Description
Miniature Circuit Breaker (MCB) is an automatic protection device for household electrical systems, mainly used to prevent circuit overload and short circuit, and ensure the safe operation of household electrical equipment. A household miniature circuit breaker is a low-voltage electrical switch that can automatically cut off the circuit when the current exceeds its rated value. Compared with traditional fuses, MCB is resettable and more convenient to use. The main function is overload protection: when the current in the circuit exceeds the set rated value, the MCB will automatically disconnect the circuit to prevent overheating of the wires and damage to the electrical appliances. Short circuit protection: in the event of a short circuit, the MCB can quickly cut off the power supply to avoid fire and equipment damage. Manual reset: after the fault is eliminated, the user can manually reset the MCB to restore the normal operation of the circuit. It is usually installed in the distribution box, close to the power supply line, for centralized management and control. It is recommended to check the working status of the MCB regularly to ensure its normal operation and replace the faulty circuit breaker in time. Miniature circuit breakers can effectively prevent electrical fires and equipment damage and ensure the safety of household electricity. Users can easily reset manually, avoiding the trouble of replacing the fuse. The household miniature circuit breaker is an indispensable and important part of the household electrical system. Through its efficient protection function, it ensures the safe and stable operation of household electrical equipment. Choosing the right MCB and properly installing and maintaining it can significantly improve the safety and reliability of household electricity use. Specification: Rated Voltage:AC240/415V~ Standard：IEC/EN60898-1 Magnetic release characteristic：B:(3-5)xIn Protection:Overcurrent and short circuit Type of trip:Thermo-magnetic Energy Limiting Class:3 Rated impulse withstand voltage(1.2/50) (Uimp):4,000V Rated Breaking Capacity:6000A Mechanical Life (Times):10,000 Electrical Life (Times):4000 Protection Degree:IP20 Maximum Wiring Capacity:25mm² Max.tightening torque:2.5N.m Installation:Mounting on 35mm DIN rail