IULN111-1REC4-61-45.0-E

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The IULN111-1REC4-61-45.0-E, commonly referred to as the IULN, is a type of protection device known as a circuit breaker. It is used to protect electrical components from damage due to overcurrent or other faults. It is commonly found in residential and commercial applications, as well as industrial and hazardous locations. The IULN is designed to quickly sense an undesirable condition, such as an overload, short circuit, or surge, and quickly disconnect the circuit before any components are damaged.

The IULN is a three-pole circuit breaker, which means it can protect three independent circuits from each other. Each pole is equipped with an individual sensing mechanism, allowing for independent tripping characteristics for each of the poles. The sensing mechanism is composed of a current transformer, a trip unit, and a bimetallic element. The current transformer is used to measure the current flowing through the device. The trip unit then takes the measurements and compares them to predetermined thresholds. If the detected current exceeds the set threshold, the trip unit will activate the bimetallic element which causes the contacts within the break to separate, thus disconnecting the circuit.

The IULN also includes a built-in thermal overload protection system, which helps to protect the device and the connected components in case of an overcurrent condition. The thermal overload protection system is comprised of two components; a temperature switch and a bimetallic strip. The temperature switch is used to detect when the device is getting too hot and will trip the device if it has not already done so. The bimetallic strip, on the other hand, will lengthen when heated. As it lengthens, it causes the contacts within the break to separate, thus disconnecting the circuit.

There are several applications where the IULN can be used. It is commonly found in residential, commercial, and industrial applications, especially in hazardous locations, where the possibility of explosions and fire is high. It is also often used in electrical vehicles, HVAC systems, and motors, as well as in various automation and robotics applications. Its efficient protection and safety features make it an ideal choice for many applications.

In summary, the IULN111-1REC4-61-45.0-E is a three-pole circuit breaker that is designed to quickly sense and interrupt an overcurrent or other fault condition in order to protect other components from damage. Its built-in thermal protection system can also detect and trip the device in the event of overheating. This makes it an ideal choice for both residential and commercial applications, as well as industrial and hazardous locations. The IULN is a reliable and versatile device, providing reliable protection while being easy to install and maintain.

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