The PXT Lighting Metering Enclosure distribution box mainly consists of structural components such as the cover plate,enclosure,transparent door,mounting rail,conductive busbars,cable entry cover and busbar barrier,and is equipped with neutral and protective earthing terminal. The PXT Lighting Metering Enclosure distribution box mainly consists of structural components such as the cover plate,enclosure,transparent door,mounting rail,conductive busbars,cable entry cover and busbar barrier,and is equipped with neutral and protective earthing terminal. The PXT Lighting Metering Enclosure distribution box mainly consists of structural components such as the cover plate,enclosure,transparent door,mounting rail,conductive busbars,cable entry cover and busbar barrier,and is equipped with neutral and protective earthing terminal bars. The enclosure is. PXT distribution box is used in power plants, substations, factories and mines, high-rise buildings and other power users. It is used as lighting, power feed and other purposes. The utility model discloses a PXT distribution box, which comprises a box body, wherein a box door is arranged on one side wall of the box body, a plurality of heat dissipation fans are arranged on the box door, a plurality of heat dissipation holes are formed in one side wall of the box body. Wiring diagram shows both PNP and NPN wiring. Dimensions are shown in mm (in. 81 ft)]. PZ40 and XDD (R) are electric metering boxes. PXT (R)K-X/X-X/X-X/X-IPX series specifications are interpreted as follows: 1. X/X for rated current/short-time withstand. Power Distribution Equipment is a term generally used to describe any apparatus used for the generation, transmission, distribution, or control of electrical energy.