R21-2-20.0A-R01CH-V

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Circuit breakers are an important part of any electrical system, and are essential to protect both people, buildings and equipment from electric shock and fire. Today, there are many different types of circuit breakers, each designed for specific applications and with varying levels of protection.

One type of circuit breaker is the R21-2-20.0A-R01CH-V, which is a two-pole thermal and magnetic unit that offers a high current-carrying capacity. This type of breaker has several different applications, with some of the most common being panel and surge protection, lighting, and motor-driven equipment.

The working principle of the R21-2-20.0A-R01CH-V is relatively simple. It has two main components – the thermal element and the magnetic element. When an electric current is applied, the thermal element acts to quickly create heat, which causes a current interruption within milliseconds. The magnetic element is then triggered, providing a more reliable, almost instant-off response.

The high current-carrying capacity of the R21-2-20.0A-R01CH-V is the result of both its thermal and magnetic elements working together. The thermal element operates at a much faster rate than the magnetic element and takes just milliseconds to complete an interruption. This thermal element is also designed to generate minimal heat as it breaks the circuit, which helps reduce the risk of electric shock and fire.

The magnetic element of the R21-2-20.0A-R01CH-V provides a more reliable response in comparison to the thermal element, ensuring that the electric current is interrupted almost immediately. The magnetic element also eliminates flickering lights and uncontrolled voltage variations, which can be damaging or cause equipment to malfunction.

In addition to being used for panel and surge protection, lighting and motor-driven equipment, the R21-2-20.0A-R01CH-V can also be used as a standard circuit breaker for electric equipment, as well as a back-up device to provide electrical power in the event of an outage. This type of breaker is also used as a protective device in potentially hazardous locations where electric shock laws must be adhered to.

The R21-2-20.0A-R01CH-V is one of the most reliable and versatile circuit breakers available today. It provides cost-effective protection for both people and equipment, and is easy to install and maintain. The thermal and magnetic elements of this circuit breaker work in unison to offer a high current-carrying capacity and reliable, almost instant-off response, making it a valuable addition to any electrical system.

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