LEGH66-33557-25-V Circuit Protection

Series:	LEG
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, which are responsible for protecting electricity components from damage caused by overload, short circuit, and electrical failure, are a critical component of the modern electrical infrastructure. The LEGH66-33557-25-V circuit breaker is a type of Low Voltage Vacuum Circuit Breaker (LVCB), which utilizes an electrical contact system that assists in the automatic on and off of the breaker. This breaker is designed to protect low voltage circuits from hazardous currents while simultaneously providing an effective and efficient means of controlling the flow of electricity. In order to function efficiently and safely, the LEGH66-33557-25-V uses a series of contacts connected to an actuator which is driven by a spring force. This is also referred to as the “trip system”, with the components working together to actuate or de-actuate the break. When the current goes above the pre-set current limit, the spring-driven actuator will open the contacts in an instant and allow the current to be cut off.The LEGH66-33557-25-V also utilizes a vacuum arc chamber, which acts as an insulating medium for the arc. This chamber is filled with an inert gas such as hydrogen, nitrogen, or argon, and acts as an isolator between the arc path and atmosphere. The gas is designed to contain the arc, and prevent it from creating further damage or harm to the circuit breaker or any of its components. The LEGH66-33557-25-V breaker is primarily designed for use in low voltage applications and is typically used in places such as industrial substations, switchgears, and distribution boards. It is usually used in situations where branch circuits need to be protected from over-powered, or short-circuited, current flows. This type of breaker is also effective at preventing electrical fires from occurring due to the high current caused by short-circuits.The LEGH66-33557-25-V breakers are highly efficient and reliable, and provide an effective solution to many common electrical problems. The use of an arc chamber allows for a safe and efficient operation, by containing the arc inside the chamber and preventing it from causing further damage or harm. The pre-set current limit prevents electrical fires from occurring, and the designed contact system ensures that the current is always cut off when necessary. In conclusion, the LEGH66-33557-25-V is an effective and efficient Low Voltage Vacuum Circuit Breaker, designed to protect low voltage circuits from hazardous currents while providing a reliable and efficient means of controlling the flow of electricity. With its built-in pre-set current limit and effective arc chamber, it is a popular choice for many industrial, substation, and distribution board applications.

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