using push-in connection terminals 

Convenience and safety
Automatic supply of loads in the event of a power failure thanks to power failure detection
Low self-consumption in parallel grid operation (less than 1 watt)