日韩不卡短视频在线观看-成人三级在线观看一区二区-日韩av中文字幕在线免费观看-国产小视频你懂的在线观看

The 27.5kV intelligent circuit breaker (cabinet) is used for power distribution and electrical circuit breaking in traction substations, subdivision stations and opening and closing stations, and is indoor type equipment; the built-in circuit breaker adopts air insulation and vacuum interrupting working mode, which is suitable for high current and high frequency breaking application scenarios. The 27.5kV intelligent circuit breaker (cabinet) is equipped with a variety of sensors to monitor the mechanical and electrical characteristics of the switch, with video monitoring, arc protection, temperature monitoring and local discharge monitoring to achieve comprehensive state awareness, accident prediction and fault warning.