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Fault codes › Yaskawa Solectria › Yaskawa Solectria XGI 1500

Yaskawa Solectria XGI-1500 WARN-6

Code
WARN-6
Shown as
AC Very Low Frequency 2 Detected
Vendor severity
Warning
Page
54
ID
fc:yaskawa-solectria-xgi-1500-warn6
IRI
https://solarlattice.org/kb/fc/yaskawa-solectria-xgi-1500-warn6
Status
active
Also known as
WARN-6, warn6, Yaskawa Solectria WARN-6, AC Very Low Frequency 2 Detected
Category
Inverters
Class warning drafted · lead
Production stops verified · fact
Clears by itself drafted · lead

Decoded

Reports grid underfrequency; confirm with grid frequency measurement.

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-F01, 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

Same code in other families

Claims

defined_in

c1 drafted · lead xgi-1500 manual rev i 21 sep 2021

c2 drafted · lead XGI 1500-125-166 IOM DOCR-071015-FF

c3 drafted · lead XGI 1500 175-250 IOM DOCR-071074-DD

has_event_class

c4 drafted · lead Warning (device continues, a condition is flagged)

from the table header

reports

c5 verified · fact Grid underfrequency

verified by: review-workflowverified on: 2026-10-20

has_production_effect

c6 verified · fact Trip (production stops)

verified by: review-workflowverified on: 2026-10-20

has_recovery

c7 drafted · lead Auto-reset (clears by itself)

Wait for the grid to recover; service if measurement differs by more than 2 percent

detected_by

c8 drafted · lead Grid frequency measurement

applies_to

c9 drafted · lead Solectria XGI 1500

Data