Solar Lattice

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

SMA SI-US W941

Code: W941
Shown as: Warning via SiCom: Battery overtemperature in charge mode
Vendor severity: 1
Page: 219
ID: fc:sma-sunny-island-us-w941
IRI: https://solarlattice.org/kb/fc/sma-sunny-island-us-w941
Status: active
Also known as: W941, w941, SMA W941, Warning via SiCom: Battery overtemperature in charge mode
Category: Inverters

Class warning drafted · lead

Production not stated

Clears not stated

Decoded

Reports high battery temperature.

What can be behind High battery temperature

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

Defined in

SI4548-6048-US-BE-en-21W — SMA · page 219 drafted · lead
- tbl=156.r8 h=77807e4cd828

The manufacturer's own cause and corrective text is not reproduced here.

Same condition on other equipment

SMA: SMA SI-US F923, SMA SI-US F925, SMA SI-US W212, SMA SI-US W939

Claims

`defined_in`

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

SI4548-6048-US-BE-en-21W tbl=156.r8 h=77807e4cd828

`has_event_class`

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

from the Type column

SI4548-6048-US-BE-en-21W tbl=156.r8 h=77807e4cd828

`reports`

c3 drafted · lead High battery temperature

Only while the battery is in charge mode.

SI4548-6048-US-BE-en-21W tbl=156.r8 h=77807e4cd828

`applies_to`

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

SI4548-6048-US-BE-en-21W tbl=156.r8 h=77807e4cd828

Data