SMA BATFUSE-B.01 - Manual (Page 14)

6 Electrical Connection SMA Solar Technology AG
14 BatFuse-BE-en-30 Operating Manual
Terminals Battery Side (C)
6.2 Connecting the Sunny Island
Figure 5: Overview of terminals
Cable requirements:
☐ Conductor cross-section: specified by the Sunny Island
☐ External diameter: 14 mm to 21 mm
☐ Material of the conductor: copper
☐ Terminal lugs size M8, maximum width: 25 mm
Procedure:
1. Loosen the four screws of the enclosure lid.
2. Remove the enclosure lid of the BatFuse.
3. Open the load-break switch and remove it from the support.
4. Remove the cover.
5. Mount the terminal lugs on the DC+ cable and on the DC − cable of the Sunny Island.
BatFuse-B.01 BatFuse-B.03
Number of components to be
connected One battery and a maximum of
two Sunny Island Charger
devices One battery and a maximum of
four Sunny Island Charger
devices
External diameter of cables for
the battery 1 x 14 mm to 21 mm 2 x 14 mm to 21 mm
External diameter of cables for
the Sunny Island Charger 9 mm to 16 mm 9 mm to 16 mm
Terminal lug M8, maximum width: 25 mm M8, maximum width: 25 mm
Position Designation
A Terminal L+
B Terminal L −