219-2-34740-5 Circuit Protection

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Circuit Breakers are safety devices designed to protect electrical circuits from damage due to overload, short circuits, and other problems. The 219-2-34740-5 is a specific type of circuit breaker manufactured by the company Square D. This particular unit is designed for commercial and industrial applications, such as providing power to buildings, telecommunication systems, and lighting systems.

The 219-2-34740-5 circuit breaker has a frame size of 3 and is equipped with 2 poles. It has an Ampere rating of 40 and a voltage rating of 2P, making it suitable for use with a variety of electrical systems. It is also equipped with a shunt trip, which allows it to be remotely disconnected from a power grid in the case of an emergency. The unit also includes a ground fault indicator, a reversing switch, and a manual reset button.

The working principle of the 219-2-34740-5 is fairly simple. When the circuit breaker is installed, it is set to an "off" or "on" position. When the current in the circuit exceeds the threshold of the breaker, it triggers a reaction which causes the internal contacts to shut off the power. In other words, the breaker trip and interrupts the current, thereby preventing the circuit from being overloaded and potentially damaging the equipment.

The 219-2-34740-5 circuit breaker is an ideal safety device for commercial and industrial applications. Its rugged construction makes it suitable for use in a variety of conditions, while its features such as a shunt trip, ground fault indicator, reversing switch, and manual reset button protect against damage which may be caused in the event of an overload or short circuit. Furthermore, the breaker\'s simple working principle ensures that it will always work properly in order to protect the circuit from harm.

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