Procedure and apparatus for braking a squirrel-cage elevator motor fed by a frequency converter in fault situations
A Standard patent application filed on 12 March 1991 credited to Hakala, Harri
Details
Application number :
72823
Application type :
Standard
Application status :
CEASED
Under opposition :
No
Proceeding type :
Invention title :
Procedure and apparatus for braking a squirrel-cage elevator motor fed by a frequency converter in fault situations