11+ Thermal Magnetic Circuit Breaker Diagram. The complete schematic diagram of electronic circuit breaker is given in the image below. The thermal operation of the miniature circuit breaker is achieved with a bimetallic strip whenever continuous overcurrent flows through mcb, the bimetallic strip is heated and deflects by bending.
The circuit breaker shown is an abb thermal magnetic breaker suitable for din rail mounting in a control enclosure. Description single or two pole rocker installation drawing when installing the circuit breaker apply pressure on bezel only. In american homes today, thermal magnetic circuit breakers are the most common type.
Circuit breaker characteristic trip curves and coordination data bulletin.
11+ Thermal Magnetic Circuit Breaker Diagram. 7 low voltage circuit breakers mcb (miniature circuit breaker)—rated current not more than 100 a. For all currents in excess of the magnetic setting, the tripping action is instantaneous. Various products available to support every conceivable application in. A thermal magnetic circuit breaker addresses this danger by using a pair of metal strips that cause the breaker to trip if overheated.