Single -phase single epitope ammeter case

The utility model relates to a single -phase single epitope ammeter case, including case lid and box, the case lid passes through the joint and links to each other with the box, box inside is equipped with three subregion, and box upper portion is the ammeter district, and the box lower part is two air switch districts, the box lower extreme is equipped with and is used for the metal hasp of fixation cabinet and case lid, the case lid lower extreme is equipped with the annular through -hole corresponding with the metal hasp of box lower extreme, the case lid both sides are equipped with and are used for the fixture block that is connected with the box, the case lid top surface is equipped with three operation window, and every operation window is equipped with the visor, all is equipped with a round ring latch at operation window's lower extreme, and the lower extreme of visor is equipped with the through -hole corresponding with the hasp, the utility model has the advantages of reasonable design, the used ma