Solar Lattice

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

SMA SI-US W122

Code
W122
Shown as
Inverter overvoltage slave 1
Vendor severity
1
Page
210
ID
fc:sma-sunny-island-us-w122
IRI
https://solarlattice.org/kb/fc/sma-sunny-island-us-w122
Status
active
Also known as
W122, w122, SMA W122, Inverter overvoltage slave 1
Category
Inverters
Class warning drafted · lead
Production not stated
Clears not stated

Decoded

Reports inverter overvoltage.

What can be behind Inverter overvoltage

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

SMA
SMA SI-US W123, SMA SI-US W124

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 Inverter overvoltage

Reported for slave device 1 in a multi-unit cluster.

applies_to

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

Data