8 Recommissioning the Inverter
3. Reattach the DC protective cover. Tighten all 4
screws in the order 1 to 4 (hex socket, AF3,
torque:3.5 Nm).
4. Mount the upper enclosure lid onto the enclosure and lightly fasten all screws.
5. Tighten the screws of the enclosure lid in the
specified sequence (AF4, torque: 6 Nm ± 0.3 Nm).
6. Connect the communication assembly with the
inverter. To do so, plug the ribbon cable to the
communication assembly and lock it.
7. Connect the DC connector to the inverter in its original position.
☑ The DC connectors snap into place.
8. Ensure that all DC connectors are securely in place.
9. Make sure that the AC cable is routed so that it cannot be damaged by the partition in the
lower enclosure lid.
10. Seal all unused DC inputs using the DC connectors with sealing plugs.
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STPTL-30-H-AC-CON-RM-xx-10
SMA Solar Technology AG
4
5
2
1
6
3
A
B
C
Replacement Manual