W51-A121B1-20

Series:	W51
Part Status:	Active
Lead Free Status / RoHS Status:	--
Breaker Type:	Thermal
Current Rating:	20A
Voltage Rating - AC:	125V
Voltage Rating - DC:	50V
Number of Poles:	1
Actuator Type:	Rocker
Illumination:	Red
Illumination Voltage (Nominal):	--
Mounting Type:	Panel Mount

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IntroductionCircuit Breakers are essential components used to protect circuits from overloading. They are also commonly used to prevent shocks and fire risks from any unexpected power outages and shorts.The W51-A121B1-20 circuit breaker is a type of miniature circuit breaker with a voltage rating of up to 230 V AC. It has a rated leakage current of 30 mA. This type of circuit breaker is a good choice for applications that require both safety and reliability. ApplicationThe W51-A121B1-20 circuit breaker is suitable for a variety of applications, including motor protection, electrical device protection and lighting. It can be used in both residential and commercial settings. It is used in motor protection to protect the motor from overloads and shorts. This type of circuit breaker can automatically shut off power to the motor if it detects an overload or short in the system. This helps to protect the motor from damage or failure.The W51-A121B1-20 circuit breaker is also used to protect electrical devices from overloading or shorting out. It will automatically trip when it senses an overload or short so that the device does not draw more current than it is designed for. This helps to protect the device from damage or failure. Finally, this type of circuit breaker can be used in lighting systems for both homes and businesses. The circuit breaker will protect the lighting circuit from getting overloaded and causing a power outage or fire hazard. Working PrincipleThe W51-A121B1-20 circuit breaker works in two different ways. First, it senses the current flow through the circuit. If the current exceeds the rated current, then the circuit breaker trips and shuts off the power. Second, the circuit breaker has an internal thermal switch that works as an additional safety feature. If the temperature in the circuit reaches a certain threshold, then the circuit breaker will trip and shut off the power to the circuit. This helps to protect the circuit from overheating and other risks. ConclusionThe W51-A121B1-20 circuit breaker is a miniaturized circuit breaker with a rated leakage current of 30 mA and a voltage rating of up to 230 V AC. It is suitable for a variety of applications, including motor protection, electrical device protection and lighting. It works by detecting the current flow through the circuit and by using an internal thermal switch to sense overheating. This type of circuit breaker is an excellent choice for applications that require both safety and reliability.

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