Mersen GMS2 - Mersen GMS series alarm indicating fuses are used in telecommunications equipment or other applications. A color coded flag indicates a circuit problem which caused the fuse to blow. Nineteen ampere ratings/colors fill every replacement need 125 Volts 2 Amps GMS series.
Mersen

GMS2

Alternate Item Number: 782001760915

UPC: 782001760915


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Specification Sheet

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Overview

The Mersen GMS2 (SKU: GMS2) is a critical alarm-indicating fuse designed for reliable circuit protection in telecommunications and industrial applications. Manufactured by Mersen, this GMS series fuse features a unique color-coded flag that visually signals a blown fuse, significantly reducing troubleshooting time and enhancing system uptime. Engineered for supplemental protection, the GMS2 fuse interrupts overcurrent conditions, safeguarding sensitive equipment. Its key differentiator is the integrated pin indicator, which pops out when the fuse operates, providing immediate visual annunciation. This indicator can also be used to actuate a switch for remote signaling, adding another layer of operational awareness. The GMS series offers a comprehensive range of 19 ampere ratings, each with a distinct color, ensuring a precise replacement for virtually any need. The GMS2 model specifically is rated for 125 Volts AC and 2 Amps, with a time-delay characteristic of 12 seconds at 200% of its rating. Its dimensions are 1-1/2" x 13/32" (10 mm x 38 mm), fitting standard midget fuse holder footprints. Key features and benefits include: * **Instant Visual Fault Indication:** Color-coded flag for immediate identification of blown fuses. * **Remote Signaling Capability:** Indicator can trigger a switch for remote annunciation. * **Time-Delay Performance:** 12-second delay at 200% rating, suitable for inrush currents. * **Broad Application Range:** Ideal for control circuits, solenoid circuits, and other supplemental protection needs. * **Mersen Quality:** Trusted reliability from a leader in electrical protection. * **Compact Size:** 1-1/2" x 13/32" (10 mm x 38 mm) midget fuse dimensions. This fuse is UL Listed to standard 248-14 (File E33925) and CSA Certified to Standard C22.2 No. 248. (Not for Branch Circuit Protection). The Mersen GMS2 fuse provides essential protection with enhanced diagnostic capabilities, making it an invaluable component for maintaining operational integrity.
  • Alarm indicating fuse with color-coded flag for visual fault notification
  • 125V AC voltage rating and 2A current rating
  • Time-delay characteristic: 12 seconds at 200% rating
  • 1-1/2" x 13/32" (10 mm x 38 mm) midget fuse dimensions
  • UL Listed and CSA Certified for reliable circuit protection

Specifications

Amperage Rating
2 A
Brand Name
Ferraz Shawmut
Current Rating
2 A
Interrupt Rating
.3 kA
Mounting
Clip
Series
GMS
Special Features
Color coded Body material PPS UL 94V0
Type
Telecommunications Fuses
Type Of Indicators
Colored indicator flag
Voltage Rating
125 VAC
Package Dimensions (L x W x H)
0.722 IN x 0.638 IN x 0.126 IN
Package Dimensions (L x W x H)
18.3388 mm x 16.2052 mm x 3.2004 mm
Package Weight (Imperial)
0.010 L
Package Weight (Metric)
0.005 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.