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Siemens 3RW51 Series Manual page 119

Industrial controls , soft starters and solid-state switching devices

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8.2.3
LED STATE / OVERLOAD
LED ST/OL
Lights up
Flashes
Flashes
Flashes
green /
Lights up
Flashes red
3RW51 Soft Starter
Manual, 06/2019, A5E37108631002A/RS-AB/002
Status of the 3RW51
soft starter
Operation
green
Ramp-up or ramp-down
time active
green
Stop
Off
Stop - not ready to start
yellow
Operation with motor
overload warning
yellow
Stop with motor
overload warning
yellow
Stop with motor
overload error
Motor operating state
The ramp-up time comes to an end and the motor is
running.
Motor is ramping up or ramping down.
Motor is switched off but might still be rotating.
Motor is ready to start.
Motor is switched off but might still be rotating.
Motor is not ready to start. An ON command will cause
an error while at least one of the starting conditions is
not fulfilled.
Example : Supply voltage of motor missing.
Motor has started up and is running.
A motor overload warning exists, e.g.:
Motor temperature has reached the overload limit
Motor has decelerated to zero speed and shut down.
A motor overload warning exists, e.g.:
Motor temperature has reached the overload limit
Motor has decelerated to zero speed and shut down due to
an overload error.
A motor overload error exists, e.g.:
Motor temperature has reached the overload limit
Messages & diagnostics
8.2 LED display
119

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