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Item specifics
Product Description
Type B RCCBs, in addition to normal AC, can detect high frequency AC and pure DC earth leakage currents. Reducing the risk of fire and/or electrocution throug4h automatic disconnection of the electrical supply relies on the selection of the correct type of RCCB. Application Example: EV & PV installations, Frequency converters, UPS installations, High-frequency power converters, Building site power supply cabinets Mode : Electromagnetic Type(wave form of the earth leakage sensed): B Rated current In :25,40,63,80,100A Poles:2P,4P Rated voltage Ue :2P 240V~,4P 415V~ Insulation voltage Ui :500V Rated frequency :50/60Hz Rated residual operation current(I△n) :30,100,300mA Rated residual making and breaking capacity (I△m):500A(In≤40A),10In(In>40A) Short-circuit current Inc= I△c:10,000A Break time under I△n :≤0.1s Rated impulse withstand voltage(1.5/50) Uimp : 4000V Dielectric test voltage at ind.Freq. for 1min :2.5kV Electrical life : 2,000Cycles Mechanical life : 4,000Cycles It ensures instantaneous tripping (without time- delay).
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