Mersen RF80 Fuse RF - Class H - Fast-Acting 250VAC 80A Blade
Alternate Item Number: RF80
UPC: 068938720315
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Overview
- Class H fast-acting blade fuse for general-purpose overcurrent protection
- Rated 250VAC, 80A with 10,000A interrupting rating
- Precision die-cut zinc replacement link for repeatable performance
- Knurled bushings enable quick disassembly and renewal
- Suitable for short-circuit currents up to 10,000A
Specifications
AC Voltage Rating | 250 V |
Amperage Rating | 80 A |
Application | General purpose loads where short circuits are 10,000 amperes or less |
Body Material | FWGE |
Brand Name | Mersen |
Class | Class H |
Connection | Blade |
Connection Material | Brass |
Connection Type | Blade |
Current Rating | 80 A |
Interrupt Rating | 10 kA |
Material | Zinc |
Mounting | Clip |
Series | RF |
Size | Blade |
Size | 5.88 x 1.06 in |
Size | 149.352 x 27 mm |
Special Features | Knurled bushings for ease of disassembly Rugged construction for maximum service life Precision die-cut renewal links renew quickly and give repeatable performance |
Standard | UL listed to standard 248-7 File E2137 CSA certified to standard C22.2 no. 248.7 |
Type | Renewable Fuses |
Voltage Rating | 250 VAC |
Package Dimensions (L x W x H) | 5.88 in x 1.06 in x 1.06 in |
Package Dimensions (L x W x H) | 149.352 mm x 27 mm x 27 mm |
Package Weight (Imperial) | 0.400 lb |
Package Weight (Metric) | 0.181 kg |
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Frequently Asked Questions
What is the current rating of the RF80 fuse?
The RF80 fuse has a current rating of 80 amperes.
What type of fuse block is compatible with the RF80?
The RF80 is compatible with Class H renewable fuse blocks.
What applications is the RF80 fuse suitable for?
The RF80 fuse is suitable for general-purpose loads, including motors, transformers, and distribution equipment.
What feature simplifies maintenance of the RF80 fuse?
The RF80 fuse features knurled bushings for ease of disassembly and reassembly during maintenance.
What is the voltage rating of the RF80 fuse?
The RF80 fuse has a voltage rating of 250VAC.
What is the interrupting rating of the RF80 fuse?
The RF80 fuse has an interrupting rating of 10,000 amperes.
Is the RF80 fuse renewable?
Yes, the RF80 is a renewable fuse that uses a die-cut zinc replacement link.
What material is used in the RF80 fuse link?
The RF80 fuse uses a die-cut zinc replacement link.
What standards is the RF80 fuse listed to?
The RF80 fuse is UL listed to standard 248-7 and CSA certified to standard C22.2 no. 248.7.
Frequently Asked Questions about Mersen
What industries and applications are Mersen products used for?
Mersen products are used across diverse industrial sectors including solar power, electric vehicles, buildings/construction, industrial automation, power distribution, HVAC, elevators, telecommunications, and specialty manufacturing. Key application areas include circuit protection, surge protection, battery module protection, electrical safety systems, and power management for residential, commercial, and utility-scale installations.
What are the main product lines offered by Mersen?
Mersen offers five primary electrical power product lines: IEC and UL/CSA Fuses and Fusegear, Surge Protection, Low Voltage Disconnect Switches, Power Distribution Blocks, and Engineered Solutions. Their comprehensive range includes specialized components like high-speed fuses, modular fuse holders, surge arresters, and custom-engineered electrical protection systems for industrial and power management applications.
What are the key features of Mersen products?
Mersen products feature advanced electrical protection and power management solutions with key characteristics including finger-safe design, compact modularity, and high-performance safety features. Their product lines span electrical power components like fuses, surge protection, power distribution blocks, and specialized solutions for industrial, solar, and building applications. Critical features include UL/CSA approvals, high short-circuit current ratings, and innovative technologies like the Fuse Control™ program that minimize electrical risks and optimize system performance.
What environmental ratings do Mersen products have?
Mersen products meet rigorous environmental ratings across multiple standards, including UL 508A Type 1, 2, 3, 4, 4X, 12, and 13, CSA Type 1, 2, 3, 4, 4X, 12, and 13, and NEMA Type 1, 2, 3, 4, 4X, 12, and 13. They feature IEC 60529 IP66 protection, with enhanced UV inhibitors for outdoor weathering and operating temperatures ranging from -40°C to 130°C (-40°F to 266°F). These ratings ensure superior protection in wet, corrosive, and challenging industrial environments.
What accessories are available for Mersen products?
Mersen offers multiple accessories for their fuse blocks and systems, including safety pullers (DFC3M and DFC3LP), DIN-rail adapters (DRM), bus bars, auxiliary contacts, and specialized mounting hardware. Key accessories include the DFC3M safety puller for 1-1/2" x 13/32" midget or Class CC fuses, the DRM adapter for mounting 303 series fuse blocks on DIN-rail, and UltraSafe fuse module accessories like bus bars and auxiliary contacts that enable module interconnection and monitoring.
How are Mersen products typically installed?
Mersen products are typically installed in electrical distribution systems, control panels, and industrial automation environments using multiple mounting options. These include service entrance panel mounting, distribution panel installation, control panel DIN rail mounting, and custom engineered solutions like Fused Coordination Panelboards. Installation depends on the specific product type, such as fuses, surge protective devices, or switches, and is designed to provide electrical protection and circuit safety in various industrial and commercial applications.
What certifications and standards do Mersen products comply with?
Mersen products are certified to multiple international standards, including UL (Underwriters Laboratories), CSA (Canadian Standards Association), CCC (China Compulsory Certification), and EAC (Eurasian Conformity). Our products meet rigorous safety and performance standards for industrial applications across North America, China, Russia, and other global markets, ensuring compliance and reliability in electrical power and advanced materials solutions.
What technical support does Mersen offer?
Mersen provides comprehensive technical support through multiple channels, including technical experts located in your time zone who can assist with product selection, application guidance, and troubleshooting. Their Fuse Control™ program offers a free Fuse Inventory Audit & Analysis, and customers can access technical resources through their sales representatives and online platform ep.mersen.com.