SMA Solar Technology AG
17. Reattach the DC protective cover. Tighten all 4
screws in the order 1 to 4 (hex socket, AF3,
torque:3.5 Nm).
18. Recommission the inverter (see Section 8, page 23).
8
Recommissioning the Inverter
1. Carry out the necessary tests according to the locally applicable laws, standards and
directives for the correct recommissioning after power assembly replacement. Take the
requirements for component replacements into account (see Section 2.2 "IMPORTANT
SAFETY INSTRUCTIONS", page 7).
2. Ensure that the grounding conductor in the inverter is correctly connected and functions
properly.
3. Mount the upper enclosure lid onto the enclosure and lightly fasten all screws.
4. Tighten the screws of the enclosure lid in the
specified sequence (AF4, torque: 6 Nm ± 0.3 Nm).
5. Connect the communication assembly with the
inverter. To do so, plug the ribbon cable to the
communication assembly and lock it.
6. Connect the DC connector to the inverter in its original position.
☑ The DC connectors snap into place.
7. Ensure that all DC connectors are securely in place.
8. Seal all unused DC inputs using the DC connectors with sealing plugs.
Replacement Manual
8 Recommissioning the Inverter
4
5
2
1
6
3
A
B
C
DCCON-STPTL10-RM-xx-10
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