Solar Lattice

Fault codes › Solis › Solis S6-GU(250-350)K-EHV-US

Solis S6-GU PHASE FAULT

Code
PHASE FAULT
Shown as
Abnormal phase of the grid
Page
50
ID
fc:solis-s6-gu-ehv-us-phasefault
IRI
https://solarlattice.org/kb/fc/solis-s6-gu-ehv-us-phasefault
Status
active
Also known as
PHASE FAULT, phasefault, Solis PHASE FAULT, Abnormal phase of the grid
Category
Inverters
Class fault drafted · lead
Production not stated
Clears after a manual reset drafted · lead

Decoded

Reports abnormal grid phase angle; do: AC connection check, inverter restart, inverter replacement.

What can be behind Abnormal grid phase angle

Failure modes that present as the reported condition, and the tests that tell them apart.

Defined in

The manufacturer's own cause and corrective text is not reproduced here.

Same condition on other equipment

Generac
Generac PWRcell Inverter 0X770D
Solis
Solis S6-GC PHASE FAULT

Same code in other families

Claims

defined_in

c1 drafted · lead Solis_Manual_S6-GU(250-350)K-EHV-USA_PE-MN-0001-R00

reports

c2 drafted · lead Abnormal grid phase angle

mitigated_by

c3 drafted · lead AC connection check

c4 drafted · lead Inverter restart

c5 drafted · lead Inverter replacement

has_event_class

c6 drafted · lead Fault (device stops or needs intervention)

review note: support check: partial - Fault class is not explicit in the row.

has_recovery

c7 drafted · lead Manual reset (operator restarts or acknowledges)

Check grid wiring and phase angles, then restart; replace inverter if it persists.

review note: support check: partial - Steps are stated, but manual reset clearing is not explicit.

applies_to

c8 drafted · lead Solis S6-GU(250-350)K-EHV-US

Data