What is a real-world example of MCB failure and its impact?
What is the principle of MCB and ELCB? Answer : ### 1. **MCB (Miniature Circuit Breaker)** An MCB is an automatically operated electrical switch designed to protect an electrical circuit from damage caused by excess current from an overload or ... earth leakage** (fault currents flowing to the earth) to prevent electrical shock and fire hazards....
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What is the main working principle of MCB? Answer : The main working principle of a **Miniature Circuit Breaker (MCB)** is to automatically disconnect the electrical circuit in case of an overload or short circuit. It does this using ... ensures that your electrical system is protected from both prolonged overcurrent and sudden, dangerous surges....
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