Solar Lattice

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

SMA SI-US W947

Code: W947
Shown as: Warning via SiCom: internal error in battery management
Vendor severity: 1
Page: 219
ID: fc:sma-sunny-island-us-w947
IRI: https://solarlattice.org/kb/fc/sma-sunny-island-us-w947
Status: active
Also known as: W947, w947, SMA W947, Warning via SiCom: internal error in battery management
Category: Inverters

Class warning drafted · lead

Production not stated

Clears not stated

Decoded

Reports battery management system error.

What can be behind Battery management system error

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.r14 h=5946dd290693

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

Same condition on other equipment

SMA: SMA SI-US F931

Claims

`defined_in`

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

SI4548-6048-US-BE-en-21W tbl=156.r14 h=5946dd290693

`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.r14 h=5946dd290693

`reports`

c3 drafted · lead Battery management system error

SI4548-6048-US-BE-en-21W tbl=156.r14 h=5946dd290693

`applies_to`

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

SI4548-6048-US-BE-en-21W tbl=156.r14 h=5946dd290693

Data