991220 Circuit Protection

Series:	CB2200
Part Status:	Active
Lead Free Status / RoHS Status:	--
Breaker Type:	Thermal Magnetic
Current Rating:	2A
Voltage Rating - AC:	480V
Voltage Rating - DC:	65V
Number of Poles:	2
Actuator Type:	Lever
Illumination:	--
Illumination Voltage (Nominal):	--
Mounting Type:	DIN Rail

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Introduction to 991220 Circuit BreakerThe 991220 circuit breaker is a widely used device across many commercial applications. It is used primarily to protect electrical equipment from overvoltage and overcurrent conditions. This device is designed to detect when an abnormal current or voltage reaches a certain threshold, upon which it trips and interrupts the connection, thereby preventing further damage to the connected equipment. This article will look at the application field and working principle of 991220 circuit breaker.Applications991220 circuit breakers are widely used across a variety of applications, ranging from residential and commercial use to industrial applications. In residential settings, these devices are mainly used to prevent electrical overload in electrical appliances, much like the ones found in homes. In commercial applications, they are used to protect larger electrical systems such as alarm systems and security systems. In industrial applications, they are commonly used to protect powerful machinery or to interrupt connections in case of an emergency.Design and Working PrincipleThe 991220 circuit breaker is designed to be compact and easy to install and operate. It functions by electrically sensing when a current or voltage reaches a certain threshold. When that occurs, it trips the breaker, which then breaks the connection and stops any further current or voltage from reaching the connected equipment. It is important to note that this device is designed to detect only abnormal current or voltage, so it will not trip when the expected current or voltage is reached.The device is constructed from two main parts: a contact assembly and a switching assembly. The contact assembly is the electrical portion of the device, which contains several contacts that are held together by a spring-loaded mechanism. When the current or voltage reaches its threshold, the spring mechanism trips the contacts, thereby breaking the connection and interrupting current flow. The switching assembly, meanwhile, contains the actual switches that allow the user to turn the device on or off. ConclusionThe 991220 circuit breaker is a widely used device across many commercial applications. It is designed to detect when an abnormal current or voltage reaches a certain threshold, upon which it trips and interrupts the connection, thereby preventing further damage to the connected equipment. The device is constructed from two main parts, a contact assembly and a switching assembly. When the current or voltage reaches its threshold, the spring mechanism trips the contacts, thereby breaking the connection and interrupting current flow. This article has looked at the application field and working principle of the 991220 circuit breaker.

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