SMA STP 60-US-10 Installation - Manual (Page 43)

SMA Solar Technology AG 4 Service
Installation Guide STP60-10-IA-xx-10 43
Table 4.4 Internal events
Events Caused by the Self-test
280 Self-test 24-hour timeout.
Self-test must run at least once
per 24 hours. None. - - -
281 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. Wait up to 24 hours. If event 34
also occurs, follow the action for
event 34. - - -
282 Grid code settings invalid. Restart the inverter. If event
persists, ask Service to generate a
new grid code file or reselect a
standard grid code. - - -
283 Gatedrive error. Restart the inverter. If the event
persists, call the Service. - - -
323 Internal fan error. Maximum
output power has been
reduced. If the event repeats, call Service. - - -
ID Status
message Description Measure DGO Hotline PV
ID Description Measure DGO Hotline PV
100 PV input current is negative. Sensor fault. Check the polarity of the PV system. If
polarity is correct, call service.
- - -
264,
266 Measurement circuit test failed. Restart the inverter. If the event persists,
call the Service. - - -
272 PV overvoltage protection device error.
Inverter will continue operation without
overvoltage protection. Replace PV overvoltage protection
device. See SPD replacement
instructions for details. - - -
273 Grid overvoltage protection device
error. Inverter will continue operation
without overvoltage protection. Replace PV overvoltage protection
device. See SPD replacement
instructions for details. - - -
274 Overvoltage protection device status
unknown. Restart the inverter. If the event persists,
call the Service. - - -
350 to
352 Residual-current monitoring unit (RCMU)
self-test failed. Contact the Service. - - -
353 Current sensor test failed. Contact the Service. - - -