SMA AUTOMATIC SWITCH BOX L - Manual (Page 30)

Electrical Connection SMA Solar Technology AG
30 AS-BoxL-IEN084410 Installation Guide
5.6 Connecting the Sunny Backup
Cable requirements
The cable type and laying method must be suitable for the application and location of use.
Safeguarding the Sunny Backup
Sunny Backups are protected with one C32 A line circuit breaker per phase inside the
Automatic Switch Box.
Cable cross-section
SMA Solar Technology recommends cables with a cross-section of 6 mm
2
.
Object Description Value
A Cable cross-section Max. 6 mm
2
B Strip insulation 13 - 15 mm