3D30UM

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Circuit Breakers

Circuit breakers are devices designed to protect electrical systems, prevent fire, and ensure safety. These devices can be found in anything from homes and businesses to large-scale industrial and commercial settings. One type of circuit breaker is the 3D30UM breaker, or 3-pole, double-pole, 30-ampere universal-mount circuit breaker. Below, you will discover the application field and working principle of this type of circuit breaker.

Application Field

The 3D30UM circuit breaker is typically used in residential and commercial settings as a replacement for an older or outdated breaker. It is suitable for shallow (4 inch) and deep (2 inch) electrical boxes. This type of breaker is most common in older homes, but it can also be used in modern homes and businesses. Some of the settings in which this breaker can be used include the following:

• Homes
• Office buildings
• Churches
• Schools
• Hospitals

It is important to make sure that the breaker is compatible with the wiring system before installing it. The breaker may not work correctly if it is used with incompatible wiring.

Working Principle

The 3D30UM circuit breaker is made of a trip unit and an electromechanical device. The trip unit is the mechanism that will activate when an overload or short circuit is detected. This type of circuit breaker has a specially designed spring clip that helps to absorb the energy from the overload or short circuit. When the energy reaches a certain level, the spring clip trips and the breaker is activated. The electromechanical device serves to open and close the circuit as needed. This ensures that the circuit is allowed to be energized during normal operation, but is shut off during a fault.

The 3D30UM circuit breaker is designed with an adjustable handle marking system and a hinged design. This allows the trip settings to be easily adjusted to suit the needs and requirements of the user. In addition, the handle marking system allows the user to clearly see the trip settings and make sure that all settings are correct before energizing the circuit.

The 3D30UM circuit breaker is designed to provide protection for residential, commercial and industrial settings. It is a reliable and cost effective breaker, and it can help to prevent fire and protect electrical systems. It also offers adjustable trip settings, making it simple to customize the protection for any specific application.

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