Epcom EPIG7K Manual page 26

CAUTION
Make sure the waterproof cover is tightly secured when external network
cables are not connected to the COM2 and COM3 interfaces.
Please install the waterproof terminal to ensure the waterproof
performance of the inverter when external network cables are connected
to the COM2 and COM3 interfaces.
Wiring of COM2 and COM3
1. Pass the cable through the waterproof terminal, press the RJ45 crystal plug with a
crimping tool, and insert the crystal plug into the housing of waterproof terminal.
2. Insert the RJ45 crystal plug into the RJ45 port at the bottom of the inverter chassis
then tighten the screw nut.
3. Tighten the sealing nut at the tail of the waterproof terminal.
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