Class II surge arrester ATSUB 140-230

class Itype 1 + 2for power supplies

Protector for power supply lines. Single-pole. Type 1+2. Uc = 275 VAC. Iimp = 30 kA. Imax =140 kA. Up(1,2/50) = 900 V. Size 4DIN. Tested and certified as a protector Type 1+2 according to the standard EN IEC 61643-11. Suitable for Categories I, II, III, IV according to ITC-BT-23. Single-pole protection. Containing zinc oxide varistors able to withstand very high currents. Coordinable with protectors of series ATSHOCK, ATSHIELD and ATCOVER. Short response time. Does not produce deflagration. Their activation causes no interruption in power supply. Thermodynamic control device. ATSUB series protectors have been tested in official and independent laboratories, obtaining their characteristics according to relevant standards.