This Easy9 product is a surge arrester. This product, according to Imax maximum discharge current of 20kA, is recommended for a medium risk level. It can be associated with a 25A and C curve tripping circuit breaker. The Uc maximum continuous operating voltage is 275VAC. The In nominal discharge current is 10kA. The Up maximum voltage protection level is 1.3kV It can be mounted on DIN rail for modular installation. Its width is 8 pitches of 9mm. According to IEC 60529 standard, the degree of protection is IP40 in modular enclosure. The operating temperature is -5°C to 60°C. The storage temperature is -5°C to 70°C. This product complies with IEC 61643-11 standard.