Communication Cable Connection; Opening The Wiring Compartment - CanadianSolar CSI-75K-T40001-E User Manual

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.

5.4 Communication Cable Connection

5.4.1 Opening the Wiring Compartment

Step 1 Loosen four screws on the front cover of the wiring compartment with screwdriver T30.
Step 2 Open the wiring compartment.
Step 3 Loosen two screws on the communication board, and remove the protection cover.
M6
T30
16 /41
FIG 5-2 Install ground cables
FIG 5-3 Open the Wiring Compartment
5 Electrical Connection
M8
8N.m