Type 2 surge protection unit ATBARRIER MM

type 1type 3for power supplies

Full coordinated surge protection cabinet for single-phase power supply lines. Formed by ATSHOCK + ATSUB40. Iimp = 50kA. Up = 1,4kV. Tested and certified as a protector Type 1+2+3 according to the standard EN IEC 61643-11. Suitable for Categories I, II, III, IV according to ITC-BT-23. With removable modules for replacement in the event of a breakdown or fault. Compact multi-pole protection. Containing zinc oxide varistors able to withstand very high currents. Short response time. Does not produce deflagration. Their activation causes no interruption in power supply. Thermodynamic control device. The operating current of the line must be lower than 63 A. ATBARRIER series protectors have been tested in official and independent laboratories, obtaining their characteristics according to relevant standards.