Huawei SUN2000 Series User Manual page 29

SUN2000-(90KTL-100KTL) Series
User Manual
Figure 4-12 Determining hole positions
Step 2 Drill holes using a hammer drill and install expansion bolts.
You need to prepare expansion bolts. M12x60 stainless steel expansion bolts are recommended.
Figure 4-13 Drilling a hole and installing an expansion bolt
Avoid drilling holes in the utility pipes and/or cables attached to back of the wall.
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