4-Pole B Class Surge Arresters

4-Pole B Class Surge Arresters

Number of Poles 4 (triphase+neutral) Operating Voltage V(in) (L-L) 400V Operating Frequency 50/60 Hz Voltage Protection Level Up <2,5kV IEC Category Class I Rated voltage Un 230 V AC (230V AC – 275V AC) Arestornominal voltage Uc (L-N)275 V AC , Uc (L-PE)275 V AC Nominal frequency Fn 50 Hz – 60 Hz Maximum discharge current In 100kA ≤ 25ns Rated discharge current Iimp 50kA ≤ 25ns Response Time (L-N) , (L-PE) ≤ 25ns Inlet Connection Screw Clamp No Output Connection Screw Thread: M5, Torque: 4,5Nm Multi-core and Single-Core conductor cross-section 2,5 mm2, 4 mm2 Standards/Regulations IEC 61643-11 2011, IEC 61643-11 2012 Protection class IP20 Enclosure material White ABS, UL’94 V-0 Degree of non-flammability Standards for clearances and scattering distances DIN VDE 0110-1 , IEC 60664-1 Faulty message for overvoltage protection 3 Pcs LED Direction of movement3 L – N – PE Mounting type, Design DIN rail 35mm, Rail module Ambient temperature -50 °C, +80 °C Dimensions 50 x 75 x 60mm