Series:	LEL
Part Status:	Active
Lead Free Status / RoHS Status:	--
Breaker Type:	Magnetic (Hydraulic Delay)
Moisture Sensitivity Level (MSL):	--
Current Rating:	--
Number of Poles:	2
Actuator Type:	Lever
Illumination:	--
Illumination Voltage (Nominal):	--
Mounting Type:	Panel Mount

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Circuit Breakers

LELH11-1RS4-29221-2-V application field and working principle

Circuit breakers are electric devices used to protect an electrical circuit from overloads and short-circuiting. LELH11-1RS4-29221-2-V is a type of circuit breaker that is typically used for low voltage applications. It is typically found in residential applications such as panel boards, lighting fixtures, pumps, appliances, and so forth. Its working principle is based on the automatic opening of the contacts when an electrical fault occurs, thus preventing electrical currents from overloading the circuit.A LELH11-1RS4-29221-2-V circuit breaker requires two different components: an electrical disconnecting switch and a magnetic protection circuit. The electrical disconnecting switch is used to manually or automatically disconnect the circuit breaker from the electrical system when necessary. This prevents any further electrical current from flowing through the circuit. The magnetic protection circuit is what actually opens the contacts of the circuit breaker when an electrical fault occurs. It is composed of a metallic trip mechanism that is sensitive to over-currents or short circuits.When an electrical current flows through the circuit, it builds up enough energy to magnetize the cores inside the magnetic protection circuit, thus causing the trip mechanism to activate. Once activated, the mechanism causes the contacts of the circuit breaker to open, thus disconnecting the circuit. The LELH11-1RS4-29221-2-V circuit breaker has other features in addition to its trip mechanism. One such feature is its ability to detect a high voltage arc, which occurs when an electrical current flows through an insulating barrier that has started to degrade. This arc can cause additional damage to the circuit and the breaker, so the LELH11-1RS4-29221-2-V is designed to detect it and disconnect the circuit before any damage can occur. It is also designed to detect other types of electrical faults, such as a ground fault.The LELH11-1RS4-29221-2-V circuit breaker is typically used in residential applications because it is relatively inexpensive and easy to install. It is a reliable device that can effectively protect an electrical circuit from overloads and short-circuiting. Its ability to detect a high voltage arc makes it a valuable tool when it comes to protecting both the circuit and the breaker from damage. In conclusion, the LELH11-1RS4-29221-2-V is an effective circuit breaker that is typically used in residential applications. Its working principle is based on the automatic opening of the contacts when an electrical fault occurs, thus preventing electrical currents from overloading the circuit. Additionally, it is capable of detecting high voltage arcs and other types of electrical faults that could potentially cause further damage to the circuit. As a result, this device is an invaluable tool when it comes to ensuring the safety of residential electrical systems.

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Part Number	Manufacturer	Price	Quantity	Description