Standard: IEC/EN60898-1 GB/T10963.1 Instantaneous trip type: C/D The number of poles: 1P+N Rated short circuit breaking capacity: Icn 4.5kA Rated working current: In 6-40A Rated working voltage Ue : AC 230V Rated operating frequency : 50/60Hz Rated insulation voltage Ui: 500V Rated impulse withstand voltage Uimp: 4kV Mechanical/electrical life: 10000/4000 Times