PP21-1-4.00A-OB-V

Series:	SNAPAK®
Part Status:	Active
Lead Free Status / RoHS Status:	--
Breaker Type:	Magnetic (Hydraulic Delay)
Moisture Sensitivity Level (MSL):	--
Current Rating:	4A
Number of Poles:	2
Actuator Type:	Push-Pull
Illumination:	--
Illumination Voltage (Nominal):	--
Mounting Type:	Panel Mount

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Circuit breakers are a type of electrical switch that controls the flow of current in a circuit. They are designed to disconnect a circuit in the event of an overload or short circuit. PP21-1-4.00A-OB-V circuit breakers are designed to provide effective protection against low voltage (Low Voltage Circuit Breaker, LVcb) overloads and short circuits.The PP21-1-4.00A-OB-V circuit breaker is a type of thermal-magnetic circuit breaker. This means that it combines the properties of thermal protection and magnetic protection. The thermal protection relies on an internal bimetallic element that can be heated and cooled. When the current in the circuit rises above the rated current, the bimetallic element will heat up, which causes the contact points in the breaker to open and disconnect the circuit. The magnetic protection feature works in two ways. First, it is able to detect large current fluctuations that occur when a short circuit or overload occurs. The mechanism consists of an electromagnetic coil that produces a magnetic field when a current passes through it. When there is an overcurrent, the magnetic field will be strengthened, causing a metal armature to be drawn into the coil, which opens the contact points and disconnects the circuit. Secondly, it can trip the circuit breaker in the event of an overload. The overload protection part of the circuit breaker works like a traditional fuse. It is designed to open the circuit if the load exceeds the rated current of the circuit breaker. The PP21-1-4.00A-OB-V circuit breaker is designed for use in a variety of applications, such as residential homes and commercial buildings. The breaker can be used to protect the wiring and electronic devices from electrical damage due to short circuits and overloads. The circuit breaker can also be used in industrial applications, such as industrial motors and equipment. In order to ensure that the circuit breaker is properly used and maintained, it is important to check the manufacturer\'s instructions. It is also advisable to have the breaker regularly serviced and tested to ensure it is working correctly and is providing optimal protection. Circuit breakers are a critical safety device and should be checked and serviced regularly to ensure that it is working properly.

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