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What is an MCB

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What is an MCB? How does an MCB work? What types of MCBs are there? If you're working with electrical circuits or devices, you may have come across the term MCB. But what does it mean and why is it important? In this video, we'll explain what an MCB is, how it works, what types of MCBs are available, and how to choose the right one for your application. What is an MCB? MCB stands for miniature circuit breaker. It's a device that automatically switches off an electrical circuit in case of overcurrent, overload, or short circuit. This protects the circuit and the device from damage and prevents fire hazards. MCBs are more reliable, sensitive, and convenient than fuses, as they can be easily reset and controlled remotely. How does an MCB work? MCBs work on the principle of thermal and electromagnetic effects of current. When the current flowing through an MCB exceeds a certain level, it causes a bimetallic strip to bend or a solenoid to strike the trip lever. These actions ope...