Decommissioning
SMA America, LLC
96
SB20_25_30HFUS-eng-IUS113711
Installation Guide
Removing cables of the PV plant from the DC side of the DC-Disconnect
(without optional string fuses)
1. Remove cables of the PV strings from the terminals
(A) and (B).
2. If the cables of the PV strings are connected to the
screw clamps (C) and (D):
– Loosen the screws of the screw clamps
(C) and (D) counterclockwise.
– Pull the cables from the screw clamps (C) and
(D).
3. Pull the cables of the PV string, the grounding cable
of the PV plant and the grounding cable of the
ground rod through the opening of the
SMA DC-Disconnect enclosure.
☑ The cables of the PV plant are removed from the DC side of the SMA DC-Disconnect.
Using DC-Terminal blocks
Disconnect the wires to the DC terminal block as described in section 12.7.2 ”Disconnect
wires from DC terminal block” (page 101).
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