KYN28-12 metal-enclosed switchgear is a three-phase AC 7.2-12kV, 50Hz indoor high-voltage switchgear, and can be equipped with microcomputer intelligent form combination relay, telemetry, remote control, remote communication and unattended. All the handcarts of the product are driven by screw, and the door of the cabinet is closed after the trolley enters the test position. The frame material is imported aluminum zinc plate, the use of assembly structure, easy installation, good strength, not deformation, mainly used in power system power plants, substations, industrial and mining enterprises, residential communities, school electricity, construction industry and other fields to accept and distribute electric energy, the implementation of control, protection, monitoring.