Mersen E221448 - High-Speed Cylindrical Fuse Protistor® Size 27x60 gR 800VAC IEC 110A With Striker
Mersen

E221448

Alternate Item Number: FR27GB80V110T


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Specification Sheet

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Overview

The Mersen E221448 Protistor® cylindrical fuse-link (SKU: E221448) is a high-speed gR-rated fuse designed for semiconductor protection in power conversion systems. Rated at 110A and 800VAC (IEC), this 27x60mm fuse features a striker for clear trip indication and die-cut fuse elements embedded in solidified sand for controlled arcing. It delivers a low I²t value of 27,000 A²s and a high interrupting rating of 90 kA, ensuring rapid fault interruption to safeguard sensitive equipment. With a power dissipation of 14W at rated current, the E221448 is optimized for fast-acting protection against overloads and short-circuit faults. Its compact size and full-range capability make it ideal for critical electrical systems, including inverters, converters, and motor drives. This fuse meets IEC standards for high-speed semiconductor protection and is manufactured in the US. The striker mechanism provides visual confirmation of fuse operation, reducing downtime during maintenance. The 27x60mm cylindrical design ensures compatibility with standard fuse holders while the solidified sand filling enhances arc suppression for reliable performance in high-fault conditions.
  • 110A rated current with 800VAC maximum voltage (IEC)
  • 27x60mm cylindrical size with striker for trip indication
  • Interrupting rating: 90 kA RMS symmetrical
  • Low I²t value: 27,000 A²s for fast fault response
  • Power dissipation: 14W at rated current

Specifications

AC Voltage Rating
800 V
Amperage Rating
110 A
Application
Protection of small inverters Protection of UPS systems Protection of motor drives Protection of similar 800VAC or less equipement
Brand Name
Mersen
Case
Ceramic
Connection
Ferrule
Current Rating
110 A
Material
Sand, Metal
Material
Silver, Sand
Mounting
Clip
Series
Protistor® BS88-4
Series
Protistor® gR
Size
2.37 x 1.06 in
Size
60.3 x 27 mm
Size
27x60
Size
27x60 mm
Special Features
International size 27x60 mm for worldwide acceptance Extremely fast acting Eliminate all overloads Low I²t for improved semiconductor protection Excellent cycling capability Selective coordination with other fuses
Standard
IEC 60269-4 Compliance
Sub Brand
Protistor®
Type
IEC High-Speed Cylindrical Fuse-Links AC Protection
Type Of Indicators
Striker
Voltage Rating
800 V
Wattage
14 W
Package Dimensions (L x W x H)
2.37 in x 1.06 in x 1.06 in
Package Dimensions (L x W x H)
60.3 mm x 27 mm x 27 mm
Package Weight (Imperial)
0.176 lb
Package Weight (Metric)
0.080 kg
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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

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9F61 Size B Clips 1.6in

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.