FRS-R-80

The Bussmann FRS-R-80 is a high-performance, dual-element time-delay RK5 fuse manufactured by Eaton's Bussmann division. This fuse is designed to provide superior protection for electrical circuits against overcurrent conditions, while also offering the added benefit of time-delay functionality.

The FRS-R-80 is rated for a maximum continuous current (MCC) of 80 amperes and a time delay rating of RK5. The time delay feature allows the fuse to delay its melting action for a specific period of time, typically several seconds, after the current reaches its peak. This delay helps prevent nuisance tripping and allows for the safe clearing of inrush currents or short-term overloads.

The dual-element design of the FRS-R-80 fuse consists of two separate elements, each with a different melting point. The first element melts at a lower temperature to interrupt the current flow at the normal operating level. The second element melts at a higher temperature to provide additional overload protection. This design ensures that the fuse provides reliable and effective protection against both overloads and short circuits.

The FRS-R-80 is suitable for use in a wide range of applications, including industrial machinery, HVAC systems, and commercial and residential electrical installations. The fuse is available in sizes from 1/4 inch to 2 inches and is compatible with a variety of mounting options, including bus bars, panel mount, and terminal blocks.

The Bussmann FRS-R-80 time-delay RK5 fuse is engineered to meet the highest standards of quality and reliability. It is RoHS compliant and UL recognized. The fuse is also designed to be easy to install and maintain, with clear markings on the fuse body and a rugged, compact design.

Overall, the Bussmann FRS-R-80 dual-element time-delay RK5 fuse is an essential component in any electrical system that requires reliable overcurrent protection with time-delay functionality. Its robust design, high performance, and ease of use make it a popular choice among electrical engineers and installers.

The Bussmann FRS-R-80 is a 80A Dual-Element Time-Delay RK5 Fuse. This type of fuse is commonly used in industrial and commercial applications to provide overload and short-circuit protection. Here are some pros and cons of buying this particular fuse:

1. Dual-Element Design: This fuse provides both overload and short-circuit protection. The time-delay feature allows the fuse to clear short-circuits while providing overload protection for longer-lasting equipment.

2. RK5 Type: The RK5 type of fuse is known for its high rupturing capacity, which makes it suitable for applications with high inrush currents or high short-circuit currents.

3. UL Listed: This fuse is UL listed, which means it has been tested and certified by Underwriters Laboratories to meet certain safety and performance standards.

4. Cost-Effective: Compared to other types of fuses, such as miniature circuit breakers or molded case circuit breakers, this fuse is relatively inexpensive.

1. Requires Manual Reset: This fuse needs to be manually reset after it has tripped. This can be inconvenient in applications where frequent resetting is required.

2. Large Size: This fuse is larger than some other types of fuses, which can make it more difficult to install in tight spaces.

3. Limited Current Range: This fuse is rated for a maximum current of 80A, which may not be sufficient for all applications.

In conclusion, the Bussmann FRS-R-80 80A Dual-Element Time-Delay RK5 Fuse is a reliable and cost-effective option for providing overload and short-circuit protection in industrial and commercial applications. Its dual-element design and high rupturing capacity make it suitable for applications with high inrush or short-circuit currents. However, its manual reset feature and larger size may be a drawback for some users. If the current requirement is below 80A or if a resettable fuse is not preferred, then considering other types of protective devices such as circuit breakers would be a better option.

If you are looking for a reliable and cost-effective solution for providing overload and short-circuit protection in industrial or commercial applications, the Bussmann FRS-R-80 80A Dual-Element Time-Delay RK5 Fuse is a good choice. However, if you require a device that can be reset automatically or if the current requirement is below 80A, then other types of protective devices such as circuit breakers may be a better option. It's important to carefully consider your application requirements before making a purchase.

Details:

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specifications fuseaud:

• brand: Bussman
• mpn: Frs-r-80
• part type: Fuse

general fuseaud:

• category: Electronics > Vehicle Gps > Car Audio Video Installation > Fuses Holders

shipping fuseaud:

• type: calculated
• transit: 2-6 days
• class: standard
• service: usps first class
• carrier: usps

offer fuseaud:

• started: april 30, 2026
• sold #: 8
• in stock #: 5
• availability: in stock
• options: ship-to-home
• prices: $8.99–$198.00
• item condition:
  • New – Open box
  • Used
  • New

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• credit card: diners-club
• wallet: google-pay
• other

seller fuseaud:

• # reviews: 96981
• rating: 99.1%
• city: burnsville, minnesota

returns fuseaud:

• paid by: buyer
• time: 30 days
• policy: returns accepted
• method: money back

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