3RW51 Soft Starter
Manual, 06/2019, A5E37108631002A/RS-AB/002
83
Functions
7
7.1
Soft starting
Operating principle
A voltage ramp is used to implement soft starting. The 3RW51 soft starter increases the
motor voltage from a parameterizable starting voltage to the line voltage within a definable
ramp-up time.
①
Voltage ramp with short ramp-up time t1
②
Voltage ramp with long ramp-up time t2
U
N
Line voltage
U
S
Parameterizable starting voltage
t
1
Short ramp-up time
t
2
Long ramp-up time
Содержание 3RW51 Series
Страница 142: ...Maintenance and servicing 9 5 Restore factory setting 3RW51 Soft Starter 142 Manual 06 2019 A5E37108631002A RS AB 002 ...
Страница 146: ...Dimension drawings 11 1 CAx data 3RW51 Soft Starter 146 Manual 06 2019 A5E37108631002A RS AB 002 ...
Страница 148: ...Circuit diagrams 12 1 CAx data 3RW51 Soft Starter 148 Manual 06 2019 A5E37108631002A RS AB 002 ...
Страница 169: ...Example circuits A 2 Control circuit connection 3RW51 Soft Starter Manual 06 2019 A5E37108631002A RS AB 002 169 ...
Страница 190: ...Glossary 3RW51 Soft Starter 190 Manual 06 2019 A5E37108631002A RS AB 002 ...
Страница 192: ...Index 3RW51 Soft Starter 192 Manual 06 2019 A5E37108631002A RS AB 002 ...