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Fault codes › Schneider Electric › Schneider Electric Conext CL125

Schneider Electric CL125 056

Code: 056
Shown as: Inverter leakage current redundancy event is detected.
Page: 129
ID: fc:schneider-electric-conext-cl125-56
IRI: https://solarlattice.org/kb/fc/schneider-electric-conext-cl125-56
Status: active
Also known as: 056, 56, Schneider Electric 056, Inverter leakage current redundancy event is detected.
Category: Inverters

Class not stated

Production not stated

Clears not stated

Decoded

Reports high leakage current; look at PV array.

What can be behind High leakage current

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

Defined in

Conext CL125 Owners Guide 975-0793 RevA — Schneider Electric drafted · lead
- tbl=53.r3 h=e09edb18d925
Conext CL125 Modbus App Note — Schneider Electric drafted · lead
- tbl=33.r2 h=c2a216bfed40

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 E018, ABB / FIMER PVS-60-TL E018, ABB / FIMER TRIO-20.0-27.6-TL E018, ABB / FIMER UNO-DM-3.3-5.0-PLUS E018, ABB / FIMER UNO-DM-6.0-PLUS E018
CPS: CPS SCA25KTL-208 Fault0090, CPS SCA25KTL-208 GFCIErr, CPS SCA25KTL-480 Fault0090, CPS SCA25KTL-480 GFCIErr, CPS SCA50-100K-T Protect0650, CPS SCH100-125KTL Fault0090, CPS SCH100-125KTL GFCIErr, CPS SCH125KTL-AIO Fault0090, CPS SCH125KTL-AIO GFCIErr, CPS SCH200-250K-T Fault0650, CPS SCH200-250K-T GFCIErr, CPS SCH275KTL Fault0090, CPS SCH275KTL GFCIErr, CPS SCH350KTL Fault0090, CPS SCH350KTL GFCIErr
Canadian Solar: Canadian Solar 185-255K ILeak-PRO 01/02/03/04, Canadian Solar 23-28KTL-CT GFCIErr
Huawei: Huawei SUN2000-100KTL-USH0 2051, Huawei SUN2000-25-30KTL-US 318, Huawei SUN2000-45KTL-US-HV-D0 318
KACO new energy: KACO new energy blueplanet TL3 18, KACO new energy blueplanet TL3 78
SMA: SMA SB-US-40 3601, SMA SB-US-41 3601, SMA SBSE-US-50 3601, SMA PEAK3-US 3601, SMA STP-TL-US 3601, SMA STP-X-US 3601, SMA SC-CP-XT 3601
Schneider Electric: Schneider Electric CL125 012
Solis: Solis 3P-5G-US ILeak-PRO 01/02/03/04, Solis RHI-1P-HV ILeak-PRO 01/02/03/04, Solis S6-EH1P ILeak-PRO 01/02/03/04, Solis S6-EH2P ILeak-PRO01, Solis S6-EH2P ILeak-PRO02, Solis S6-EH2P ILeak-PRO03, Solis S6-EH2P ILeak-PRO04, Solis S6-EH3P30-60K ILeak-PRO01, Solis S6-EH3P30-60K ILeak-PRO02, Solis S6-EH3P30-60K ILeak-PRO03, Solis S6-EH3P30-60K ILeak-PRO04, Solis S6-EH3P75-150K ILeak-PRO01, Solis S6-EH3P75-150K ILeak-PRO02, Solis S6-EH3P75-150K ILeak-PRO03, Solis S6-EH3P75-150K ILeak-PRO04, Solis S6-GC ILeak-PRO, Solis S6-GU ILeak-PRO
Sungrow: Sungrow SG-CX-US 012, Sungrow SG200HX 012, Sungrow SG250HX 12, Sungrow SG350HX 012
Yaskawa Solectria: Yaskawa Solectria PVI-14-20TL GFCI.Err, Yaskawa Solectria PVI-25TL-R Fault0090, Yaskawa Solectria PVI-25TL-R GFCI.Err, Yaskawa Solectria PVI-TL GFCI.Err, Yaskawa Solectria SGI-XTM RCM Warn

Claims

`defined_in`

c1 drafted · lead Conext CL125 Owners Guide 975-0793 RevA

Conext CL125 Owners Guide 975-0793 RevA tbl=53.r3 h=e09edb18d925

c2 drafted · lead Conext CL125 Modbus App Note

Conext CL125 Modbus App Note tbl=33.r2 h=c2a216bfed40

`reports`

c3 drafted · lead High leakage current

Conext CL125 Owners Guide 975-0793 RevA tbl=53.r3 h=e09edb18d925
Conext CL125 Modbus App Note tbl=33.r2 h=c2a216bfed40

review note: support check: partial - Leakage current redundancy event is stated, but 'high' is implied only.

`affects`

c4 verified · fact PV array

Check PV strings for a ground fault.

Conext CL125 Owners Guide 975-0793 RevA tbl=53.r3 h=e09edb18d925
Conext CL125 Modbus App Note tbl=33.r2 h=c2a216bfed40

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

`applies_to`

c5 drafted · lead Schneider Electric Conext CL125

Conext CL125 Owners Guide 975-0793 RevA tbl=53.r3 h=e09edb18d925
Conext CL125 Modbus App Note tbl=33.r2 h=c2a216bfed40

Data