N11-B1-44-620-122-D3

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A circuit breaker is a device designed to stop the flow of an electrical circuit in the event of an overload or short. The N11-B1-44-620-122-D3 circuit breaker is a type of two-pole circuit breaker used in commercial and industrial settings. This article will discuss the application field and working principle of the N11-B1-44-620-122-D3 circuit breaker.

Application Field

The N11-B1-44-620-122-D3 circuit breaker is designed to interrupt and protect electrical circuits from overloads and short circuits. It is commonly used in commercial and industrial settings to protect motor circuits, lighting circuits, and other equipment from becoming overloaded or damaged. This circuit breaker is often used in commercial applications such as retail stores, restaurants, and other businesses where there is a need for reliable protection of equipment and wiring.

The N11-B1-44-620-122-D3 circuit breaker is also suitable for use in residential applications, such as detached and semi-detached houses. It can be used in the main breaker panel to provide circuit protection to the lighting, electrical outlets, and other appliances in the home. It is also often used in large motor circuits, such as air conditioning and refrigeration equipment, pool pumps, and generators.

Working Principle

The N11-B1-44-620-122-D3 circuit breaker works by detecting an overload or short in the circuit and automatically turning off the power to that circuit. This is achieved using a thermal device called a trip element that is connected to the circuit breaker. When the current flowing through the circuit exceeds a certain threshold, the trip element heats up and causes the circuit breaker to trip, which shuts off the current to the circuit.

The N11-B1-44-620-122-D3 circuit breaker is designed to be adjustable, so that the threshold at which it trips can be set to a level that is appropriate for the application. If the circuit is used to provide power to a light, then the trip point can be set relatively low. On the other hand, if the circuit is used to provide power to a motor, then the trip point should be set higher, to provide the necessary protection to the motor.

In addition to providing protection against overloads and short circuits, the N11-B1-44-620-122-D3 circuit breaker also provides additional protection against ground-fault currents, which are faults in the electrical circuit caused by a break in the insulation of the wires or components. If the ground-fault current exceeds the set trip point, then the circuit breaker will trip and shut off the power to that circuit.

Conclusion

In summary, the N11-B1-44-620-122-D3 circuit breaker is a two-pole circuit breaker designed to provide reliable protection against overloads and short circuits. It is commonly used in commercial and residential applications, and is adjustable, so that the trip threshold can be set to the appropriate level for the application. In addition, it also provides extra protection against ground-fault currents. All of these features make the N11-B1-44-620-122-D3 circuit breaker an ideal choice for providing reliable and safe protection of electrical circuits.

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