SMA Solar Technology AG
Electrical Connection of the Sunny Backup 2200
Technical Description
SBU2200-TEN083320
53
7.2.3 Connecting the Battery
Connect a suitable battery to the DC side (see section 23 „Technical Data“ (163)).
The DC connection must be established in observance of all applicable regulations
(e.g., DIN EN 50272-2, "Safety Requirements for Batteries and Battery Systems - Part 2: Stationary
Batteries").
DANGER!
Risk of death by electric shock while battery is connected.
• First complete all installation work in the backup system before inserting the NH fuse
into the BatFuse A.01 bracket.
DANGER!
Risk of burns or death from arcing and short-circuiting when connecting the
battery.
• Follow all safety and maintenance instructions provided by the battery manufacturer!
• Use a specialized (insulated) tool for attaching and installing the battery.
• Make sure the cross-section of the cables is adequate and the polarity of the cables
leading to the battery is correct.