Features Enhanced Power Supply Protection: This device safeguards AC power line systems against overvoltage and transient surges, ensuring reliable and extending equipment lifespan Rapid Discharge Capability: Features a large discharge current and quick response time, minimizing downtime with effective protection from sudden voltage spikes Easy DIN Rail Installation: Designed for hassle- setup on DIN rails, with an optional remote alarm terminal for added security and monitoring Features: 1、FOR POWER SUPPLY: This AC surge protector is suitable for use in low voltage standard IEC EN 61643‑11 to protect AC power line systems and other equipment from overvoltage and transient overvoltage 2、FAST DISCHARGE: Come with large discharge current, low residual current, large discharge capacity, quick response time, pluggable 3、DIN RAIL INSTALLATION: DIN rail installation, remote alarm terminal is optional, stable and reliable 4、THERMAL BREAK PROTECTION: Dual thermal circuit breaker provides more reliable protection, very practical 5、EXCELLENT PC: Adopt PC flame retardant material, possess a wide range of temperature, good size stability, good weather resistance, excellent electrical characteristics, no deformation, resistance Specification: Item Type: Surge Protective Device Material: PC flame retardant Maximum Continuous Operating Voltage Uc: 275VAC Nominal Discharge Current In (8/20μs): 20kA Maximum Discharge Current Imax(8/20μs): 40kA Maximum Impulse Current Iimp: 5kA Voltage Protection Level Up: 1.5kV Package List: 1 x Surge Protective Device Package List 1 x Surge Protective Device