004247003

Series:	*
Part Status:	Active
Lead Free Status / RoHS Status:	--
Moisture Sensitivity Level (MSL):	--

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Electrical, Specialty Fuses: 004247003 Application Field and Working Principle

Electrical specialty fuses play an important role in various industries, ranging from home and commercial applications to industrial and medical uses. Because of their versatility, specialty fuses may be used in a wide variety of applications, from protecting circuits against surges, overloads, and short circuits, to supplying interlocking control systems. The 004247003 specialty fuse is a molded circuit-protection device featuring rapid blow characteristics and low operating voltage. It provides a cost-effective solution for applications with more stringent current specifications and is designed to replace older, bulkier components in situations where reliable protection is demanded. Depending on the application, the fuse may be used as a single unit, or may be combined with other components for complexity and versatility. The working principle behind the 004247003 fuse is that it allows transfer of electrical current up to a certain set level, or amperage. When current exceeds this preset limit, the fuse element either melts or vaporizes opening up the circuit and thus eliminating the potential surge hazard. The 004247003 fuse is composed of six major components - a base, contacts, fuse link, lever, melamine porcelain end cap, and silicone rubber seals. The base ‚provides a physical support for the other parts. The contacts are made of tungsten or phosphor bronze and are crimped to create pressure to make contact between the fuse link and the contacts. The fuse link is the conductive path for the flow of electricity through the fuse. It is also the means of safely opening the circuit when the overload occurs. The lever provides a means of opening and closing the contacts in the fuse link. The lever also blocks the contacts from vibrating loose and acts as a mechanical barrier. The melamine porcelain end cap acts as a thermal and electrical insulator, ensuring the safety of people who may come in contact with the fuse. Finally, the silicone rubber seals provide a tight seal on the fuse. This prevents moisture from entering the system, which can cause sparking or deterioration of the components.The 004247003 fuse is used mainly in low voltage power circuits. It is designed to handle loads up to 30 A and is certified to meet the UL, CSA, and CE standards for impact and vibration resistance and fire safety, making it an excellent choice for a variety of electrical applications. In conclusion, the 004247003 specialty fuse is a versatile component offering reliable protection in a variety of applications. By carefully considering the specific requirements of the project, the user can ensure the most suitable solution is selected. The components can be combined to create a variety of customised solutions, giving an ideal mix of cost-effectiveness, protection, reliability, and performance.

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