UPGH966-8266-1 Circuit Protection

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Part Status:	Obsolete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

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Circuit Breakers: UPGH966-8266-1 Application Field and Working Principle

Circuit breakers are essential components of modern electrical systems. They are used to limit the amount of current that an electrical system can draw. Circuit breakers come in different sizes and configurations, but all are designed to protect the circuits from damages due to excess current. The UPGH966-8266-1 is a high-current circuit breaker used in industrial applications. It is capable of switching a maximum of 51 A in less than one second from a 250 V AC line.The UPGH966-8266-1 is a three-pole breaker, meaning it can switch three poles in series with a single device. It is also a two-pole breaker, allowing it to switch two lines in parallel with one device. Its unique construction makes it well-suited to applications such as motor control circuits, welding, and process control panels. Additionally, it is also a single phase breaker, meaning it can be used for both single phase and three phase applications.The UPGH966-8266-1 is a thermal-magnetic circuit breaker. This type of breaker is designed to both limit the current passing through the circuit and act as an overcurrent protection device. It operates using two separate mechanisms - a thermal oversensitizing device and a magnetic overcurrent device. The thermal device senses the heat generated by the electrical current and trips the breaker before the current reaches the maximum limit. The magnetic device trips the breaker when the current exceeds the maximum current rating of the breaker.The thermal device consists of two bimetallic elements that are in thermal contact with each other. As the electrical current increases, these elements heat up and eventually bend apart. The force of the bending pieces causes a piston to move, which in turn tripped the breaker. The magnetic device consists of a winding through which the current passes. As the current passes through the winding, the magnetic field generated causes an electromagnet to move, which tripped the breaker.The UPGH966-8266-1 has a variety of features that make it suitable for industrial applications. It has an adjustable calibrated trip mechanism, which allows the operator to adjust the current rating of the breaker. It also has a visual indication that shows the status of the breaker. Additionally, it is made of high-quality materials, making it durable and reliable.The UPGH966-8266-1 is an excellent choice for applications that require a circuit breaker that is both reliable and efficient. It has been tested and approved by the major international standards such as UL, CSA, and IEC. With its combination of features and excellent performance, the UPGH966-8266-1 is sure to provide the protection you need for your industrial applications.

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Part Number	Manufacturer	Price	Quantity	Description