Solar Lattice

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

SMA SI-US W943

Code: W943
Shown as: Warning via SiCom: battery charging current too high
Vendor severity: 1
Page: 219
ID: fc:sma-sunny-island-us-w943
IRI: https://solarlattice.org/kb/fc/sma-sunny-island-us-w943
Status: active
Also known as: W943, w943, SMA W943, Warning via SiCom: battery charging current too high
Category: Inverters

Class warning drafted · lead

Production not stated

Clears not stated

Decoded

Reports excessive battery charging current.

What can be behind Excessive battery charging current

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.r10 h=be5d14ac6c9b

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

Same condition on other equipment

SMA: SMA SI-US F927, SMA SI-US F928, SMA SI-US W944

Claims

`defined_in`

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

SI4548-6048-US-BE-en-21W tbl=156.r10 h=be5d14ac6c9b

`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.r10 h=be5d14ac6c9b

`reports`

c3 drafted · lead Excessive battery charging current

SI4548-6048-US-BE-en-21W tbl=156.r10 h=be5d14ac6c9b

`applies_to`

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

SI4548-6048-US-BE-en-21W tbl=156.r10 h=be5d14ac6c9b

Data