ZGR SOLAR STR 250
2) Remove the screw on the grounding terminal and fasten the cable with a screwdriver (Fig. 4-24).
3) Apply paint to the grounding terminal to ensure corrosion resistance.
NOTE: 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.
4.4.4.1 Opening the Wiring Compartment
1) Release two screws on the front cover of the wiring compartment with supplied Allen wrench.
2) Open the wiring compartment (Fig. 4-25).
Operation manual
Fig. 4-23 Cable and terminal preparation
Fig. 4-24 Remove the screw on the grounding terminal
Fig. 4-25 Open the wiring compartment
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