4 Service
ID
Status
message
243,
263
279
280
281
282
283
323
Table 4.4 Internal events
Events caused by the self-test
ID
Description
100
DC input current is negative. Sensor
fault.
264
Measurement circuit test failed.
266
Measurement circuit test failed.
38
STPS60-IA-xx-12
Description
Internal error.
Temperature sensor error.
Self-test 24-hour timeout.
Self-test must run at least once
per 24 hours.
Too many RCMU events
during the past 24 hours. Only
four automatic reconnect
attempts after event 34 is
allowed during a 24-hour
period. The inverter will
automatically try to reconnect
after a certain period.
Grid code settings invalid.
Gatedrive error.
Internal fan error. Maximum
output power has been
reduced.
Measure
Restart the inverter. If the event
persists, call Service.
If the event persists, call Service.
None.
Wait up to 24 hours. If event 34
occurs again, follow the corrective
action for event 34.
Restart the inverter. If the error
continues to occur, please ask the
Service department to create a new
Grid Code file or to issue a new
standard Grid Code.
Restart the inverter. If the event
persists, call Service.
If the event repeats, call Service.
Measure
Check the polarity of the battery. If
polarity is correct, call Service.
If the event persists, call Service.
Warning: Do not operate the DC
load-break switch of the inverter.
Switching off the DC voltage using a
suitable DC load-break switch in the
Combiner Box is still possible. Do not
perform any further actions or switching
operations on the inverter. Contact
Service immediately.
SMA Solar Technology AG
DNO
SMA
DC
Service
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DNO
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Installation Manual