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1:Heat shrink tubing
2:OT/DT terminal
Step 2 Remove the screw on the grounding terminal and fasten the cable with a screwdriver.
Step 3 Apply paint to the grounding terminal to ensure corrosion resistance.
-- -- EEnndd
The grounding screws have been anchored to the side of the inverter before
delivery, and do not need to be prepared.
There are two grounding terminals. Use at least one of them to ground the
inverter.
User Manual 5 Electrical Connection