Bimetal and electromagnetic circuit breakers share which characteristic?

Bimetal and electromagnetic circuit breakers both share the characteristic of being designed to operate effectively in series circuits. This means that they are installed in a way that they can monitor and control the current flowing through an entire circuit. By being connected in series, these devices can detect overload conditions or short circuits and interrupt the current flow to protect the entire circuit, making them essential protective elements in electrical systems.

In contrast, characteristics like being dual element, non-adjustable, or providing instantaneous tripping do not apply equally to both types of circuit breakers. For instance, bimetal breakers typically rely on thermal properties to trip at a certain current level over time, while electromagnetic breakers can provide instantaneous tripping. The nature of bimetal breakers is generally more about gradual heat response, whereas electromagnetic ones can react quickly to extreme conditions. By understanding that both types function within series circuits, one can better appreciate how they contribute to overall electrical safety and performance.