2 ssm8-21-bs-jp/ssm16-21-bs-jp, 4 connecting the string cables – SMA SSM8-21-BS User Manual
Page 26
6 Electrical Connection
SMA Solar Technology AG
26
SSMxx-21-IA-BS-JP-en-20
Installation Manual
6.3.2 SSM8-21-BS-JP/SSM16-21-BS-JP
The features of the Sunny String-Monitor are dependent on the order option. The maximum configuration of the
Sunny String-Monitor is shown in the overview diagrams.
Figure 11: Connections (with the SSM16-21-BS-JP as an example)
6.4 Connecting the String Cables
SMA Solar Technology AG recommends using bootlace ferrules for connecting the string cables to the fuse holders.
Cable requirements:
☐ PV1-F cable must be available.
☐ Conductor cross-section of the string cable for connection of one string cable to the fuse holders: 0.75 mm
2
to
16 mm
2
Position
Designation
A
Terminals for string cables, positive terminal
B
Terminal for data cables
C
Terminal for DC main cable, positive terminal
D
Grounding cable connection
E
Terminal for DC main cable, negative terminal
F
Terminals for string cables, negative terminal