UTS400N-FTU-300A-3P-LL-UL

Series:	UTS400N
Part Status:	Active
Lead Free Status / RoHS Status:	--
Breaker Type:	Thermal Magnetic
Current Rating:	300A
Voltage Rating - AC:	600V
Voltage Rating - DC:	600V
Number of Poles:	3
Actuator Type:	Lever
Illumination:	--
Illumination Voltage (Nominal):	--
Mounting Type:	Panel Mount

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Introduction

Circuit breakers are electrical components that help protect electrical systems from overload and short circuit damage, thereby improving the performance and safety of all electrical equipment components. The UTS400N-FTU-300A-3P-LL-UL is a type of circuit breaker that is designed to protect residential and commercial buildings, industrial manufacturing plants, and other equipment. This article will discuss the application fields and working principles of the UTS400N-FTU-300A-3P-LL-UL circuit breaker.

Application Fields

The UTS400N-FTU-300A-3P-LL-UL circuit breaker is especially suitable for use in residential and commercial buildings and industrial manufacturing plants. These circuits can be used for supplying outlets in households, businesses and industrial facilities. Its three-phase design ensures smooth operation and reliable protection for equipment. The circuit breaker also has a built-in electromagnetic transmitter, which can help detect short circuits, ground faults, and overcurrents in the system.

Working Principles

The UTS400N-FTU-300A-3P-LL-UL circuit breaker works by sensing an overcurrent in the electrical system and automatically opening the breaker contacts to shut off the flow of electricity. The circuit breaker\'s internal trip unit is designed to instantly recognize any current overload in the system, as well as to protect itself from damage. When the trip unit senses an excessive current, a signal is sent to the switch arm, which immediately trips the circuit breaker, thus breaking the circuit and disabling the flow of electricity.The UTS400N-FTU-300A-3P-LL-UL circuit breaker also contains a special temperature-sensitive element, typically a thermostat or a bimetal blade, which monitors the temperature of the unit. If the temperature rises to a certain level, the circuit breaker will trip and shut off the flow of electricity.

Conclusion

The UTS400N-FTU-300A-3P-LL-UL circuit breaker is designed to provide reliable protection against short circuit and overcurrent conditions. It is suitable for use in residential buildings, commercial buildings and industrial manufacturing plants, and provides fast, accurate protection against electrical faults. The circuit breaker\'s internal trip unit is designed to detect any short circuits, ground faults, and overcurrents in the system, while its temperature sensing element ensures that it trips when the internal temperature rises to a dangerous level.

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