西門子直流調速裝置器6RA7091維修，常見故障：F001代碼維修，F004故障維修，F005故障維修，F006故障維修,F007故障維修，F011代碼維修，F016維修，F017故障維修，F018故障代碼維修，F021代碼維修，F028故障，F030代碼維修，F036故障代碼維修，F038故障維修，F042故障維修，F043維修，F048維修，F050故障代碼維修，F079維修，F069等維修

6RA7018-6DS22-0 30A   6RA7025-6DS22-0 60A    
6RA7028-6DS22-0 90A    
6RA7031-6DS22-0 125A   
6RA7075-6DS22-0 210A   
6RA7078-6DS22-0 280A   
6RA7081-6DS22-0 400A   
6RA7085-6DS22-0 600A    
6RA7087-6DS22-0 850A   
6RA7091-6DS22-0 1200A   
6RA7093-4DS22-0 1600A   
6RA7095-4DS22-0 2000A 

6RA7013-6DV62-0 15A    
6RA7018-6DV62-0 30A    
6RA7025-6DV62-0 60A    
6RA7028-6DV62-0 90A    
6RA7031-6DV62-0 125A    
6RA7075-6DV62-0 210A    
6RA7078-6DV62-0 280A    
6RA7081-6DV62-0 400A    
6RA7085-6DV62-0 600A   
6RA7087-6DV62-0 850A   
6RA7091-6DV62-0 1200A   
6RA7093-4DV62-0 1600A   
6RA7095-4DV62-0 2000A