Description:  Intelligent circuit breaker for AC50Hz, Rated operating voltage is 230/400V, Rated working current is 63A and the following user or load,With overload and short-circuit protection function. Mobile Phone Remote Control Circuit Breakers on and off, the mobile phone real-time displays the on-off state of the breakers. Timing. Delay shared control,Good-looking. Good and reliable performance,High on-off ability,Quick release, Modular rail type installation.    Normal working conditions:  1. Ambient air temperature.  a. The upper limit shall not exceed 40℃;  b. The lower limit shall not be lower than-5 ℃;  c. The average value within 24h does not exceed 35℃;  d. Limit service temperature: -25℃ ~ 70℃;  2. Altitude.  The elevation of the installation site shall not exceed 2,000 metres.  3. Atmospheric condition.   a. When the ambient air temperature is + 40℃, the relative humidity.   of the air does not exceed 50%, Higher relative humidity can be achieved at lower temperatures.  b. When the monthly mean minimum temperature of the wettest month is 25 ℃, the monthly mean phase humidity is 90%.  c. Condensation on the surface of the product due to a change in temperature has been taken into account.  4. Pollution level;  The pollution level used in the circuit breaker is level 2.  5. Type of installation;  Class II, Class III installation;    Technical parameter:  Rated operating voltage: AC230V/400V;  Shell frame rating current: 100A;  On-off capacity: 6000A;  Rated current: 63A;  Life Span: Mechanical Life, on and off 20,000 times, Electrical Life, on and off 4000 times.  Wiring: Using clamp wiring terminal;  The cross-sectional area of the connecting cable can reach 35mm;  Installation: installed on 35*7.5 mm standard guide rail.;    Package included:  1 x Intelligent circuit breakers;  1 x Mnaual