Feature: 1. Safety and Easy Maintenance: The protector shell is made of PC flame retardant material, ensuring a safer usage. Its modular design makes handling and maintenance a breeze, with excellent conductivity. 2. Built in Short Circuit Technology: Equipped with short circuit technology for overcurrent, overheating, and temperature control. Maximum continuous operating voltage of 1000V ensures reliable safety. 3. Accuracy Electronic Components: Utilizing accuracy electronic components for extended lifespan and stable performance, assisting you in completing tasks more effectively. 4. Immediate Surge Safety: In the event of voltage surges caused by weather or other factors, the protector quickly activates within nanoseconds, diverting surge voltages to the ground to defend electrical appliances. 5. Easy Installation: Designed for 3P rail mounting, installation is straightforward. Compatible with standard 35mm rail mounting, ideal for use in conjunction with distribution box circuit breakers. Specification: Item Type: Surge Protective Device Material: Flame Retardant PC Maximum Continuous Operating Voltage Ucpv: 1000VDC Nominal Discharge Current In: 20KA (8/20μs) Maximum Discharge Current Imax: 40KA (8/20μs) Voltage Safety Level Up: ≤3.5KV Thunderstorm Safety Level: T2 Safety Level: IP20 Indication: Green Normal, Red Fault Installation: 35mm standard rail Operating Temperature: -40℃ to 80℃ Humidity: ≤90% (Average 25℃) . Package List: 1 x Surge Protective Device