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Fault codes › Solis › Solis S5-GC(75-125)K-US

Solis S5-GC OV-G-V

Code
OV-G-V
Shown as
Over Grid Voltage
Page
69
ID
fc:solis-s5-gc-us-ovgv
IRI
https://solarlattice.org/kb/fc/solis-s5-gc-us-ovgv
Status
active
Also known as
OV-G-V, ovgv, Solis OV-G-V, Over Grid Voltage
Category
Inverters
Class not stated
Production not stated
Clears not stated

Decoded

Reports grid overvoltage; look at AC cable; confirm with grid voltage measurement; do: inverter parameter adjustment, utility company consultation.

What can be behind Grid overvoltage

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 E036, ABB / FIMER PVS-166-175-TL W004, ABB / FIMER PVS-60-TL CODE:02, ABB / FIMER PVS-60-TL E036, ABB / FIMER PVS-60-TL W004, ABB / FIMER TRIO-20.0-27.6-TL CODE:02, 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 E036, ABB / FIMER UNO-DM-3.3-5.0-PLUS W004, ABB / FIMER UNO-DM-6.0-PLUS CODE:02, ABB / FIMER UNO-DM-6.0-PLUS E036, ABB / FIMER UNO-DM-6.0-PLUS W004
Canadian Solar
Canadian Solar 125K-T600GL02 OV-G-V, Canadian Solar 125KTL-GS-E OV-G-V, Canadian Solar 25-40K-T480GL01 OV-G-V, Canadian Solar 25-40KTL-GS-FL OV-G-V, Canadian Solar 50-66K-T480GL01 OV-G-V, Canadian Solar 50-66KTL-GS-FL OV-G-V, Canadian Solar 75-100K-T480GL02 OV-G-V
Fronius
Fronius Galvo 102, Fronius Galvo 212, Fronius Galvo 222, Fronius Primo 102, Fronius Symo 102, Fronius Symo 212, Fronius Symo 222, Fronius Symo 232
Huawei
Huawei SUN2000-100KTL-USH0 2034, Huawei SUN2000-25-30KTL-US 301, 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 203, KACO new energy blueplanet TL3 204, KACO new energy blueplanet TL3 205, KACO new energy blueplanet TL3 35, KACO new energy blueplanet TL3 42, KACO new energy blueplanet TL3 44, KACO new energy blueplanet TL3 46, KACO new energy blueplanet TL3 50, 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-41 101, SMA SB-US-41 102, SMA SB-US-41 0103, SMA SB-US-41 105, 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-50 301, SMA SBSE-US-50 302, SMA SBSE-US-50 6602, SMA PEAK3-US 6128, SMA CORE1-US 101, SMA CORE1-US 301, SMA STP-TL-US 101-103, 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 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 6128, SMA SI-US W319, SMA SI-US W320, SMA SI-US W321, SMA SI-US W322, SMA SI-US W339, SMA SI-US W340, SMA SI-US W341, SMA SI-US W342
Schneider Electric
Schneider Electric CL125 014, Schneider Electric CL125 002
Solis
Solis 1P-4G-US OV-G-V, Solis 3P-5G-US OV-G-V01/02/03/04, Solis RHI-1P-HV OV-G-V01/02/03/04/05, Solis S6-EH1P OV-G-V01/02/03/04/05, Solis S6-EH2P LmtByVar, Solis S6-EH2P LmtByVg, 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-EH3P30-60K LmtByVar, Solis S6-EH3P30-60K LmtByVg, 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-EH3P75-150K LmtByVar, Solis S6-EH3P75-150K LmtByVg, 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-GC OV-G-V, Solis S6-GU OV-G-V
Sungrow
Sungrow SG-CX-US 014, Sungrow SG-CX-US 015, Sungrow SG-CX-US 002, Sungrow SG-CX-US 003, Sungrow SG200HX 014, Sungrow SG200HX 015, Sungrow SG200HX 002, Sungrow SG200HX 003, Sungrow SG250HX 14, Sungrow SG250HX 15, Sungrow SG250HX 2, Sungrow SG250HX 3, Sungrow SG350HX 014, Sungrow SG350HX 015, Sungrow SG350HX 002, Sungrow SG350HX 003
Yaskawa Solectria
Yaskawa Solectria SGI-XTM Vac High, Yaskawa Solectria SGI-XTM Vac Very High, Yaskawa Solectria XGI-1500-1MW WARN-12, Yaskawa Solectria XGI-1500-1MW WARN-13, Yaskawa Solectria XGI-1500-DCG WARN-12, Yaskawa Solectria XGI-1500-DCG WARN-13, Yaskawa Solectria XGI-1500 WARN-12, Yaskawa Solectria XGI-1500 WARN-13

Same code in other families

Claims

defined_in

c1 drafted · lead Solis Manual S5 (75-100)K US V2,3(20230623)

reports

c2 verified · fact Grid overvoltage

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

detected_by

c3 drafted · lead Grid voltage measurement

mitigated_by

c4 verified · fact Inverter parameter adjustment

Upper voltage limit change only with utility approval.

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

c5 drafted · lead Utility company consultation

affects

c6 drafted · lead AC cable

When voltage is high only at full power, AC cables may be undersized.

review note: support check: partial - Passages say if AC is high at full power, cables between inverter and interconnect are too small; 'only at full…

applies_to

c7 drafted · lead Solis S5-GC(75-125)K-US

Data