Alarms/diagnostic messages
8.1 Status and error displays
Motor starter (3RK1308‑0**00‑0CP0)
164
Equipment Manual, 11/2019, A5E34821005002A/RS-AC/003
LEDs
Meaning
Explanation
RN
(RUN)
ER
(ERROR)
MT
(MAINT)
Not
relevant
Flashes
at ≥
2 Hz
Not
relevant
Error
Group fault
At least one Error alarm has been
transferred to the controller.
Possible causes:
•
Electronics supply voltage too low or
too high
•
Motor protection disconnection
•
Thermal overload of the
ET 200SP motor starter
•
Missing load voltage, phase
failure/missing load
•
The mechanical rotary interlock is
not in the READY position.
On
OFF
Flashes
PROFIenergy active
-
Flashes
OFF
Flashes
Action required
Ex motor (ATEX): New safety-related
parameters are available for release.
ST/OL (STATE/OVERLOAD) LED
Table 8- 2
Status display ST/OL
ST/OL LED
Motor operating state
Meaning
On
Operation
ON command for motor active
Off
STOP
The motor is switched off.
It is not known whether the motor is still rotating or not.
Flashes
at 0.5 Hz
Overload
The thermal motor model or device protection model has tripped.