Mersen W086982 - Square Body High-Speed Fuse Protistor® Size 600 gR 4000VDC IEC 80A With Striker Plain Blades
Mersen

W086982

Alternate Item Number: D600GB40C80P

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Specification Sheet

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Overview

The Mersen W086982 is a high-speed fuse from the Protistor® series, specifically designed for demanding DC applications. This fuse features a square body and is rated for 80 Amperes at 4000 VDC, conforming to IEC standards. Its Size 600 designation and 'gR' classification indicate its suitability for semiconductor protection, offering rapid response to overcurrents and short circuits. Equipped with a striker mechanism and plain blades, the W086982 ensures reliable contact and operational indication. Mersen DC semiconductor fuse-links, like this model, are engineered to provide superior protection for railway power and auxiliary circuits. They are developed to meet the enhanced performance requirements of modern DC equipment, often operating at elevated temperatures. Key benefits include lower I²t values, which minimize damage to protected components during short circuits, reduced power loss (watts loss), and extended service life. This fuse is an essential component for ensuring the safety and reliability of critical DC power systems.
  • Mersen Protistor® High-Speed Fuse
  • 80A Current Rating
  • 4000VDC Voltage Rating
  • Size 600, gR Classification for Semiconductor Protection
  • Includes Striker and Plain Blades for Reliable Operation

Specifications

Amperage Rating
80 A
Brand Name
Mersen
Case
Ceramic
Connection
Plain Blades
Current Rating
80 A
DC Voltage Rating
4000 V
Mounting
Bolted
Mounting Type
Plain Blades
Series
Protistor®
Size
16.38 x 2.28 x 2.48 in
Size
416 x 58 x 63 mm
Size
Size 600
Sub Brand
Protistor®
Type
Square Body High-Speed Fuse-Links DC Protection
Type Of Indicators
Striker
Voltage Rating
4000 V
Voltage Rating
4000 VDC
Wattage
92 W
Package Dimensions (L x W x H)
16.38 in x 2.28 in x 2.48 in
Package Dimensions (L x W x H)
416 mm x 58 mm x 63 mm
Package Weight (Imperial)
3.139 lb
Package Weight (Metric)
1.424 kg

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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.