1、A WIDE RANGE OF APPLICATIONS: Voltage protector is stable and reliable, to achieve automation function, applied in mass production of household appliances 2、FLAME RETARDANT PC: Over under voltage protective device shell adopt enhanced PC material, flame retardant and high temperature resistant, more safe to use 3、AUTO RECOVERY FUNCTION: Over under voltage protector support auto recovery, no manual, when the voltage is too high or too low, the load side power well automatically detects the line voltage, and automatically closes to restore the power supply after the online line voltage recovers 4、SAFETY PROTECTION: Over and under voltage protector to ensure the safe operation of household appliances, when the voltage is too high or too low, automatically disconnect the load side power, prevent electrical burning, ensure the safety of electricity 5、EXCELLENT PERFORMANCE: Adjustable over under voltage protector is made with fine workmanship, possess compact appearance and stable performance, can make sure durability and stability Item Type: Over Under Voltage Protective Device Material: PC Current: 63A Undervoltage Protection Range: 140V to 210V Rated Frequency: 50/60Hz >U and <U Reset or Start Delay: 1-90S (40A) / 1s ~ 600s (63A) Error: 2% Output Contact: 1NO Electric Life: 100000 Times Mechanical life 1000000 Times Protection Level: IP20 Altitude: ≤2000meter Operating Temperature: -50℃-55℃ Humidity: ≤50% at 40℃ (no condensation) Humidity Temperature: -30℃ to 70℃ 1 x Over Under Voltage Protective Device