Solar Lattice

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

SMA SI-US W866

Code
W866
Shown as
Overtemperature Sunny Island Charger 2
Vendor severity
1
Page
217
ID
fc:sma-sunny-island-us-w866
IRI
https://solarlattice.org/kb/fc/sma-sunny-island-us-w866
Status
active
Also known as
W866, w866, SMA W866, Overtemperature Sunny Island Charger 2
Category
Inverters
Class warning drafted · lead
Production not stated
Clears not stated

Decoded

Reports charge controller overtemperature; look at PV charge controller.

What can be behind Charge controller overtemperature

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 W856, SMA SI-US W876, SMA SI-US W886

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 Charge controller overtemperature

affects

c4 drafted · lead PV charge controller

applies_to

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

Data