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Figure 12: Grounding point
Connecting PV Strings to the SMI
The following procedure describes how to connect the DC cables from the power
optimizer strings to the SMI. A typical installation has up to 18 strings connected to an
SMI through a combiner box.
Figure 13: String connection
SMI-180 Installation Guide MAN-01-00157-1.1
15
Connecting PV Strings to the SMI