A KYN-type high-voltage measuring cabinet includes a cabinet body, wherein the cabinet is internally separated into a meter room positioned at the upper part of the front side, a handcart room at the middle of the front side, a front lower room at the lower part of the front side and a bus room on the rear side; a three-phase upper contact and a three-phase lower contact are arranged in the bus room; three-phase incoming buses horizontally extending to the bus room from the left side are arranged in the cabinet body; three-phase outgoing buses horizontally extending to the bus room from the right side are arranged in the cabinet body; the three-phase incoming buses are connected with the three-phase upper contact through a copper bar respectively; the three-phase outgoing buses are connected with the three-phase lower contact through a copper bar respectively; insulting sleeves allowing all the buses to penetrate through are arranged on the side wall of the cabinet body. The KYN-type high-voltage measuring cabinet has the advantages of simple structure, low cost, high convenience in assembly and the like.