泄放能量大、无漏电流、无续流、模块化安装，安全系数高、使用寿命长、抗环境能力强、电压保护水平小于2500V。

ZMMT1系列一级电涌保护器依据IEC和GB标准设计。应用于电源供电系统第一级的电涌保护，产品为标准35mm导轨式安装方式。

ZMMT1系列T1级电涌保护器具备很高的雷电流泄放能力，单模块冲击电流最大可达50kA( 10/350μs)，可防范直击雷在内的各种电涌，应用于雷击风险较高地区的设备系统的电源第一级电涌保护，可组合用于单相/三相供电线路中使用。

Features high energy dissipation, no leakage current, no backflow current, modular installation, a high safety factor, long service life, strong environmental resistance, and a voltage protection level of less than 2500V.

The ZMMT1 series first-level surge protectors are designed in accordance with IEC and GB standards and are intended for surge protection at the first level of power supply systems; these products feature a standard 35 mm rail-mounted installation configuration.

The ZMMT1 series T1-class surge protectors feature exceptional lightning current discharge capability, with a maximum single-module impulse current of up to 50 kA (10/350 μs), capable of protecting against various surge events—including direct lightning strikes—by serving as the primary surge protection level for equipment systems in areas with high lightning strike risk; they can also be configured for use in both single-phase and three-phase power supply lines.