3120-F321-P7T1-W12DY4-15A

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Circuit breakers are safety devices found in electrical systems and circuits that protect electrical components from overload. Exploring the application field and working principle of 3120-F321-P7T1-W12DY4-15A can help us better understand the use and efficacy of circuit breakers.

3120-F321-P7T1-W12DY4-15A is a type of thermal-magnetic circuit breaker. It is designed to detect both overloads and short circuits in electrical circuits and helps to prevent damage to the system. This breaker offers a maximum voltage of 240VAC, current rating of 50A, and interrupting capacity of 10kAIC. It is most commonly used in residential and commercial applications.

The working principle of 3120-F321-P7T1-W12DY4-15A is based on a magnetic-thermal action. It consists of a bimetal strip, which is heated by a current passing through it. The bimetal strip is connected to a set of contacts that can open the circuit when it bends due to the heat. At the same time, a magnetic field created by the current activates a lever that opens the circuit when a certain overload current is reached. In this way, the breaker can detect both overloads and short circuits and open the circuit to prevent damage.

In addition to residential and commercial applications, 3120-F321-P7T1-W12DY4-15A circuit breakers can also be used in light industrial applications, such as protection for air conditioners, refrigeration systems, and lighting circuits. This type of breaker is particularly useful for applications where there is a risk of short circuits or unexpected surges in current, as it provides quick and reliable protection.

The 3120-F321-P7T1-W12DY4-15A circuit breaker has proven to be an effective way of protecting electrical systems and circuits from overload and short-circuits. Its thermal-magnetic action allows it to detect overloads and open the circuit before the system is damaged. This type of breaker is particularly useful in residential and commercial applications, as well as light industrial applications, where there is a risk of unexpected surge currents. As such, it is an essential safety device for any electrical system or circuit.

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