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Mersen A480R6R-1HE - Back-Up R-Rated Medium Voltage Fuse 4800VAC 6R Mounting: Ferrule Style: Hookeye Visual Indicator Amp-Trap®
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Mersen A480R6R-1HE Back-Up R-Rated Medium Voltage Fuse 4800VAC 6R Mounting: Ferrule Style: Hookeye Visual…

Alternate Item Number: A480R6R-1HE

UPC: 782001801465


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Contact for Pricing

Call +1 (262) 252-1600 (toll-free 877-268-3700) or email [email protected] for pricing and availability.

Overview

The Mersen A480R6R-1HE is a critical component for medium voltage motor protection, specifically designed as a current-limiting, back-up fuse with a high interrupting rating. This R-rated fuse operates at 4800 VAC and features a 6R current rating, making it ideal for safeguarding motors and their associated controllers against damaging short circuits. Engineered by Mersen, a leader in electrical protection, this Amp-Trap® fuse is built for precise coordination with overload relays, a requirement often stipulated by motor starter manufacturers for combination motor starters. The physical construction of the A480R6R-1HE includes a substantial 4-inch diameter barrel, ensuring robust performance and heat dissipation. It utilizes ferrule terminals for secure electrical connections and a hookeye style for reliable mounting within spring-reinforced clips, a design that guarantees positive contact pressure even under vibration or thermal cycling. The minimum interrupting rating of this fuse provides assurance against catastrophic fault currents, preventing extensive damage to equipment and minimizing downtime in industrial settings. This Mersen fuse is an essential choice for applications demanding dependable fault interruption and superior motor protection. Its Amp-Trap design is synonymous with enhanced performance and extended operational life, solidifying its position as a trustworthy solution for critical medium voltage motor protection systems. Its UNSPSC code is 39121626.
  • 4800VAC voltage rating for medium voltage applications
  • 6R current rating for specific motor protection needs
  • Ferrule connection type for secure electrical contact
  • Hookeye mounting style for reliable installation
  • 4-inch diameter barrel for robust performance and heat dissipation

Specifications

AC Voltage Rating
4800 V
Application
Short circuit protection of medium voltage motors and motor controllers
Body Material
Epoxy
Brand Name
Mersen
Connection
Ferrule
Connection Material
Silver-Plated Copper
Connection Type
Ferrule terminals
Connection Type
Ferrule
Current Rating
6R
Interrupt Rating
50 kA
Mounting
Clip
Mounting Type
Ferrule, hookeye style, spring-reinforced clips
Mounting Type
Ferrule (Hookeye)
Mounting Type
Hookeye style in spring-reinforced clips
Mounting Type
Hookeye
Mounting Type
hookeye style
Series
A480R6R
Series
Amp-Trap®
Series
Amp-Trap
Size
4 Inch
Size
4" diameter
Size
4-inch diameter
Size
16.13 x 3 in
Size
409.702 x 76.2 mm
Size
4-inch diameter barrel
Special Features
The Amp-Trap and 9F60 R-Rated fuses are UL Recognized Ferrule mounting for standard clips and interchangeability with other brands of fuses Current-limiting for superior equipment protection Metal embossed catalog number and manufacturing date for lasting identification Hookeye for non load-break isolation by hookstick: On the 4.8kV an optional hookeye mounted in the factory is available On all other 3" barrels if a hookeye is required, use the operating eye 9F61AAW612 Blown-fuse indicator to give positive identification of open fuse Amp trap: 3" Barrel 2 lb tripped force - 0.50 Inch 9F60: 0.125 lb tripped force – 0.20 Inch
Standard
Amp-Trap: UL File E93367 9F60: UL File E191980
Sub Brand
Amp-Trap®
Type
Back-Up R-Rated Ferrule Mount Fuses for Motor Protection
Type Of Indicators
Visual Indicator
Voltage Rating
4800 VAC
Package Dimensions (L x W x H)
16.13 in x 3 in x 3 in
Package Dimensions (L x W x H)
409.702 mm x 76.2 mm x 76.2 mm
Package Weight (Imperial)
11.200 lb
Package Weight (Metric)
5.080 kg
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Fuse Holder Modulostar® Size 10x38 IEC 690VAC 690VDC 3-Pole IP20

E1062696

Fuse Holder Modulostar® Size 10x38 IEC 690VAC 690VDC 3-Pole IP20
POWR-JAW clamps improve the contact between fuse and clip. The unnecessary heat from poor contact due to the loss of spring force in the clips can cause nuisance fuse opening and premature aging of surrounding components. High temperature phenolic resin knob designed for the most severe environments 7 sizes to provide effective coverage. Simple design makes installation easy.

LCC5

POWR-JAW clamps improve the contact between fuse and clip. The unnecessary heat from poor contact due to the loss of spring force in the clips can cause nuisance fuse opening and premature aging of surrounding components. High temperature phenolic resin knob designed for the most severe environments 7 sizes to provide effective coverage. Simple design makes installation easy.
9F61 Size B Clips 1.6in

9F61BWW460

9F61 Size B Clips 1.6in

Frequently Asked Questions

What is the voltage rating of the Mersen A480R6R-1HE fuse?

The Mersen A480R6R-1HE fuse has a voltage rating of 4800VAC.

What is the current rating for this Mersen fuse?

The Mersen A480R6R-1HE fuse features a 6R current rating.

What type of terminals does the A480R6R-1HE fuse use?

This Mersen fuse utilizes ferrule terminals for electrical connections.

How is the Mersen A480R6R-1HE fuse mounted?

The A480R6R-1HE fuse is designed with a hookeye style for mounting.

What is the diameter of the barrel on this fuse?

The Mersen A480R6R-1HE fuse has a 4-inch diameter barrel.

What is the primary application for the A480R6R-1HE fuse?

This fuse is primarily used for medium voltage motor protection.

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.