3DU40R

Series:	R
Part Status:	Active
Lead Free Status / RoHS Status:	--
Breaker Type:	Thermal Magnetic
Moisture Sensitivity Level (MSL):	--
Current Rating:	40A
Voltage Rating - AC:	480V
Number of Poles:	3
Actuator Type:	Lever
Illumination:	None
Illumination Voltage (Nominal):	--
Mounting Type:	DIN Rail

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Introduction to 3DU40R Circuit Breakers

Circuit breakers are an integral part of modern electrical systems. They are responsible for detecting and interrupting hazardous levels of current that can damage equipment and cause injury to personnel. The 3DU40R circuit breaker is one of the latest innovations in this field. The 3DU40R is a three pole, direct-mount, thermal-magnetic circuit breaker designed to protect and cut off power to circuits in industrial, commercial, and residential applications. It is designed to be robust, durable, and easy to install, with features such as short-circuit fault protection and overload trip adjustment. It also features innovative circuit condition monitoring capability, which provides real-time protection and monitoring to help ensure safe installations.

Application Fields of 3DU40R Circuit Breakers

The 3DU40R circuit breaker is designed to handle a wide range of applications. It is rated for use up to 2000V AC and 2600A AC, and can be used in a variety of systems, from commercial and industrial to residential. The 3DU40R has been tested for use in systems involving direct current (DC) or alternating current (AC) ranging from 200A-2600A. It is rated for use on single phase, three phase, or DC installations, and can handle a wide variety of power ratings. In industrial and commercial applications, the 3DU40R is perfect for applications such as electrical motors and generators, heating and air conditioning systems, UPS systems, pumps, and lift systems. The 3DU40R also finds use in residential applications. It can be used in homes to protect and cut power to sensitive electrical equipment, such as TVs, computers, and other home entertainment equipment. It can also be used as an emergency switch to cut power to a potentially hazardous appliance in case of a short-circuit.

Working Principle of 3DU40R Circuit Breakers

The 3DU40R circuit breaker works by detecting abnormal levels of electric current, and then cutting off the power to the circuit. It can detect both over-current and arcs, which occur when too much current is being drawn from the circuit. The 3DU40R has two internal mechanisms that work together to detect and cut off dangerous levels of electric current. The first is the thermal-magnetic release, which works by detecting abnormal levels of current in the circuit. When the current levels exceed the breaker\'s rating, it will trip, and cut off the power to the circuit. The second mechanism is the fault condition monitoring mechanism. This works in tandem with the thermal-magnetic release to detect abnormal levels of current in the circuit. When an abnormal current level is detected, the breaker will trip, and the built-in fault condition monitoring circuit will detect the fault and display an error message on the LCD screen. The two mechanisms work together to create a safe and reliable system that can detect and trip on unsafe levels of current, protecting the connected equipment and preventing the spread of fire and the loss of electricity supply.

Conclusion

The 3DU40R Circuit Breaker is a robust and reliable circuit breaker that is designed for a wide range of applications. Its thermal-magnetic and fault condition monitoring mechanisms work together to ensure safe and reliable operation, and its robust construction ensures it will last for many years to come. It is a great choice for both commercial and residential applications, and its innovative features make it a great choice for any system.

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