IULHK21-1REC5-40244-1

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Circuit Breakers

Circuit breakers are an essential safety item in the modern industry, covering a range of applications and technologies. One such device is IULHK21-1REC5-40244-1, which can provide safe protection over a variety of electrical system applications. In this article, we will look at how this particular breaker works and the applications it is used for.

Application Field

The IULHK21-1REC5-40244-1 circuit breaker is primarily used to protect industrial machinery and equipment from the effects of electrical overloads, short circuits, and other disturbances. It functions by interrupting the electrical flow when an overload or short circuit is detected. This helps to protect the machinery and components from damage, or even catastrophic failure, that could be caused by the excess current.

Typical applications for the IULHK21-1REC5-40244-1 breaker include motor protection, control circuits, lighting circuits, and equipment in harsh environments like in chemical plants or mines. It is also ideal for installations in hazardous locations, like oil and gas companies, which require extra safety measures to be taken. This particular breaker is rated up to 1500 amperes, making it a suitable solution for medium to high power applications.

Working Principle

The IULHK21-1REC5-40244-1 circuit breaker is a type of thermal breaker, meaning it relies on thermal sensing to detect and trip off during overloads and short circuits. In normal operation, the electrical current flows through the contacts of the breaker via a heat-sensitive bimetallic strip. When a current overload or short circuit occurs, the bimetallic strips heat up and bend or warp, causing the contacts to separate and open the circuit, thus preventing further damage to the machinery or equipment.

As the strip cools, the contacts will bend back in to their original form and the circuit will be re-energized. However, due to the nature of thermal sensing, it is usually necessary to replace the bimetallic strip after it has been activated in order to prevent further damage from occurring in the future. This type of breaker is also a valuable safety measure in the event of equipment maintenance and repairs, as it can be easily deactivated and reactivated when necessary.

Conclusion

The IULHK21-1REC5-40244-1 circuit breaker is an important component in industrial electrical systems and offers a reliable and safe solution for protecting machines and equipment from the dangers of overload and short circuit. It functions by using thermal sensing technology to detect and interrupt the electrical flow, which helps to reduce the risk of damage or fire caused by excess current. The breaker is suitable for a range of medium to high power applications and is also ideal for the protection of machinery in hazardous environments.

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