Mersen RFS15 Fuse RFS - Class H - Fast-Acting 600VAC 15A Ferrule
Alternate Item Number: RFS15
UPC: 068938720797
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Multiplier: 10
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Overview
- Class H renewable fuse for 600VAC systems with ≤10,000A fault current
- 15A ferrule-style fuse for Class H & K fuse blocks
- Renewable design with 32 link ratings (1-600A) using RLS series
- Knurled bushings enable quick disassembly and link replacement
- Rugged construction with precision die-cut links for repeatable performance
- UL recognized and compatible with Class H & K fuse blocks
- Replaceable with Mersen RLS series zinc links (3-600A)
- Manufactured in the USA by Mersen
Specifications
AC Voltage Rating | 600 V |
Amperage Rating | 15 A |
Application | General purpose loads where short circuits are 10,000 amperes or less |
Body Material | FWGE |
Brand Name | Mersen |
Class | Class H |
Connection | Ferrule |
Connection Material | Brass |
Connection Type | Ferrule |
Current Rating | 15 A |
Interrupt Rating | 10 kA |
Mounting | Clip |
Series | RFS |
Size | 5 x 0.81 in |
Size | 127 x 20.625 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 | 600 VAC |
Package Dimensions (L x W x H) | 5 in x 0.81 in x 0.81 in |
Package Dimensions (L x W x H) | 127 mm x 20.625 mm x 20.625 mm |
Package Weight (Imperial) | 0.170 lb |
Package Weight (Metric) | 0.077 kg |
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Frequently Asked Questions
What is the maximum short circuit current for RF/RFS fuses?
RF and RFS general purpose fuses are suitable for applications where available short circuit currents do not exceed 10,000 amperes.
What voltage ratings are available for RF fuses?
RF fuses are available with a voltage rating of 250VAC.
What voltage ratings are available for RFS fuses?
RFS fuses are available with a voltage rating of 600VAC.
What is the ampere range for RF and RFS fuses?
RF and RFS renewable fuses use matched RL and RLS die-cut zinc links from 1 to 600 amperes.
Are RF/RFS fuses UL listed?
Yes, RF/RFS fuses are UL listed to standard 248-7, File E2137.
Are RF/RFS fuses CSA certified?
Yes, RF/RFS fuses are CSA certified to standard C22.2 no. 248.7.
What are the key features of RF/RFS fuses?
These fuses are renewable, have knurled bushings for easy disassembly, and rugged construction for maximum service life.
What is the safety note regarding Class H renewable fuses?
Class H fuses of the renewable type shall be permitted to be used only for replacement in existing installations without evidence of overfusing or tampering.
What type of loads are RF/RFS fuses suitable for?
RF/RFS fuses are suitable for general purpose loads where short circuits are 10,000 amperes or less.
What are the dimensions for 0-30A RF fuses?
For 0-30A RF fuses, dimension A is 2 in, B is 9/16 in, and E is not specified.
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.