Mersen N088378 - High-Speed Cylindrical Fuse Protistor® Size 20x190 gR (gRC) 1500VDC IEC 16A With Striker
Mersen

N088378

Alternate Item Number: FD20GC150V16T


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Overview

The Mersen N088378 Protistor® Size 20x190 gR (gRC) high-speed cylindrical fuse-link is engineered for DC semiconductor protection in railway power and auxiliary circuits. Rated at 1500VDC and 16A, this fuse-link delivers ultra-fast response with a pre-arcing I²t of 9.3 A²s and clearing I²t of 200 A²s, ensuring minimal damage to protected components during short circuits. With a rated breaking capacity of 50 kA and power dissipation of 3.1W at rated current, it operates efficiently at elevated temperatures while maintaining long service life. Designed for elevated temperature operation, this fuse-link minimizes I²t to reduce stress on downstream components, making it ideal for modern DC equipment requiring precise protection. The integrated striker provides visual or remote indication of fuse operation, enhancing system reliability in critical applications. Compatible with IEC standards, this fuse-link is manufactured in the USA and meets UNSPSC code 39121628.
  • Rated 1500VDC, 16A with 50 kA breaking capacity
  • Ultra-fast response: Pre-arcing I²t 9.3 A²s, clearing I²t 200 A²s
  • Power dissipation 3.1W at rated current for efficient operation
  • Integrated striker for visual/remote indication of fuse operation
  • Designed for elevated temperature operation with long service life

Specifications

Amperage Rating
16 A
Brand Name
Mersen
Case
Ceramic
Connection
Ferrule
DC Voltage Rating
1500 V
Mounting
Clip
Size
7.48 x 0.81 in
Size
190 x 20.6 mm
Sub Brand
Protistor®
Type
IEC High-Speed Cylindrical Fuse-Links DC Protection
Type Of Indicators
Striker
Voltage Rating
1500 V
Wattage
8 W
Package Dimensions (L x W x H)
7.48 in x 0.81 in x 0.81 in
Package Dimensions (L x W x H)
190 mm x 20.6 mm x 20.6 mm
Package Weight (Imperial)
0.388 lb
Package Weight (Metric)
0.176 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.