In this article, we shall discuss five major differences between MCB and MCCB. Lower interrupting capacity compared to MCCBs, often up to 1800A. Higher interrupting capacity, suitable for more demanding applications, often going up to 200kA. Residential, commercial, and light industrial applications that require lower current requirements.

The MCB is a type of switch which protects the system from overloaded current whereas the MCCB protects the system from over temperature and short circuit current. The MCB stands for Miniature circuit breaker whereas the MCCB stands for moulded case circuit breaker.

Jul 27, 2019 · The main different between MCB and MCCB is the interrupt current rating which is up to 1800 amperes for MCB and 10k – 200k Amperes for MCCB. The following table shows the comparison and major differences between MCB and MCCB for different characteristics.

Oct 25, 2011 · We’ll describe their main characteristics and limitations and try to solve some misunderstandings and differences that many young engineers mix up. Trip characteristics normally not adjustable. Thermal or thermal-magnetic operation. Trip current may be adjustable. Thermal or thermal-magnetic operation.

Check out these nine key differences between molded case circuit breaker vs. circuit breaker. 1. MCCB Vs. MCB: Size. An MCB, just as its name implies, is much smaller than an MCCB. This makes the MCB better suited for applications that require a smaller breaker.

Oct 7, 2024 · Miniature Circuit Breakers (MCB) and Moulded Case Circuit Breakers (MCCB), are the two main types of circuit breakers used in electrical distribution systems. Both MCB and MCCB are electrical protection devices that are used to prevent damage to electrical equipment and appliances from overcurrents, short circuits, and other electrical faults.

MCB is the abbreviation for Miniature Circuit Breakers, whereas MCCB is the abbreviation for Molded Case Circuit Breaker. There are some differences between MCB and MCCB which should be known in order to know their features and uses.