根据标准EN IEC 61643-11测试和认证为2+3型保护器。适用于ITC-BT-23规定的I、II、III、IV类。紧凑的多级保护。通用和差动保护。可与ATSHOCK、ATSHIELD、ATSUB系列保护器配合使用。短的响应时间。不产生爆燃。它们的激活不会导致电源中断。热力学控制装置。遥控器无电压触点。 ATCOVER series protectors have been tested in official and independent laboratories, obtaining their characteristics according to relevant standards. Certificated tests according to EN IEC 61643-11. Complies with requirements of UL 1449. Relevant standards: NF C 17102, UNE 21186, EN IEC 62305. Products compliant with EC requirements.