SMA America, LLC 6 Electrical Connection
Installation Manual SB30-40-US-IA-en-33 41
6.3.3 Connecting the AC Cable of the DC Disconnect to the Inverter
The power distribution grid is connected to the inverter via the DC Disconnect.
Inserting the AC cable of the DC Disconnect into the inverter
1. Open the inverter (see Section 9.1).
2. In order to insert the AC cable of the
DC Disconnect, pierce a hole in the center of the
rubber grommet in the enclosure opening.
Use a screwdriver for this.
3. Insert the AC cable of the DC disconnect into the inverter through the rubber grommet.
4. Pull back the AC cable of the DC Disconnect slightly. This seals the rubber grommet.
Connecting the AC cable of the DC Disconnect to the inverter
Figure 16: AC connecting terminal plate for connecting the AC cable of the DC Disconnect
Position Designation
A Screw terminal "L1"
B Screw terminal "L2"
C Screw terminal "N"
D Screw terminal
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