Miniature fixed metal-armored switchgear
A technology of metal armoring and switchgear, which is applied in the setting of switchgear with metal casing, the setting of switchgear, switchgear and other directions, can solve the problem of increasing the manufacturing cost of switchgear, increasing the manufacturing cost of cabinet body, and increasing the size of switchgear. and other problems, to achieve the effect of facilitating maintenance and repair, improving assembly efficiency, and reducing space occupied
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[0019] see figure 1 , 2 As shown, the metal armored miniaturized fixed switchgear of the present invention includes an instrument box 1, a mechanism box 4, a combined electrical appliance 5 composed of an isolating switch and a vacuum switch installed on a cabinet 2 as well as a current transformer 6 and a grounding switch 7. , The instrument box 1 includes an instrument box equipped with a self-powered relay and a dot display device, and an instrument box door hinged on the opening side of the instrument box. The mechanism box 4 includes a mechanism box mounted with a switch operating mechanism and installed in the mechanism The door panel of the mechanism box on the side of the opening of the box body. The combined electrical appliance 5 is completely solid-sealed with the isolating switch and the vacuum switch interrupter into an integrated type. The main circuit is arranged longitudinally, so that the isolating switch 5-1 and the vacuum switch 5-2 are integrated. In a simpli...
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