SMA SI-TB-BOX-10 - Manual (Page 47)

SMA America, LLC 7 Commissioning
Installation Manual SI_TDBOX-IA-eng-IUS122211 47
5. Move the switches of miniature circuit-breakers "F4"
and "F5" to the upper position.
6. Check whether the PV plant feeds into the Sunny Island system.
If the PV plant does not feed into the Sunny Island system, check the installation of the
Smartformer:
• Check the connection of the Sunny Island to the Smartformer (see Section 6.9).
• Check the connection of the PV plant to the Smartformer (see Section 6.7).
7. Set the bypass switch to I ON.
8. Move the switches of miniature circuit-breakers "F2"
and "F3" to the upper position.
9. Check whether the loads are being supplied with voltage.
If the loads are not being supplied with voltage, check the connection of the loads to the
Smartformer (see Section 6.6).