Siemens SIRIUS 3RW55 - Page 94

Parameter Hydraulic pump Compressors Conveyor belts
Stopping mode Coasting down Coasting down Torque control
Stopping time Not relevant Not relevant 10 s
Stopping torque Not relevant Not relevant 10%
Trip class CLASS 10E CLASS 10E CLASS 10E
Parameter Roller conveyor Agitator Centrifuge
Rated operational current I
e
Rated operational current I
e
of the 3RW55 or 3RW55 Failsafe soft starter used
Starting mode Torque control Voltage ramp + Current limit‐
ing
Voltage ramp + Current limit‐
ing
Current limiting value Not relevant 400% 400%
Starting voltage Not relevant 40% 40%
Ramp up time 10 s 4 s 4 s
Starting torque 60% Not relevant Not relevant
Limiting torque 150% Not relevant Not relevant
Stopping mode Torque control Coasting down Coasting down
Stopping time 10 s Not relevant Not relevant
Stopping torque 10% Not relevant Not relevant
Trip class CLASS 10E CLASS 20E CLASS 20E
Parameter Milling machine Mills Crushers
Rated operational current I
e
Rated operational current I
e
of the 3RW55 or 3RW55 Failsafe soft starter used
Starting mode Voltage ramp + Current limit‐
ing
Voltage ramp + Current limit‐
ing
Voltage ramp + Current limit‐
ing
Current limiting value 400% 400% 400%
Starting voltage 40% 50% 50%
Ramp up time 4 s 40 s 40 s
Starting torque Not relevant Not relevant Not relevant
Limiting torque Not relevant Not relevant Not relevant
Stopping mode Coasting down Coasting down Coasting down
Stopping time Not relevant Not relevant Not relevant
Stopping torque Not relevant Not relevant Not relevant
Trip class CLASS 20E CLASS 30E CLASS 30E
Breakaway time Not relevant 0.3 s 0.3 s
Breakaway voltage Not relevant 80% 80%
Parameter Circular saws/band saws User de󹪝ned
Rated operational current I
e
Rated operational current I
e
of the 3RW55 or 3RW55 Failsafe soft starter used
Starting mode Torque control + Current limiting Torque control + Current limiting
Current limiting value 400% 400%
Starting voltage Not relevant 40%
Ramp up time 40 s 10 s
Parameter assignment
6.4 Suggested settings of the application wizard
SIRIUS 3RW55 and 3RW55 Failsafe Soft Starters
94 Equipment Manual, 02/2022, A5E35630887002A/RS-AF/006