UPG666-1964-1 Circuit Protection

Series:	UPG
Part Status:	Obsolete
Lead Free Status / RoHS Status:	--
Breaker Type:	Magnetic (Hydraulic Delay)
Moisture Sensitivity Level (MSL):	--
Current Rating:	--
Number of Poles:	3
Actuator Type:	Lever
Illumination:	--
Illumination Voltage (Nominal):	--
Mounting Type:	Panel Mount

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Introduction

Circuit Breakers play an important role in protecting electrical circuits, systems, and components from damage due to over current and other faults. The UPG666-1964-1 circuit breaker is one of the most popular and widely used circuit breakers in the world today. This article examines its application field and working principle.

Field of Application

The UPG666-1964-1 is a type of miniature circuit breaker used in residential, commercial, and industrial applications. It can be used to protect small electrical and electronic devices from short circuits and overloads, as well as to provide the necessary protection to equipment from lightning strikes and other power surges.In addition, the UPG666-1964-1 can be used as the main switch for electrical installations, including appliances, lighting circuits, and emergency systems. It is also commonly used in renewable energy systems such as solar panels and wind turbines. As it is a UL-listed compact circuit breaker, it is especially popular for use in data centers and other critical facilities.

Working Principle

The UPG666-1964-1 works on the principle of Electromagnetic Interrupt Technology (EMI). This technology works to detect when an overload or short circuit occurs, and automatically cuts off the power supply to the circuit. The device consists of two main components – a bimetallic thermal element and an electromagnet. The thermal element is made up of two different metals that expand or contract at different temperatures. The electromagnet is always turned on and creates a magnetic field that interacts with the thermal element. When a short-circuit fault occurs, the bimetallic thermal element expands faster than the electromagnet causing the moving contact to open the circuit. When an overload condition occurs, the bimetallic element expands more slowly, and the electromagnet is able to pull the moving contact back into its closed position.

Conclusion

The UPG666-1964-1 circuit breaker is a popular and reliable device suitable for a range of applications. The device operates on the principle of Electromagnetic Interrupt Technology, which is able to detect overloads and short circuits quickly and effectively, and prevent damage to the circuit by cutting off the power supply. The popularity of the circuit breaker is testament to its effectiveness, reliability, and safety.

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