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Fault codes › SMA › Sunny Island 4548-US / 6048-US

SMA SI-US W377

Code
W377
Vendor severity
1
Page
213
ID
fc:sma-sunny-island-us-w377
IRI
https://solarlattice.org/kb/fc/sma-sunny-island-us-w377
Status
active
Also known as
W377, w377, SMA W377
Category
Inverters
Class warning drafted · lead
Production not stated
Clears not stated

Decoded

Reports AC overcurrent.

What can be behind AC overcurrent

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 E006, ABB / FIMER PVS-60-TL E006, ABB / FIMER TRIO-20.0-27.6-TL E006, ABB / FIMER UNO-DM-3.3-5.0-PLUS E006, ABB / FIMER UNO-DM-6.0-PLUS E006
CPS
CPS SCA50-100K-T Protect1110
Canadian Solar
Canadian Solar 185-255K OV-G-I
Fronius
Fronius Galvo 301, Fronius Primo 301, Fronius Symo 301
Huawei
Huawei SUN2000-100KTL-USH0 2039, Huawei SUN2000-25-30KTL-US 202, Huawei SUN2000-45KTL-US-HV-D0 202
KACO new energy
KACO new energy blueplanet TL3 36, KACO new energy blueplanet TL3 87, KACO new energy blueplanet TL3 88, KACO new energy blueplanet TL3 89
SMA
SMA STP-X-US 6404, SMA SC-CP-XT 6404, SMA SI-US F117, SMA SI-US W118, SMA SI-US W119, SMA SI-US W120, SMA SI-US W378, SMA SI-US W379, SMA SI-US W380, SMA SI-US W505, SMA SI-US W506, SMA SI-US W507, SMA SI-US W508
Schneider Electric
Schneider Electric CL125 040, Schneider Electric CL125 006, Schneider Electric CL125 007
Solis
Solis 1P-4G-US GRID-INTF, Solis 3P-5G-US OV-G-I, Solis RHI-1P-HV OV-G-I, Solis RHI-1P-HV OV-IgTr, Solis S5-GC GRID-INTF, Solis S6-EH1P OV-G-I, Solis S6-EH1P OV-IgTr, Solis S6-EH2P GRID-INTF, Solis S6-EH2P OV-G-I, Solis S6-EH3P30-60K GRID-INTF, Solis S6-EH3P30-60K OV-G-I, Solis S6-EH3P75-150K GRID-INTF, Solis S6-EH3P75-150K OV-G-I, Solis S6-GC GRID-INTF, Solis S6-GC OV-G-I, Solis S6-GC OV-IgTr, Solis S6-GU GRID-INTF, Solis S6-GU OV-G-I, Solis S6-GU OV-IgTr
Sungrow
Sungrow SG-CX-US 007, Sungrow SG200HX 007, Sungrow SG250HX 7, Sungrow SG350HX 007

Claims

defined_in

c1 drafted · lead SI4548-6048-US-BE-en-21W

has_event_class

c2 drafted · lead Warning (device continues, a condition is flagged)

from the Type column

reports

c3 drafted · lead AC overcurrent

Output current exceeds nominal grid or generator current on master

applies_to

c4 drafted · lead Sunny Island 4548-US / 6048-US

Data