LSRK.200T

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Introduction

LSRK.200T is a specialty fuses electrical component. It is a low-voltage residual current circuit breaker (RCCB) designed for use in protecting personnel against electric shock and other electrical hazards. Its features include over-current, short-circuit, and overload protection, as well as high electrical insulation levels. This application field and working principle guide will provide an overview of the LSRK.200T fuse and how it works.

Application Field

The LSRK.200T is primarily used in residential, commercial, and industrial settings for electrical safety. It is intended to protect personnel by breaking power in an unsafe circuit, such as if a person touches a grounded conductor or if a conductor overheats due to an overload. It can be used in a variety of applications including in dry and damp locations. It is also suitable for use with mains and distribution boards, fused switchgear, consumer units, and similar equipment.

Working Principle

The LSRK.200T operates by detecting and interrupting an unintentional current leakage to ground, known as a residual current. A residual current is an electric current that is flowing in one or more conductors other than the intended current, and it often indicates an unsafe condition. The LSRK.200T uses a second current transformer to sense the residual current and interrupts the power when the current reaches a preset level. When the current is interrupted, the main current transformer begins to heat up and trips the fuse, which opens and cuts off the current.

The LSRK.200T also features an adjustable overload protection setting. This setting is used to set a maximum current level beyond which the fuse will trip and open. This feature is useful for setting the maximum safe current to prevent overloading of the circuit.

Conclusion

The LSRK.200T is a specialty fuses electrical component that is primarily used in residential, commercial, and industrial settings as a safety device to protect personnel from electric shock. It works by detecting and interrupting an unintentional current leakage to ground, and it also features an adjustable overload protection setting. With its high electrical insulation levels, the LSRK.200T is a reliable and efficient safety device for a variety of applications.

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