2210-S221-P1M1-Z241-20A

Series:	2210-S2
Part Status:	Active
Breaker Type:	Thermal Magnetic
Current Rating:	20A
Voltage Rating - AC:	250V
Voltage Rating - DC:	65V
Number of Poles:	2
Actuator Type:	Lever
Illumination:	None
Illumination Voltage (Nominal):	--
Mounting Type:	Panel Mount

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Introduction

Circuit breakers are one of the most important components in electrical circuits due to their ability to protect circuits from damage caused by short circuits, overloads, and current spikes. The 2210-S221-P1M1-Z241-20A circuit breaker is a type of miniature circuit breaker (MCB) with a trip characteristic of B curve and is able to handle currents up to 20A. The main application fields and working principles of this type of circuit breaker will be discussed in this article.

Application Fields

The 2210-S221-P1M1-Z241-20A circuit breaker is mainly used in residential, commercial and industrial applications. In residential applications, it can be used in small to medium sized circuits, such as outlets, lights, and fans. In commercial applications, this type of MCB can be used for larger power applications, such as computers, office systems, and server rooms. And in industrial applications, this MCB can be used in larger power circuits and systems, such as production lines and motor control centers.

Working Principle

The 2210-S221-P1M1-Z241-20A circuit breaker is composed of conductive and insulating parts, which work together to protect the circuits it is tasked with protecting. The three-pole main contact of the circuit breaker is made up of the fixed and the moving contacts, which are connected with a contact spring. The fixed contact is connected to the positive main terminal, while the moving contact is connected to the negative main terminal. The contact spring is connected to the moving contact arm, which turns and separates the fixed contacts when the electrical current exceeds the rated current, cutting off the power supply. When a normal load passes through the circuit breaker, the contact spring remains flexible and allows the moving contact arm to press against the fixed contacts, thus completing the circuit. When the electrical current exceeds the rated current, the contact spring is forced to expand, resulting in the separation of the contacts, thus cutting off the power supply and preventing potential damage to the circuit. The trip characteristic of the 2210-S221-P1M1-Z241-20A circuit breaker is B curve, which means that the circuit breaker trips earlier than other MCBs with a C curve in response to overload currents. This improves the protection of the circuit, but also reduces the capacity of the breaker.

Conclusion

The 2210-S221-P1M1-Z241-20A circuit breaker is suitable for both residential and commercial applications, as it is able to handle currents up to 20A. Its three-pole main contact consists of the fixed and moving contacts, which are connected with a contact spring. The breaker trips earlier than other MCBs with a C curve in response to overload currents, allowing for better protection. Therefore, the 2210-S221-P1M1-Z241-20A circuit breaker is an ideal choice for a variety of applications where reliable protection is needed.

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