3120-F551-H7T1-W14DR4-5A

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Circuit breakers are an essential part of any electrical system. They provide a way to prevent dangerous overloads and short circuits from occurring and causing damage to the system. The 3120-F551-H7T1-W14DR4-5A circuit breaker is no exception. It is a versatile breaker that offers a wide range of features and functions for protecting electrical circuits.

The 3120-F551-H7T1-W14DR4-5A circuit breaker is designed for general purpose applications. It is used for protecting general purpose electrical circuits in residential and commercial services. The circuit breaker is capable of handling currents up to 60 amps and comes with a wide range of accessories. These accessories include indicator lights, auxiliary contacts, trip-free lever and an adjustable thermal-magnetic trip unit.

The circuit breaker’s working principle is relatively simple. It utilizes a thermal-magnetic trip unit, which is designed to detect an overload or short circuit condition and then trip the breaker when the overload or short circuit reaches a predetermined current level. The adjustable thermal-magnetic trip unit also allows the user to adjust the trip current level, allowing for different levels of protection depending on the circuit’s application.

When the thermal-magnetic trip unit reaches the pre-set trip current, a signal is sent to the breaker and it trips, interrupting the current flow and protecting the circuit from damage. The trip-free lever and indicator lights also provide a visual indication that the breaker has tripped, allowing the user to take corrective action before any permanent damage is done. The 3120-F551-H7T1-W14DR4-5A also features an internal arc fault detection system, which is an additional safety measure to help prevent fires.

The 3120-F551-H7T1-W14DR4-5A circuit breaker is a reliable and cost effective way to ensure the safety of a variety of electrical systems. It is designed to be easy to install and comes with a range of accessories that make it suitable for a wide range of applications. Its simple working principle and adjustable trip setting allow it to be easily tailored to meet the needs of any specific circuit. With its many features, the 3120-F551-H7T1-W14DR4-5A circuit breaker is an essential component to any of today’s residential and commercial electrical services.

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