Feature:1. FOR POWER SUPPLY: This AC surge protector is suitable for use in low voltage standard IEC EN 6164311 to protect AC power line systems and other equipment from overvoltage and transient overvoltage2. FAST DISCHARGE: Come with large discharge current, low residual current, large discharge capacity, quick response time, pluggable3. DIN RAIL INSTALLATION: DIN rail installation, remote alarm terminal is optional, stable and reliable4. THERMAL BREAK PROTECTION: Dual thermal circuit breaker provides more reliable protection, very practical5. EXCELLENT PC: Adopt PC flame retardant material, possess a wide range of temperature, good size stability, good weather resistance, excellent electrical characteristics, no deformation, corrosion resistanceSpecification:Item Type: Surge Protective DeviceMaterial: PC flame retardantMaximum Continuous Operating Voltage Uc: 275VACNominal Discharge Current In (8/20s): 20kAMaximum Discharge Current Imax(8/20s): 40kAMaximum Impulse Current Iimp: 5kAVoltage Protection Level Up: 1.5kV.Package List:1 x Surge Protective Device