High and low voltage switchgear

High and low voltage switchgear is a kind of electrical equipment, the outside strand first goes into the cabinet internal main control switch, then enters the control switch, each branch is set according to its need. Such as instruments, automatic control, motor magnetic switch, all kinds of ac contactor, etc. Some, such as power plants, have high pressure chamber and low pressure chamber switchgear, which are equipped with high voltage bus, while some still have low cycle load reduction for shedding of the main equipment.