LELK1-1RS4-27129-920

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Circuit breakers are an important safety device in electrical engineering. They are used in both residential and industrial applications, and are designed to protect circuits from excessive currents which may cause damage or even a fire. The LELK1-1RS4-27129-920 is a compact circuit breaker that is typically used for low-voltage applications. It has a single pole that is rated for 200 A, and is equipped with a thermal and magnetic trip mechanism. This article will provide a general overview of the LELK1-1RS4-27129-920 circuit breaker, and explore its application field and working principle.

The LELK1-1RS4-27129-920 circuit breaker is designed to trip out when an excessive current flow is detected in the protected circuit. This trip can be thermal or magnetic, depending on the severity of the fault. The magnetic trip occurs when the current exceeds the threshold, while the thermal trip is initiated when the current heats the breaker and results in a thermostatic release. The LELK1-1RS4-27129-920 has a manual override button so that it can be reset after tripping. It also has a built-in overload protection that allows for a certain amount of current to be passed without tripping.

In terms of its application field, the LELK1-1RS4-27129-920 circuit breaker is commonly used for controlling very low voltage applications, such as lighting and heating. It is suitable for use in residential and industrial environments, as it is rated for 200 A. This makes it perfect for low-voltage applications, as they generally require a low-amperage circuit breaker.

The working principle of the LELK1-1RS4-27129-920 circuit breaker is fairly straightforward. When a magnetic trip occurs, a coil inside the circuit breaker is attracted toward the end of a plunger, producing a mechanical release. This release takes place in order to interrupt the flow of current, thus protecting the circuit from damage. Similarly, a thermal trip will be initiated if the current causes the internal thermal element of the breaker to heat up and trip the breaker out.

In conclusion, the LELK1-1RS4-27129-920 circuit breaker is an ideal solution for low-voltage applications such as lighting and heating. It is equipped with a thermal and magnetic trip mechanism, as well as an overload protection system to prevent damage to the circuit. Its working principle is quite simple, and involves the use of a coil which triggers the release mechanism when an excessive current is detected.

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