Siemens SIRIUS 3RW52 - Led State; Overload

Messages and diagnostics
8.2 LED display
SIRIUS 3RW52 Soft Starter
130 Manual, 01/2019, A5E35630451002A/RS-AD/004
8.2.3 LED STATE / OVERLOAD
LED ST/OL
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
Ramp-up or ramp-down
time active
• Motor is ramping up or ramping down.
Off
Stop
• Motor is switched off but might still be rotating.
• Motor is ready to start.
Flashes
yellow
Stop - not 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, e.g.:
– Supply voltage of motor missing.
Flashing
green /
yellow
Operation with motor
overload warning
Motor has started up and is running.
A motor overload warning exists, e.g.:
• Motor is too hot
• Temperature sensor wire break
• Temperature sensor short circuit
Lights up
yellow
Stop with motor
overload warning
Motor has decelerated to zero speed and shut down.
A motor overload warning exists, e.g.:
• 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.:
• Motor is too hot
• Temperature sensor wire break
• Temperature sensor short circuit