|  Voltage protector  MYN2-300V~3000V/5KJ~100KJ | 2022-12-06 | 
|  Voltage protector  MYN2-820V/10KJ~40KJ | 2022-12-06 | 
|  Voltage protector  MYN2-680V/8KJ~40KJ | 2022-12-06 | 
|  Voltage protector  MYN2-470V/5KJ~30KJ | 2022-12-06 | 
|  Field breaker   DMX2   new de excitation switch | 2022-12-06 | 
|  Field breaker   DMX2-400 | 2022-12-06 | 
|  MB generator deexcitation overvoltage protection device | 2022-12-06 | 
|  Field breaker   DM8G-1600/800 21 | 2022-12-06 | 
|  Field breaker   DM8G-400/800 20 | 2022-12-06 | 
|  Field breaker   DMX2-600 | 2022-12-06 |