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Figure 4-4-5 PE copper in the inverter
Caution, risk of danger
CAUTION!
Please do not change the connection of earthing wire that already being, for that may be cause
some danger.
All wiring into the channel at the bottom of the inverter to be all the wiring is completed, the
connection port must be sealed with dust cotton, to prevent dust from entering the inside of the
inverter. As shown below:
Caution, risk of fire hazard
WARNING
There is usually no need to connect DC input terminal with earth for Silicon solar cell;
But for thin-film solar cell, if one of DC input terminal need to be connected to earth, GFDI
device must be used for safety.