For Operation in the Control Cabinet 3RW Soft Starters © Siemens AG 2009 3RW40 for standard applications 6 1) Optional up to size S3 (device variant). 2) Integrated remote reset (REMOTE) available only for 3RW40 2. to 3RW40 4.; remote reset with 3RU19 accessory module available for 3RW40 5. and 3RW40 7.. 3) Bypass protection up to size S3. 6/20 Siemens LV 1 T · 2009 Type 3RW40 . . Factory default Protection functions Motor protection functions Trips in the event of Trip class to IEC 60947-4-1 Class Phase failure sensitivity % Overload warning Thermistor protection acc.
to IEC 60947-8, type A/IEC 60947-5-1 Reset option after tripping Recovery time min Thermal overloading of the motor 10/15/20 10 > 40 No Yes1) Manual/automatic/remote reset2) (MAN/AUTO/REMOTE2)) 5 Device protection functions Trips in the event of Reset option after tripping Recovery time • During overloading of the thyristors s • During overloading of the bypass s Thermal overloading of the thyristors or bypass3) Manual/automatic/remote reset2) (MAN/AUTO/REMOTE2)) 30 60 Control times and parameters Control times Closing time (with connected control voltage) ms Closing time (automatic/mains contactor mode) ms Recovery time (closing command in active ramp-down) ms 100 Mains failure bridging time Control supply voltage ms 50 Mains failure response time Load circuit ms 500 Reclosing lockout after overload trip Motor protection trip min Device protection trip • During overloading of the thyristors s • During overloading of the bypass s 5 30 60 Starting parameters Starting time s Starting voltage % Starting current limit 0 ...
20 7.5 40 ... 100 40 1.3 ... 5 x Ie 5 x Ie Ramp-down parameters Ramp-down time s 0 ... 20 0 Reset mode parameters (for motor/device protection shut-down) Manual reset LEDs Automatic reset LEDs Remote reset (REMOTE)2) LEDs Off Off Yellow Green Start-up detection Yes Operating mode output 13/14 Rising edge at Start command Falling edge at Off command Ramp-down end ON ON RUN