ZMGQ系列自复式过欠压保护器被广泛用于照明配电系统。外形美观小巧、重量轻、性能优良可靠，脱扣迅速等优点，其轨道安装，壳体和部件采用高阻燃及耐冲击塑料，使用寿命长。主要用于交流230V/400V电压线路的过载，过电压、欠电压保护。

The ZMGQ series self-resetting overvoltage and undervoltage protectors are widely used in lighting distribution systems. Featuring an aesthetically pleasing design, compact size, lightweight construction, excellent performance, high reliability, and rapid tripping capability, these protectors utilize track-mounted installation with housings and components made of high flameretardant and impact-resistant plastics, ensuring a long service life. They are primarily designed for overload, overvoltage, and undervoltage protection in AC 230V/400V voltage circuits