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

SMA SI-US W855

Code
W855
Vendor severity
1
Page
217
ID
fc:sma-sunny-island-us-w855
IRI
https://solarlattice.org/kb/fc/sma-sunny-island-us-w855
Status
active
Also known as
W855, w855, SMA W855
Category
Inverters
Class warning drafted · lead
Production not stated
Clears not stated

Decoded

Reports abnormal temperature reading; look at PV charge controller.

What can be behind Abnormal temperature reading

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

CPS
CPS SCA25KTL-208 TempSensorErr
Canadian Solar
Canadian Solar 23-28KTL-CT TempSensorErr
KACO new energy
KACO new energy blueplanet TL3 101
SMA
SMA SI-US W865, SMA SI-US W875, SMA SI-US W885
Yaskawa Solectria
Yaskawa Solectria PVI-14-20TL TempSensorErr, Yaskawa Solectria PVI-25TL-R Warn0050, Yaskawa Solectria PVI-TL TempSensorErr

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 Abnormal temperature reading

Covers a sensor error or an undertemperature condition

affects

c4 drafted · lead PV charge controller

applies_to

c5 drafted · lead Sunny Island 4548-US / 6048-US

Data