c1 drafted · lead Sungrow SG350HX-US User Manual
- Sungrow SG350HX-US User Manual
tbl=29.r1h=4e1fbd3f8aad
Fault codes › Sungrow › Sungrow SG350HX-US
Reports grid overvoltage.
Failure modes that present as the reported condition, and the tests that tell them apart.
tbl=29.r1 h=4e1fbd3f8aadThe manufacturer's own cause and corrective text is not reproduced here.
defined_inc1 drafted · lead Sungrow SG350HX-US User Manual
tbl=29.r1 h=4e1fbd3f8aadreportsc2 drafted · lead Grid overvoltage
Sustained overvoltage over a 10-minute window.
tbl=49.r2 h=b3913e1065cetbl=35.r2 h=b3913e1065cetbl=29.r1 h=4e1fbd3f8aadhas_event_classc3 verified · fact Fault (device stops or needs intervention)
tbl=49.r2 h=b3913e1065cetbl=35.r2 h=b3913e1065cetbl=29.r1 h=4e1fbd3f8aadverified by: review-workflowverified on: 2026-10-23review note: support check: partial - Escalation to service stated, but explicit fault classification is not stated.
has_production_effectc4 drafted · lead Trip (production stops)
tbl=29.r1 h=4e1fbd3f8aadtbl=49.r2 h=b3913e1065cereview note: support check: partial - Reconnection after grid normal implies disconnect, but production stop not explicit.
has_recoveryc5 drafted · lead Auto-reset (clears by itself)
Repeated occurrence escalates to manufacturer service.
tbl=49.r2 h=b3913e1065cetbl=35.r2 h=b3913e1065cetbl=29.r1 h=4e1fbd3f8aadapplies_toc6 drafted · lead Sungrow SG350HX-US
tbl=29.r1 h=4e1fbd3f8aad