1Fault arc protection circuit breaker uses electronic technology to identify arc state. 2Fault arc detection is a key part of arc fault protection. 3Working with the characteristics of light, heat, sound and electromagnetic of arc discharge. 4High degree of protection, suitable for changing environments. 5Suitable for installation in places where there is no significant vibration or shock. 6Simple installation, DIN standard 35 rail mounting. Condition: 100% Brand New Item Type: Arc Fault Circuit Breaker Number Of Poles: 2P Rated Frequency F (Hz): 50 Rated Operating Voltage Ue (VAC): 230 Rated Current In(A): 32A, 63A (optional) Rated Short-Circuit Breaking Capacity Icn(KA): 6 Outlet Characteristics: C, D Minimum String Arc And Parallel Arc Current (A): String Arc: 5; Parallel Arc: 75 Electrostatic Discharge Immunity (KA): Air Discharge > 8; Contact Discharge > 6 Protection Level: IP20 Wiring Capacity (mm): 1-25 Operating Environment (C): -25~+55 Resistance To Heat And Humidity: 2 Types Altitude (M): 2000 Pollution Degree: 2 Installation Environment: No Significant Vibration and Impact Installation Category: Level III Installation Method: DIN Standard 35 Rail The main arc detection and fault identification methods: 1. According to the characteristics of the arc waveform; 2. According to the high frequency energy mutation of the arc; 3. Using high frequency wavelet transform; 4. Using a Fourier transform; 5. Using time-frequency analysis; 6. Use high frequency signal comparison; 7. Use arc wavelength switching. .w-e-text table td,.w-e-text table th,.wang-edit-text table td, .wang-edit-text table th{border: .5pt solid000;};.w-e-text table,.wang-edit-text table{border: 1px solid000important;}1 x Arc Protector