Mersen Y088870 - Square Body High-Speed Fuse Protistor® Size 300 gR 1750VDC IEC 10A With Striker Plain Blades
Mersen

Y088870

Alternate Item Number: D300GC17C10P


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Specification Sheet

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Overview

The Mersen Y088870 is a Size 300 gR Protistor® high-speed fuse, specifically designed for demanding DC applications, including railway power and auxiliary circuits. This fuse-link provides essential protection for modern DC equipment with enhanced performance characteristics. Engineered for elevated temperatures, it features a low I²t to minimize damage to protected components during short circuits and offers lower power loss for extended service life. This model is rated for 1750VDC and 10A, equipped with plain blades and a striker for signaling fuse operation. Mersen's DC semiconductor fuse-links are developed to meet the evolving needs of new DC equipment, ensuring reliable protection and operational efficiency. The Protistor® series is recognized for its robust construction and precise tripping capabilities, making it a trusted choice for critical infrastructure.
  • Mersen Protistor® Size 300 gR high-speed fuse
  • Rated for 1750VDC and 10A
  • Features a striker for fuse operation signaling
  • Low I²t for minimized component damage
  • Designed for DC semiconductor protection in railway applications

Specifications

Amperage Rating
10 A
Application
• Suburban lines: 1,5kVDC
Brand Name
Mersen
Case
Ceramic
Case Material
Ceramic
Connection
L Brackets
Connection Type
Plain Blades
Current Rating
10 A
DC Voltage Rating
1750 V
Mounting
Bolted
Mounting
Bolt
Series
Protistor®
Size
300
Size
10.55 x 3.03 x 3.41 in
Size
268 x 77 x 86.5 mm
Size
Size 300 gR
Size
10.55 x 3.03 x 3.41;268 x 77 x 86.5 in;mm
Special Features
Extremely fast acting Current limiting Very low I2t Worldwide acceptability Superior cycling ability
Sub Brand
Protistor®
Type
Square Body High-Speed Fuse-Links DC Protection
Type Of Indicators
Striker
Voltage Rating
1750 V
Voltage Rating
1750 V V
Wattage
10.6 W
Package Dimensions (L x W x H)
10.55 in x 3.03 in x 3.41 in
Package Dimensions (L x W x H)
268 mm x 77 mm x 86.5 mm
Package Weight (Imperial)
2.302 lb
Package Weight (Metric)
1.044 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.