SMA America, LLC
Electrical Connection
Installation Guide
SB8-10TL-IUS103811
35
17. Connect the wires to the terminal blocks in the SMA DC Disconnect and tighten to a torque
of 40 in‑lbs. (4.5 Nm).
18. Verify that all connections are correctly wired and properly torqued. Pull on the cable in order
to make sure that it is sufficiently fixed in the terminal.
☑ The AC cables are now connected in the SMA DC Disconnect.
6.5.3 Connecting the AC cable in the Sunny Boy
1. Open the Sunny Boy as described in section 8.1 ”Opening the Sunny Boy” (page 48).
15. Connect the L2 (AC line 2) wire to the terminal
labeled L2 in the SMA DC Disconnect.
16. Connect the N (AC line N) wire to the terminal
labeled N in the SMA DC Disconnect.
2. Push the cable through a grommet into the Sunny
Boy in order to pierce the grommet.
Do not use sharp tools to open the grommet.
3. Pull the cable slightly back in order to seal the
grommet.
