• 1. 
  2. Removable AC Metal Clad Switchgear
     Rated voltage (kV): 40.5
     Rated frequency (Hz): 50，60
     Rated current (A): 630，1250，1600，2000，2500

• 1. 
  2. Fixed AC Metal Clad Switchgear
     Rated voltage (kV): 40.5
     Rated frequency (Hz): 50
     Rated current (A): 630，1250， 2000，2500

• 1. 
  2. Ring Main Unit and Others
     Rated voltage (kV): 12
     Rated frequency (Hz): 50
     Rated current (A): Main busbar: 630