219-3-6391-040

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Circuit breakers are a type of electrical switch designed to interrupt an overloaded electrical circuit or prevent a short circuit. The purpose of a circuit breaker is to automate the process of identifying overloaded circuits and isolate them to prevent further problems. The circuit breaker is an active device, meaning it has the capability to monitor the current flow through a given circuit and respond to a detected overload.

One type of circuit breaker designed for this purpose is the 219-3-6391-040. This type of breaker is a light-duty, two-pole, 14-amp, 1,500-volt, circuit breaker that is designed to protect the wiring and the equipment on each side of the breaker. The 219-3-6391-040 is an electromechanical device, meaning it contains a trip mechanism that is used to sense the current and open the circuit when an overload is detected. The breaker also has a thermal element, which can be used to interrupt the circuit based on temperature increases.

The typical operating principle of the 219-3-6391-040 is as follows: when a circuit reaches a predetermined level of electrical current, the trip mechanism is activated and the circuit is opened. The breaker\'s thermal element also works in conjunction with the trip mechanism; when the temperature of the current overloaded circuit rises to dangerous levels, the thermal element will trip to protect the circuit from further damage. Once the breaker has tripped, the circuit must be manually reset for the circuit to be restored. The reset button is usually located on the breaker\'s face.

The 219-3-6391-040 circuit breaker is primarily used in residential and light commercial applications. It can be used in 120/240 volts circuits, as well as in 120 (single-phase), 240 (three-phase), and 277 (three-phase) circuits. It is also commonly used in 125/250 volt circuits such as dry-type transformers, small office buildings, and pumps. The 219-3-6391-040 breaker can be used in many applications, including furnace circuiting, air conditioners, pool and spa circuiting, and general purpose household circuits.

In summary, the 219-3-6391-040 circuit breaker is a light-duty, two-pole, 14-amp, 1,500-volt breaker that is designed to protect the wiring and the equipment on each side of the breaker. This type of breaker is primarily used in residential and light commercial applications. It has a trip mechanism and a thermal element, which work together to protect the circuit from overloads and temperature increases. When the breaker trips, the circuit must be manually reset to restore the circuit.

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