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What is miniature circuit breaker MCB |
Answer» Miniature circuit breaker: A small trip switch operated by an overload and used to PROTECT an electric circuit, esp a domestic circuit as an alternative to a fuse.An MCB or miniature circuit breaker is an electromagnetic device that embodies complete enclosure in a molded insulating material.Miniature circuit breakers (MCB) are characterized by their LOW current ratings and fixed trip SETTINGS. Normally, MCBs have current ratings below 100 Amperes and, as their name implies, they have a compact size. There are three MAIN types of MCBs, classified according to the current range at which they trip instantly. |
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