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6.8 Finishing Electrical Connection
After the electrical connection, check the connection of all cables for
correctness and firmness.
After ensuring that all connections are correct and firm,
• Check the bottom of the inverter and seal the gaps between the cables with fireproof
mud. If cable glands are used, make sure they are tightened. Seal the unused
terminal.
• Reassemble the protective grid removed.
• Apply water-proofing on the foundation of the inverter.
• Lock the door.
• Lock the enclosure.
AAddddiittiioonnaall IInnffoorrmmaattiioonn（（OOnnllyy ffoorr VVeerrssiioonn ooff AACC ccoonnnneeccttiioonn aatt tthhee bboottttoomm))
1 After the wiring, re-install the left and right covers of the AC connection box.
Fastening bolt specification: M5x12, tightening torque is 6~8N.m.
2 Fix one end of the top cover of the AC connection box to the ventilated area of the
inverter, and the other end to the top of AC connection box, tighten the bolt size
M5x12, tightening torque: 6~8N.m.
If there is a situation where the holes cannot be aligned during the fixing
process, it can be improved by adjusting the position of the fastening bolts
in Figure A. After adjustment, when reinstalling, tightening torque: 6~8N.m.
3 Use L-shaped angle steel to fix the AC connection box to the foundation.
System Manual 6 Electrical Installation
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