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Huawei SUN2000-25-30KTL-US 301

Code
301
Shown as
Grid Voltage Abnormal
Vendor severity
Major
Page
98
ID
fc:huawei-sun2000-25-30ktl-us-301
IRI
https://solarlattice.org/kb/fc/huawei-sun2000-25-30ktl-us-301
Status
active
Also known as
301, Huawei 301, Grid Voltage Abnormal
Category
Inverters
Class fault drafted · lead
Production stops drafted · lead
Clears by itself verified · fact

Decoded

Reports grid voltage out of range, grid undervoltage, grid overvoltage, phase imbalance, grid loss; look at AC cable; do: utility company consultation, grid settings check, AC connection check.

What can be behind Grid voltage out of range

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

What can be behind Grid undervoltage

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

What can be behind Grid overvoltage

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

What can be behind Phase imbalance

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

What can be behind Grid loss

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 E032, ABB / FIMER PVS-166-175-TL E036, ABB / FIMER PVS-166-175-TL W004, ABB / FIMER PVS-166-175-TL W005, ABB / FIMER PVS-60-TL CODE:02, ABB / FIMER PVS-60-TL CODE:04, ABB / FIMER PVS-60-TL E032, ABB / FIMER PVS-60-TL E036, ABB / FIMER PVS-60-TL W004, ABB / FIMER PVS-60-TL W005, ABB / FIMER TRIO-20.0-27.6-TL CODE:02, ABB / FIMER TRIO-20.0-27.6-TL CODE:04, ABB / FIMER TRIO-20.0-27.6-TL E032, ABB / FIMER TRIO-20.0-27.6-TL E036, ABB / FIMER UNO-DM-3.3-5.0-PLUS CODE:02, ABB / FIMER UNO-DM-3.3-5.0-PLUS CODE:04, ABB / FIMER UNO-DM-3.3-5.0-PLUS E032, ABB / FIMER UNO-DM-3.3-5.0-PLUS E036, ABB / FIMER UNO-DM-3.3-5.0-PLUS W004, ABB / FIMER UNO-DM-3.3-5.0-PLUS W005, ABB / FIMER UNO-DM-6.0-PLUS CODE:02, ABB / FIMER UNO-DM-6.0-PLUS CODE:04, ABB / FIMER UNO-DM-6.0-PLUS E032, ABB / FIMER UNO-DM-6.0-PLUS E036, ABB / FIMER UNO-DM-6.0-PLUS W004, ABB / FIMER UNO-DM-6.0-PLUS W005
CPS
CPS SCA25KTL-208 GridV.OutLim, CPS SCA25KTL-480 GridV.OutLim, CPS SCA36KTL GridV.OutLim, CPS SCA50-100K-T Protect0250, CPS SCA50-100K-T Protect0270, CPS SCA50-100K-T Protect0080, CPS SCA50-60KTL GridV.OutLim, CPS SCH100-125KTL GridV.OutLim, CPS SCH125KTL-AIO GridV.OutLim, CPS SCH200-250K-T GridV.OutLim, CPS SCH275KTL GridV.OutLim, CPS SCH350KTL GridV.OutLim
Canadian Solar
Canadian Solar 125K-T600GL02 NO-GRID, Canadian Solar 125K-T600GL02 OV-G-V, Canadian Solar 125K-T600GL02 UN-G-V, Canadian Solar 125KTL-GS-E NO-GRID, Canadian Solar 125KTL-GS-E OV-G-V, Canadian Solar 125KTL-GS-E UN-G-V, Canadian Solar 185-255K NO-GRID, Canadian Solar 23-28KTL-CT GridF.OutLim, Canadian Solar 23-28KTL-CT GridV.OutLim, Canadian Solar 25-40K-T480GL01 NO-GRID, Canadian Solar 25-40K-T480GL01 OV-G-V, Canadian Solar 25-40K-T480GL01 UN-G-V, Canadian Solar 25-40KTL-GS-FL NO-GRID, Canadian Solar 25-40KTL-GS-FL OV-G-V, Canadian Solar 25-40KTL-GS-FL UN-G-V, Canadian Solar 50-66K-T480GL01 NO-GRID, Canadian Solar 50-66K-T480GL01 OV-G-V, Canadian Solar 50-66K-T480GL01 UN-G-V, Canadian Solar 50-66KTL-GS-FL NO-GRID, Canadian Solar 50-66KTL-GS-FL OV-G-V, Canadian Solar 50-66KTL-GS-FL UN-G-V, Canadian Solar 75-100K-T480GL02 NO-GRID, Canadian Solar 75-100K-T480GL02 OV-G-V, Canadian Solar 75-100K-T480GL02 UN-G-V
Fronius
Fronius Galvo 102, Fronius Galvo 103, Fronius Galvo 107, Fronius Galvo 212, Fronius Galvo 213, Fronius Galvo 222, Fronius Galvo 223, Fronius Galvo 453, Fronius Primo 102, Fronius Primo 103, Fronius Primo 107, Fronius Primo 453, Fronius Symo 102, Fronius Symo 103, Fronius Symo 107, Fronius Symo 212, Fronius Symo 213, Fronius Symo 222, Fronius Symo 223, Fronius Symo 232, Fronius Symo 233, Fronius Symo 453
Huawei
Huawei SUN2000-100KTL-USH0 2032, Huawei SUN2000-100KTL-USH0 2033, Huawei SUN2000-100KTL-USH0 2034, Huawei SUN2000-100KTL-USH0 2035, Huawei SUN2000-45KTL-US-HV-D0 301
KACO new energy
KACO new energy blueplanet TL3 108, KACO new energy blueplanet TL3 109, KACO new energy blueplanet TL3 110, KACO new energy blueplanet TL3 111, KACO new energy blueplanet TL3 112, KACO new energy blueplanet TL3 113, KACO new energy blueplanet TL3 203, KACO new energy blueplanet TL3 204, KACO new energy blueplanet TL3 205, KACO new energy blueplanet TL3 227, KACO new energy blueplanet TL3 35, KACO new energy blueplanet TL3 41, KACO new energy blueplanet TL3 42, KACO new energy blueplanet TL3 43, KACO new energy blueplanet TL3 44, KACO new energy blueplanet TL3 45, KACO new energy blueplanet TL3 46, KACO new energy blueplanet TL3 47, KACO new energy blueplanet TL3 50, KACO new energy blueplanet TL3 73, KACO new energy blueplanet TL3 81, KACO new energy blueplanet TL3 82, KACO new energy blueplanet TL3 83
SMA
SMA SB-US-40 101-105, SMA SB-US-40 1302, SMA SB-US-40 202-206, SMA SB-US-41 101, SMA SB-US-41 102, SMA SB-US-41 0103, SMA SB-US-41 105, SMA SB-US-41 1302, SMA SB-US-41 202, SMA SB-US-41 0203, SMA SB-US-41 206, SMA SB-US-41 301, SMA SBSE-US-50 101, SMA SBSE-US-50 102, SMA SBSE-US-50 0103, SMA SBSE-US-50 105, SMA SBSE-US-50 1302, SMA SBSE-US-50 202, SMA SBSE-US-50 0203, SMA SBSE-US-50 206, SMA SBSE-US-50 301, SMA SBSE-US-50 302, SMA SBSE-US-50 6602, SMA PEAK3-US 1302, SMA PEAK3-US 6128, SMA CORE1-US 101, SMA CORE1-US 301, SMA CORE1-US 801, SMA STP-TL-US 101-103, SMA STP-TL-US 1302, SMA STP-TL-US 202-203, SMA STP-TL-US 301, SMA STP-X-US 101, SMA STP-X-US 102, SMA STP-X-US 0103, SMA STP-X-US 105, SMA STP-X-US 1302, SMA STP-X-US 301, SMA STP-X-US 302, SMA STP-X-US 6602, SMA SC-CP-XT 0103, SMA SC-CP-XT 0104, SMA SC-CP-XT 1500, SMA SC-CP-XT 0203, SMA SC-CP-XT 0204, SMA SC-CP-XT 6128, SMA SC-CP-XT 801, SMA SI-US F314, SMA SI-US W315, SMA SI-US W316, SMA SI-US W317, SMA SI-US W318, SMA SI-US W319, SMA SI-US W320, SMA SI-US W321, SMA SI-US W322, SMA SI-US W335, SMA SI-US W336, SMA SI-US W337, SMA SI-US W338, SMA SI-US W339, SMA SI-US W340, SMA SI-US W341, SMA SI-US W342, SMA SI-US W807
Schneider Electric
Schneider Electric CL125 013, Schneider Electric CL125 014, Schneider Electric CL125 017, Schneider Electric CL125 002, Schneider Electric CL125 003, Schneider Electric CL125 004, Schneider Electric CL125 042, Schneider Electric CL125 005, Schneider Electric CL125 053
Solis
Solis 1P-4G-US NO-GRID, Solis 1P-4G-US OV-G-V, Solis 1P-4G-US UN-G-V, Solis 3P-5G-US NO-GRID, Solis 3P-5G-US OV-G-V01/02/03/04, Solis 3P-5G-US UN-G-V01/02, Solis RHI-1P-HV NO-GRID, Solis RHI-1P-HV OV-G-V01/02/03/04/05, Solis RHI-1P-HV UN-G-V01/02, Solis S5-GC NO-GRID, Solis S5-GC OV-G-V, Solis S5-GC UN-G-V, Solis S6-EH1P NO-GRID, Solis S6-EH1P OV-G-V01/02/03/04/05, Solis S6-EH1P UN-G-V01/02, Solis S6-EH2P G-PHASE, Solis S6-EH2P LmtByVar, Solis S6-EH2P LmtByVg, Solis S6-EH2P NO-GRID, Solis S6-EH2P OV-G-V01, Solis S6-EH2P OV-G-V02, Solis S6-EH2P OV-G-V03, Solis S6-EH2P OV-G-V04, Solis S6-EH2P OV-G-V05, Solis S6-EH2P UN-G-V01, Solis S6-EH2P UN-G-V02, Solis S6-EH3P30-60K G-PHASE, Solis S6-EH3P30-60K LmtByVar, Solis S6-EH3P30-60K LmtByVg, Solis S6-EH3P30-60K NO-GRID, Solis S6-EH3P30-60K OV-G-V01, Solis S6-EH3P30-60K OV-G-V02, Solis S6-EH3P30-60K OV-G-V03, Solis S6-EH3P30-60K OV-G-V04, Solis S6-EH3P30-60K OV-G-V05, Solis S6-EH3P30-60K UN-G-V01, Solis S6-EH3P30-60K UN-G-V02, Solis S6-EH3P75-150K G-PHASE, Solis S6-EH3P75-150K LmtByVar, Solis S6-EH3P75-150K LmtByVg, Solis S6-EH3P75-150K NO-GRID, Solis S6-EH3P75-150K OV-G-V01, Solis S6-EH3P75-150K OV-G-V02, Solis S6-EH3P75-150K OV-G-V03, Solis S6-EH3P75-150K OV-G-V04, Solis S6-EH3P75-150K OV-G-V05, Solis S6-EH3P75-150K UN-G-V01, Solis S6-EH3P75-150K UN-G-V02, Solis S6-GC G-PHASE, Solis S6-GC NO-GRID, Solis S6-GC OV-G-V, Solis S6-GC UN-G-V, Solis S6-GU G-PHASE, Solis S6-GU NO-GRID, Solis S6-GU OV-G-V, Solis S6-GU UN-G-V
Sungrow
Sungrow SG-CX-US 010, Sungrow SG-CX-US 013, Sungrow SG-CX-US 014, Sungrow SG-CX-US 015, Sungrow SG-CX-US 017, Sungrow SG-CX-US 002, Sungrow SG-CX-US 003, Sungrow SG-CX-US 004, Sungrow SG-CX-US 005, Sungrow SG200HX 010, Sungrow SG200HX 013, Sungrow SG200HX 014, Sungrow SG200HX 015, Sungrow SG200HX 017, Sungrow SG200HX 002, Sungrow SG200HX 003, Sungrow SG200HX 004, Sungrow SG200HX 005, Sungrow SG250HX 10, Sungrow SG250HX 13, Sungrow SG250HX 14, Sungrow SG250HX 15, Sungrow SG250HX 17, Sungrow SG250HX 2, Sungrow SG250HX 3, Sungrow SG250HX 4, Sungrow SG250HX 5, Sungrow SG350HX 010, Sungrow SG350HX 013, Sungrow SG350HX 014, Sungrow SG350HX 015, Sungrow SG350HX 017, Sungrow SG350HX 002, Sungrow SG350HX 003, Sungrow SG350HX 004, Sungrow SG350HX 005
Yaskawa Solectria
Yaskawa Solectria PVI-14-20TL GridV.OutLim, Yaskawa Solectria PVI-25TL-R GridV.OutLim, Yaskawa Solectria PVI-TL GridV.OutLim, Yaskawa Solectria SGI-XTM AC Islanding, Yaskawa Solectria SGI-XTM Vac High, Yaskawa Solectria SGI-XTM Vac Low, Yaskawa Solectria SGI-XTM Vac Very High, Yaskawa Solectria SGI-XTM Vac Very Low, Yaskawa Solectria SGI-XTM Wait for Grid, Yaskawa Solectria XGI-1500-1MW WARN-10, Yaskawa Solectria XGI-1500-1MW WARN-11, Yaskawa Solectria XGI-1500-1MW WARN-12, Yaskawa Solectria XGI-1500-1MW WARN-13, Yaskawa Solectria XGI-1500-1MW WARN-9, Yaskawa Solectria XGI-1500-DCG WARN-10, Yaskawa Solectria XGI-1500-DCG WARN-11, Yaskawa Solectria XGI-1500-DCG WARN-12, Yaskawa Solectria XGI-1500-DCG WARN-13, Yaskawa Solectria XGI-1500-DCG WARN-9, Yaskawa Solectria XGI-1500 WARN-10, Yaskawa Solectria XGI-1500 WARN-11, Yaskawa Solectria XGI-1500 WARN-12, Yaskawa Solectria XGI-1500 WARN-13, Yaskawa Solectria XGI-1500 WARN-9

Same code in other families

Claims

defined_in

c1 drafted · lead Huawei SUN2000-25-30KTL-US User Manual

has_event_class

c2 drafted · lead Fault (device stops or needs intervention)

from the Type column

reports

c3 drafted · lead Grid voltage out of range

c4 drafted · lead Grid undervoltage

c5 drafted · lead Grid overvoltage

c6 drafted · lead Phase imbalance

c7 drafted · lead Grid loss

affects

c8 drafted · lead AC cable

review note: support check: partial - The AC circuit, output cables and phase-to-PE impedance are involved, but impact on the AC cable is only implied.

mitigated_by

c9 drafted · lead Utility company consultation

c10 drafted · lead Grid settings check

Protection thresholds changed only with the grid operator's consent

c11 drafted · lead AC connection check

has_production_effect

c12 drafted · lead Trip (production stops)

has_recovery

c13 verified · fact Auto-reset (clears by itself)

Occasional grid excursions recover automatically; frequent ones need a grid check and settings review

verified by: review-workflowverified on: 2026-10-23

applies_to

c14 drafted · lead Huawei SUN2000-25KTL-US / SUN2000-30KTL-US

Data