A contact system and a single-pole interrupter and load switch using the contact system
A contact system and load switch technology, used in electrical switches, high-voltage/high-current switches, high-voltage air circuit breakers, etc., can solve the problems of arc extinguishing capacity limitation, complex structure, and many moving parts, so as to ensure successful breaking , Simple and compact structure, reducing the effect of moving parts
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[0043] An example of a load switch is Figure 1~Figure 11 As shown, it includes three-phase unipolar arc extinguishing chambers arranged side by side along the front and back direction, each unipolar arc extinguishing chamber includes an insulating cylinder 1, and a contact system is arranged in the insulating cylinder 1, and the contact system includes a moving contact assembly 2 and static contact assembly 3. The insulating cylinder 1 includes a cylinder body 11 whose axis extends in the up and down direction. The upper end of the cylinder body 11 is provided with an upper mounting plate 17 for installing the moving contact assembly 2, and the lower end of the cylinder body 11 is provided with a lower mounting plate for installing the static contact assembly 3. The mounting plate 18, the upper mounting plate 17 and the lower mounting plate 18 are all provided with passing holes.
[0044] The outer peripheral surface of the cylinder 11 is provided with an outwardly extending...
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