3120-F311-P7T1-W19DG3-15A

Series:	3120-F
Part Status:	Active
Lead Free Status / RoHS Status:	--
Breaker Type:	Thermal
Moisture Sensitivity Level (MSL):	--
Current Rating:	15A
Voltage Rating - AC:	250V
Voltage Rating - DC:	50V
Number of Poles:	1
Actuator Type:	Rocker
Illumination:	Green
Illumination Voltage (Nominal):	90V
Mounting Type:	Panel Mount

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Circuit BreakersA circuit breaker is an electrical switch used to protect an electrical circuit from damage caused by an excessive current, usually due to an overload or short circuit. The 3120-F311-P7T1-W19DG3-15A circuit breaker is used in many applications and is an extremely reliable component.Application FieldThe 3120-F311-P7T1-W19DG3-15A circuit breaker is suitable for both commercial and industrial use. It is used in electrical systems ranging from household appliances to large manufacturing plants. Because it is a low-voltage breaker, it is not suitable for high-voltage applications such as high-tension power lines.In industrial applications, the 3120-F311-P7T1-W19DG3-15A circuit breaker is used for the protection of motors, lighting circuits, machine tools, HVAC equipment and other high-voltage equipment that are prone to overloads and short circuits. It is also used to automatically shut off power to equipment when a fault occurs, thus protecting the equipment and personnel from harm.In commercial applications, the 3120-F311-P7T1-W19DG3-15A circuit breaker is used to protect electric systems, building wiring systems and electric heating equipment. It is commonly found in residential buildings and small businesses.Working PrincipleThe 3120-F311-P7T1-W19DG3-15A circuit breaker operates using two methods: over-current protection and short-circuit protection.When an over-current condition occurs, the breaker trips and interrupts the current flow. The current is detected by internal sensors within the breaker, which then causes the contacts within the breaker to separate. This action opens the circuit and prevents further current from flowing.When a short-circuit occurs, the breaker immediately trips to interrupt the current flow. Sensors in the breaker detect the short-circuit and rapidly increase the force of the contact spring mechanism to separate the breaker contacts. This action quickly opens the circuit and prevents further current from flowing.ConclusionThe 3120-F311-P7T1-W19DG3-15A circuit breaker is a highly reliable component that can be used in many industrial and commercial electrical applications. It operates by sensing either an over-current or a short-circuit condition, and then quickly separating the contacts within the breaker to interrupt the current flow and protect the circuit from damage.

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