Series:	FST 6.3x32
Packaging:	Bulk
Lead Free Status / RoHS Status:	--
Part Status:	Active
Fuse Type:	Cartridge, Glass
Current Rating:	12.5A
Voltage Rating - AC:	250V
Response Time:	Slow
Package / Case:	3AB, 3AG, 1/4" x 1-1/4"
Mounting Type:	Holder
Breaking Capacity @ Rated Voltage:	125A
Melting I²t:	1070
Approvals:	CSA
Operating Temperature:	-40°C ~ 85°C
Color:	--
Size / Dimension:	0.250" Dia x 1.252" L (6.35mm x 31.80mm)

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Introduction to Fuses

Fuses are important components used in many different applications, allowing for circuit protection and overload protection. Fuses have been used for many decades, and are still a vital component today. Fuses, often referred to as circuit breakers or miniature circuit breakers (MCBs), are composed of a metal conductor and a medium (normally organic or silicone) with a pressure contact. When the electrical current passes through the fuse, the medium expands, activating a pressure contact. This pressure contact then breaks the circuit, temporarily stopping the flow of electricity.

0034.3428 Fuse and Its Working Principle

The 0034.3428 fuse, also known as a NEC Class RK-1/2-1/4 Fuse, is a type of fuse used primarily in residential applications. It is designed to provide fast response on short circuit and overload protection up to 60Hz. It has a voltage rating of 300V AC and is UL listed and CSA certified.The 0034.3428 fuse works on the same principle as standard fuses. When there is a short circuit or overload, the pressure contact within the fuse opens, breaking the circuit and stopping the flow of electricity. In the case of an overload, the overload protection automatically resets when the power is restored.

Application Field of 0034.3428 Fuse

The 0034.3428 fuse is designed for use in residential applications, such as houses, apartments, and townhouses. It is suitable for a variety of applications such as lighting, appliances, HVAC, and circuit breakers. It is also capable of providing overload protection for motors up to 10A. Due to its small size, it is able to fit into tight spaces that other fuses cannot. It is also designed to be easily installed and replaced. Given its robust design and UL listing, it is also capable of providing reliable protection against electrical shock when installed correctly.

Conclusion

Fuses are an essential part of any electrical system, providing reliable circuit protection and overload protection. The 0034.3428 fuse is an example of one such type of fuse, designed for use in residential applications and suitable for a wide range of applications. It is easy to install, UL listed, and capable of providing reliable protection against electrical shock.

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Part Number	Manufacturer	Price	Quantity	Description