UPL11-21781-1

Series:	UPL
Part Status:	Obsolete
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 are essential components of all electrical systems. Used to prevent overvoltages and short-circuits, these devices are found in homes, businesses, and industrial settings all across the United States. One such model is the UPL11-21781-1, a circuit breaker specially designed for special applications. This article will discuss the application field and working principle of the UPL11-21781-1.The UPL11-21781-1 is a low-voltage circuit breaker that is used in a special application. It is designed to protect circuits from electrical overloads, short-circuits, overvoltages, and other electrical circuit conditions that are potentially hazardous. The UPL11-21781-1 provides protection for AC and DC circuits in a variety of applications, including industrial, commercial, and residential applications. As such, the UPL11-21781-1 can be used in virtually any type of electrical system.The UPL11-21781-1 circuit breaker is a single-pole, single-throw, push-button operated device. This means that it will only allow one circuit to be protected. The button on the breaker is used to reset the breaker when it trips. This can be done either manually or with an automatic reset feature. The UPL11-21781-1 also has an indicator light that tells when the breaker has tripped, providing an easy way to locate problems.The UPL11-21781-1 circuit breaker operates on the principle of thermal-magnetic protection. As the current of the circuit increases, a thermally-sensitive element within the breaker begins to get hot. This causes the breaker\'s magnetic field to become stronger, which in turn pushes the trip lever on the breaker. This trips the breaker, cutting off the power supply to the circuit. The trip level can be adjusted by the user in order to set the maximum amperage that the circuit is allowed to draw before tripping the breaker.The UPL11-21781-1 is a reliable and cost-effective solution for special applications. It is designed with safety in mind, and will protect circuits and electrical equipment from damage due to overcurrent and short circuiting. The compact size and ease of installation make it a great choice for any commercial or residential application. Additionally, the UPL11-21781-1 is a UL approved product, meaning that it has been tested and approved to meet the highest safety standards.In conclusion, the UPL11-21781-1 is a low-voltage circuit breaker specially designed for special applications. It uses thermal-magnetic protection to protect circuits from electrical overloads, short-circuits, overvoltages, and other electrical system issues. The breaker is UL approved and is easy to install and use. It is a cost-effective and reliable solution for any commercial or residential application.

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Part Number	Manufacturer	Price	Quantity	Description