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Fault codes › Solis › Solis S6-EH2P(9.6-16)K-SV-YD-L-US

Solis S6-EH2P UN-G-F01

Code
UN-G-F01
Shown as
Grid frequency exceeds the lower frequency range
Page
97
ID
fc:solis-s6-eh2p-l-us-ungf01
IRI
https://solarlattice.org/kb/fc/solis-s6-eh2p-l-us-ungf01
Status
active
Also known as
UN-G-F01, ungf01, Solis UN-G-F01, Grid frequency exceeds the lower frequency range
Category
Inverters
Class fault drafted · lead
Production not stated
Clears not stated

Decoded

Reports grid underfrequency; look at AC cable; confirm with grid frequency measurement; do: AC connection check, inverter restart.

What can be behind Grid underfrequency

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

ABB / FIMER
ABB / FIMER PVS-166-175-TL W007, ABB / FIMER PVS-60-TL W007, ABB / FIMER UNO-DM-3.3-5.0-PLUS W007, ABB / FIMER UNO-DM-6.0-PLUS W007
Canadian Solar
Canadian Solar 185-255K UN-G-F01/02
Fronius
Fronius Galvo 106, Fronius Primo 106, Fronius Symo 106
Huawei
Huawei SUN2000-100KTL-USH0 2037, Huawei SUN2000-25-30KTL-US 305, Huawei SUN2000-45KTL-US-HV-D0 305
KACO new energy
KACO new energy blueplanet TL3 48
SMA
SMA PEAK3-US 0502, SMA SC-CP-XT 0502, SMA SC-CP-XT 0504, SMA SI-US W323, SMA SI-US W324, SMA SI-US W325, SMA SI-US W326
Schneider Electric
Schneider Electric CL125 009
Solis
Solis 1P-4G-US UN-G-F, Solis 3P-5G-US UN-G-F01/02, Solis RHI-1P-HV UN-G-F01/02, Solis S6-EH1P UN-G-F01/02, Solis S6-EH2P LmtByUnFr, Solis S6-EH2P UN-G-F02, Solis S6-EH3P30-60K LmtByUnFr, Solis S6-EH3P30-60K UN-G-F01, Solis S6-EH3P30-60K UN-G-F02, Solis S6-EH3P75-150K LmtByUnFr, Solis S6-EH3P75-150K UN-G-F01, Solis S6-EH3P75-150K UN-G-F02, Solis S6-GC UN-G-F, Solis S6-GU UN-G-F
Sungrow
Sungrow SG-CX-US 009, Sungrow SG200HX 009, Sungrow SG250HX 9, Sungrow SG350HX 009
Yaskawa Solectria
Yaskawa Solectria SGI-XTM Fac Low, Yaskawa Solectria SGI-XTM Fac Very Low, Yaskawa Solectria XGI-1500-1MW WARN-5, Yaskawa Solectria XGI-1500-1MW WARN-6, Yaskawa Solectria XGI-1500-DCG WARN-5, Yaskawa Solectria XGI-1500-DCG WARN-6, Yaskawa Solectria XGI-1500 WARN-5, Yaskawa Solectria XGI-1500 WARN-6

Same code in other families

Claims

defined_in

c1 drafted · lead Solis_manual_S6-EH2P(9.6-16)K-SV-YD-L-US_V2.7_20260305

reports

c2 drafted · lead Grid underfrequency

has_event_class

c3 drafted · lead Fault (device stops or needs intervention)

review note: support check: partial - Classification as fault isn't explicitly stated in the row.

detected_by

c4 drafted · lead Grid frequency measurement

review note: support check: partial - Frequency range exceedance implies measurement but detection method isn't stated.

affects

c5 drafted · lead AC cable

mitigated_by

c6 drafted · lead AC connection check

c7 drafted · lead Inverter restart

Restart after grid and cabling checks.

applies_to

c8 drafted · lead Solis S6-EH2P(9.6-16)K-SV-YD-L-US

Data