9 Service
SMA Solar Technology AG
42
STPS60-IA-xx-13
Installation Manual
Internal Events
ID
Display
Description
Measure
DN
O
SMA Se
rvice Lin
e
DC
201-208 Internal
temperature
too high
The internal temperature of the
inverter is too high.
Verify that no objects or dust are on
top of the inverter and make sure
that the air ducts are clear and not
blocked.
-
x
-
209,
210
Voltage on
DC bus is
too high
Voltage in DC link is too high. If the event persists, reset the
inverter by disconnecting DC and
AC. If the event is repeated, check
the maximum DC voltage using the
display to see if it is above the limits.
-
x
-
211
Fan speed
too low
Fan speed is too low.
Check whether the inverter fan is
blocked.
-
x
-
213-215 Contactor
failed to
close
Internal error. Voltage
measured before and after the
relay differs too much.
Contact the Service.
-
x
-
216-218 Grid
measured
current high
Current measured on AC side
is too high.
Contact the Service.
-
x
-
219-221 Contactor/
relay failed
to close
Internal error. Voltage
measured before and after the
relay differs too much.
Contact the Service.
-
x
-
225-240 Failure in
memory
Failure in memory/EEPROM.
Restart the inverter. If the event
persists, contact Service.
-
x
-
241-245 Internal
communicat
ion failure
Internal communications fault. Restart the inverter. If the event
persists, contact Service.
-
x
-
248
System-fault Internal CPU error.
Restart the inverter. If the event
persists, contact Service.
-
x
-
249
Communica
tion
Communication error.
Restart the inverter. If the event
persists, contact Service.
-
x
-
252-254 Grid current
too high
Current measured on AC side
is too high.
If the event repeats, contact Service. -
x
-
263
Internal
software
error
Internal error.
Restart the inverter. If the event
persists, contact Service.
-
x
-
275
Internal
memory
failure
Failure in memory/EEPROM.
Restart the inverter. If the event
persists, contact Service.
-
x
-
279
Temperatur
e sensor
error
Temperature sensor error.
If the event persists, contact Service. -
x
-