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Fault codes › Solis › Solis S6-EH3P(75-150)K10-NV-YD-H-US

Solis S6-EH3P75-150K G-PHASE

Code: G-PHASE
Shown as: Unbalanced grid voltage
Page: 116
ID: fc:solis-s6-eh3p-75-150k-us-gphase
IRI: https://solarlattice.org/kb/fc/solis-s6-eh3p-75-150k-us-gphase
Status: active
Also known as: G-PHASE, gphase, Solis G-PHASE, Unbalanced grid voltage
Category: Inverters

Class not stated

Production not stated

Clears after a manual reset drafted · lead

Decoded

Reports phase imbalance; look at AC cable; confirm with phase current measurement; do: AC connection check, inverter restart.

What can be behind Phase imbalance

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

Defined in

Solis_Manual_S6-EH3P(75-150)K10-NV-YD-H-US_V1.0 — Solis (Ginlong) · page 116 drafted · lead
- tbl=27.r6 h=108a713179c9

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

Same condition on other equipment

Same code in other families

Claims

`defined_in`

c1 drafted · lead Solis_Manual_S6-EH3P(75-150)K10-NV-YD-H-US_V1.0

Solis_Manual_S6-EH3P(75-150)K10-NV-YD-H-US_V1.0 tbl=27.r6 h=108a713179c9

`reports`

c2 drafted · lead Phase imbalance

Solis S6-GC30K-LV-US Manual V1.2 tbl=14.r3 h=07886c415962
Solis_Manual_S6-GU(250-350)K-EHV-USA_PE-MN-0001-R00 tbl=13.r3 h=07886c415962
Solis_manual_S6-EH2P(9.6-16)K-SV-YD-L-US_V2.7_20260305 tbl=19.r6 h=108a713179c9
Solis_Manual_S6-EH3P(30-60)K-NV-YD-H-US(21A)_V1_0_20260908 tbl=26.r6 h=108a713179c9
Solis_Manual_S6-EH3P(75-150)K10-NV-YD-H-US_V1.0 tbl=27.r6 h=108a713179c9

`affects`

c3 drafted · lead AC cable

Solis_manual_S6-EH2P(9.6-16)K-SV-YD-L-US_V2.7_20260305 tbl=19.r6 h=108a713179c9
Solis_Manual_S6-EH3P(30-60)K-NV-YD-H-US(21A)_V1_0_20260908 tbl=26.r6 h=108a713179c9
Solis_Manual_S6-EH3P(75-150)K10-NV-YD-H-US_V1.0 tbl=27.r6 h=108a713179c9

`detected_by`

c4 drafted · lead Phase current measurement

Solis S6-GC30K-LV-US Manual V1.2 tbl=14.r3 h=07886c415962
Solis_Manual_S6-GU(250-350)K-EHV-USA_PE-MN-0001-R00 tbl=13.r3 h=07886c415962

`mitigated_by`

c5 drafted · lead AC connection check

Solis S6-GC30K-LV-US Manual V1.2 tbl=14.r3 h=07886c415962
Solis_Manual_S6-GU(250-350)K-EHV-USA_PE-MN-0001-R00 tbl=13.r3 h=07886c415962
Solis_manual_S6-EH2P(9.6-16)K-SV-YD-L-US_V2.7_20260305 tbl=19.r6 h=108a713179c9
Solis_Manual_S6-EH3P(30-60)K-NV-YD-H-US(21A)_V1_0_20260908 tbl=26.r6 h=108a713179c9
Solis_Manual_S6-EH3P(75-150)K10-NV-YD-H-US_V1.0 tbl=27.r6 h=108a713179c9

c6 drafted · lead Inverter restart

Solis S6-GC30K-LV-US Manual V1.2 tbl=14.r3 h=07886c415962
Solis_Manual_S6-GU(250-350)K-EHV-USA_PE-MN-0001-R00 tbl=13.r3 h=07886c415962
Solis_manual_S6-EH2P(9.6-16)K-SV-YD-L-US_V2.7_20260305 tbl=19.r6 h=108a713179c9
Solis_Manual_S6-EH3P(30-60)K-NV-YD-H-US(21A)_V1_0_20260908 tbl=26.r6 h=108a713179c9
Solis_Manual_S6-EH3P(75-150)K10-NV-YD-H-US_V1.0 tbl=27.r6 h=108a713179c9

`has_recovery`

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

Restart first; then verify phase currents and grid connection.

Solis S6-GC30K-LV-US Manual V1.2 tbl=14.r3 h=07886c415962
Solis_Manual_S6-GU(250-350)K-EHV-USA_PE-MN-0001-R00 tbl=13.r3 h=07886c415962

review note: support check: partial - Restart first then measure currents and check connection is listed, but clearing by manual reset is not stated explicitly.

`applies_to`

c8 drafted · lead Solis S6-EH3P(75-150)K10-NV-YD-H-US

Solis_Manual_S6-EH3P(75-150)K10-NV-YD-H-US_V1.0 tbl=27.r6 h=108a713179c9

Data