40NHG02B

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40NHG02B is a electrical power device, belonging to a category of specialty fuses used to control, protect and automate functions of power systems. It is normally used in applications requiring whole-house protection from electrical fires and overloads, such as in industrial, manufacturing, and infrastructure facilities.

The 40NHG02B features a voltage rating of 300Vac (max) and can handle currents of up to 50A. It features a quick-acting fuse element, with a blown indicator to show when it has tripped. The fuses also feature a built-in thermal switch, thermal break, and rectifier for additional protection. The fuse element is made from a glass-in-metal (G/M) material which has a low melting point, and it provides a high degree of conductivity and integrity.

The 40NHG02B works by measuring the amount of current that is being used in a circuit, and in the event of an overload, the fuse will rapidly melt the mineral content of the G/M material, thereby eliminating the power flow and preventing an overload. The built-in thermal switch will then react to the elevated temperatures, and cut off the circuit, thereby protecting whatever is connected to it.

The 40NHG02B is also designed to provide protection from short-circuits and harmonics, and it is ideal for use in any application that requires a high degree of protection from electrical damage. It is also useful for outdoor and hazardous environments, as it is UL listed and CSA certified. In addition, it features a screw terminal design which provides a fast and convenient installation.

In summary, the 40NHG02B is a speciality fuse that is designed to protect power systems from electrical damage due to overloads, short-circuits, and harmonics. It features a built-in thermal switch and rectifier for additional protection, and a screw terminals for easy installation. Additionally, it is UL listed and CSA certified, making it suitable for hazardous environments.

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