Grounding (Mandatory) - WESTECH Solax X3-HYBRID G4 Manual

Electrical Connection
Step 7: Finally, find the corresponding COM, BMS, Meter, CT, CAN, DRM,
SHUT poets on the inverter and insert the communication cable into the
corresponding ports.
COM
CAN DRM

SHUT
CAN
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EPS(Off-grid)
5.6 Grounding Connection (Mandatory)
The user must make two ground connections: one shell grounding,
and one equipotential grounding. This prevents electric shock.
Note: If the PV end of the inverter is not connected with earth, the
inverter will turn on a red light Inspect and report ISO Fault. This
inverter complies with IEC 62109-2 clause 13.9 for earth fault alarm
monitoring.
Ground wire port of X3-Hybrid G4 M series inverter has been
connected, and the D series needs to be wired according to the
following steps.
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Ground connection steps
Step 1. Prepare a one-core cable (12AWG), and then find the ground
terminal in the accessories.
12AWG
One-core cable (12 AWG) OT terminal
Step 2. Strip the grounding cable insulation(length"L2), insert the
striped cable into the ring terminal, and then clamp it.
Diagonal plier
Electrical Connection
Hexagon socket screws
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