Series:	LML
Part Status:	Active
Lead Free Status / RoHS Status:	--
Breaker Type:	Magnetic (Hydraulic Delay)
Moisture Sensitivity Level (MSL):	--
Current Rating:	--
Number of Poles:	1
Actuator Type:	Lever
Illumination:	--
Illumination Voltage (Nominal):	--
Mounting Type:	Panel Mount

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Circuit Breakers

LMLK1-1RLS4-32742-3 Application Field and Working Principle

Circuit breakers are complex components of electrical systems that protect equipment from damage caused by overcurrent, overheating, and short circuits. The application field and working principle of the circuit breaker LMLK1-1RLS4-32742-3 is outlined here.Circuit breakers are used in switchboards, motor control centres (MCCs), switchgear, motor starters, and various other applications. When the circuit breaker\'s contacts open or close, it controls the flow of electricity. Circuit breakers should be sized based on their application and current flow.The circuit breaker used in this application field is the LMLK1-1RLS4-32742-3. This is a double-pole mini circuit breaker with a rated current of 30A and a rated voltage of 240V. It has a thermal-magnetic trip operation and a snap-action mechanism. The snap-action mechanism ensures a fast response time and reliable operation.The working principle of the LMLK1-1RLS4-32742-3 is based on two simple mechanisms - thermal and magnetic trips. Thermal trips sense temperature increase due to excessive current flow, triggering the action of the breaker to open the contacts. Magnetic trips react to excessive levels of flux, which is generated due to an increase in current flow. Once the flux level is exceeded, the breaker acts to open the contacts.The circuit breaker also features a variety of safety features that ensure the safety of the circuit against unwanted overcurrents and short circuits. A relief valve releases pressure at the circuit breaker points when the current flow is too high, preventing potential damage. Another safety feature is the built-in current-limiting system, which reduces the effects of overcurrents instantly. The built-in current limiters also eliminate the need for external fuses.The LMLK1-1RLS4-32742-3 circuit breaker is commonly used in motor control centres and switchgear to protect against damage caused by overloads. It is also used in switchboards and motor starters, providing protection against overcurrents, undercurrents, and various other faults.In conclusion, the LMLK1-1RLS4-32742-3 is a reliable and safe circuit breaker that effectively protects against overcurrents and shorts. Its advanced design and built-in safety features make it suitable for use in motor control centres, switchgear, switchboards and motor starters. It is reliable, affordable, and easy to install and maintain.

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