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1、Electrical Equipment and Operation1What is Circuit Breaker?What is Circuit Breaker?What is Circuit Breaker?The circuit breaker is a switching device that can close,carry and break the normal current in the operating state,and can close,carry and break the specified abnormal current(such as short-cir
2、cuit current,overload current)within a specified time.Therefore,the circuit breaker plays a role of control and protection.What is Circuit Breaker?Classification of High Voltage Circuit Breakers6According to the installation location,it can fall into:(1)Indoors(2)Outdoors According to the arc exting
3、uishing medium,it can be divided into:(1)Oil circuit breaker,also dead tank oil circuit breaker and live oil circuit breaker,and live oil circuit breaker is more used.(2)Compressed air circuit breaker(3)Vacuum circuit breaker(4)Sulfur hexafluoride circuit breakerStructure of high voltage circuit breaker7Breaking componentInsulated pillarOperating mechanismPedestalThank you for watching!8