PR11-61-3.00A-XX-V

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Circuit breakers are widely used in all types of electrical applications. They provide overcurrent and short-circuit protection, as well as switching functions, such as starting and stopping motors. In any application where power currents must be controlled or managed, circuit breakers are important tools. One specific type of breaker is the PR11-61-3.00A-XX-V, a breaker that offers a range of current protection from 600A to 3000A. The PR11-61-3.00A-XX-V is popular for a variety of applications — from small homes, businesses and industrial sites — due to its customer-friendly features and longevity.

Application Field

The PR11-61-3.00A-XX-V breaker is for indoor and outdoor use in a variety of applications. Its high current-holding capacity makes it suitable for powering applications that require a high level of current protection — such photo booths, vending machines, and escalators. Its wide range of current protection also makes it a good choice for protecting sensitive electronics and electrical appliances. Additionally, it can serve as a main breaker in a residential, commercial or industrial building. It is designed to be compatible with different protective-relay systems and various mounting systems, providing ease of installation and flexibility.

Working Principle

The PR11-61-3.00A-XX-V is a trip-free circuit breaker, which means it can open and close independently without manual manipulation and resetting. This is made possible through the use of a thermal-magnetic trip system. The thermal-magnetic trip system is composed of a bimetal and a magnet. When the current overloads, the magnet helps to cause the bimetal to flex and deflect, creating an electric arc that interrupts the flow of power. To be effective, the electrical arc must be extinguished quickly, before it can cause further damage. The PR11-61-3.00A-XX-V breaker uses a resilient-arc-quenching material, which instantly extinguishes the arc, allowing the breaker to automatically open and discontinue the flow of power.

The PR11-61-3.00A-XX-V also features a cold-weather function, which helps the breaker to perform in temperatures as low as -45°C (or colder, if special components are installed). In the weather ranges, the breaker’s responsiveness reduces. This function helps protect the system from further damage and provides better current limitation.

The PR11-61-3.00A-XX-V breaker also features a thermal-magnetic adjustable trip setting that is incorporated into the trip system to allow for more precise current limits. This adjustable setting helps protect systems by more closely matching the breaker’s trip level to the load current. Additionally, the PR11-61-3.00A-XX-V breaker offers a LED indicator feature that provides visual indication of when the breaker has tripped.

The PR11-61-3.00A-XX-V breaker is built to meet all current safety standards and is designed to last many years. It offers numerous benefits, including a wide current range, adjustable trip settings, a cold-weather function, and LED indication.

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