Solar Lattice

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

SMA SI-US W220

Code: W220
Shown as: Warning SOH < 70%
Vendor severity: 1
Page: 211
ID: fc:sma-sunny-island-us-w220
IRI: https://solarlattice.org/kb/fc/sma-sunny-island-us-w220
Status: active
Also known as: W220, w220, SMA W220, Warning SOH < 70%
Category: Inverters

Class warning drafted · lead

Production not stated

Clears not stated

Decoded

Reports low battery state of health.

What can be behind Low battery state of health

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 211 drafted · lead
- tbl=143.r12 h=24e6e18fe368

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

Claims

`defined_in`

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

SI4548-6048-US-BE-en-21W tbl=143.r12 h=24e6e18fe368

`has_event_class`

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

from the Type column

SI4548-6048-US-BE-en-21W tbl=143.r12 h=24e6e18fe368

`reports`

c3 drafted · lead Low battery state of health

Battery state of health below 70 percent.

SI4548-6048-US-BE-en-21W tbl=143.r12 h=24e6e18fe368

`applies_to`

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

SI4548-6048-US-BE-en-21W tbl=143.r12 h=24e6e18fe368

Data