Functions
7.3 Soft stopping
3RW51 Soft Starter
88
Manual, 06/2019, A5E37108631002A/RS-AB/002
7.3
Soft stopping
Operating principle
A voltage ramp is used to implement soft stopping. With the ramp-based stopping function,
the motor voltage is decreased along a linear, negative voltage ramp.
t
1
... t
2
Ramp-down time
U
N
Line voltage
Parameters
Parameter
Description
Ramp-down time
The length of the ramp-down time defines the time within which the motor
voltage is reduced from line voltage to 0 V.
It may take longer for the motor to actually coast down to a standstill.
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 ...