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Messages and diagnostics
9.2 LED display
SIRIUS 3RW52 Soft Starter
172
Equipment Manual, 04/2020, A5E35630451002A/RS-AE/005
9.2.3
STATE / OVERLOAD LED
"ST/OL" LED Status of the
3RW52 soft starter
Motor operating state
Lights up
green
Operation
The ramp up time comes to an end and the motor is
running.
Flashes
green
Starting or stopping
time active
Motor is ramping up or ramping down.
Off
Stop
x
Motor is switched off but might still be rotating.
x
Motor is ready to start.
Flashes
yellow
Stop - not ready to start
x
Motor is switched off but might still be rotating.
x
Motor is not ready to start. An ON command will cause
an error while at least one of the starting conditions is
not fulfilled, e.g.:
–
Supply voltage of motor missing.
Flashes
alternately
green / yellow
Operation with motor
overload warning
Motor has started up and is running.
A motor overload warning exists, e.g.:
x
Motor is too hot
Lights up
yellow
Stop with motor
overload warning
Motor has decelerated to zero speed and shut down.
A motor overload warning exists, e.g.:
x
Motor is too hot
Flashes red
Stop with motor
overload error
Motor has decelerated to zero speed and shut down due to
an overload error.
A motor overload error exists, e.g.:
x
Motor is too hot
x
Temperature sensor wire break
x
Temperature sensor short circuit