Mersen R228497 - DIN NH Standard fuse-link gG Size NH2 690VAC 250VDC 160A live tags Double indicator Body width 40 mm
Mersen

R228497

Alternate Item Number: NH2GG69V160


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Overview

The Mersen R228497 DIN NH2 fuse-link is a high-rupturing capacity (HRC) protective device designed for industrial electrical systems requiring reliable overcurrent and short-circuit protection. Rated at 160A with a voltage rating of 690VAC and 250VDC, this fuse-link is engineered for use in NH plug-in fuse systems, ensuring compatibility with standard NH fuse bases and replacement tools. The NH2 size with 40mm body width provides a compact yet robust solution for panel-mounted applications, including distribution boards, motor control centers, and industrial machinery. Type gG classification indicates full-range breaking capacity, allowing the fuse-link to interrupt fault currents from the lowest fusing current up to its maximum breaking capacity without additional protective devices. This eliminates the need for supplementary circuit breakers in many applications, reducing system complexity and cost. The blade contact design ensures secure electrical connection and easy installation or replacement using standard NH fuse pullers. Live tags on the fuse-link enable safe handling and visual status indication, while the double indicator provides clear confirmation of fuse operation. The NH system's modular design supports phase barriers and terminal covers for enhanced safety in high-current installations. As a qualified professional installation is required due to the lack of non-interchangeability for rated currents, ensuring proper selection and sizing for specific applications. Ideal for protecting cables, motors, transformers, and other industrial equipment from overloads and short circuits, the R228497 delivers dependable performance in harsh environments. Compliance with DIN standards ensures global interoperability with NH fuse systems across Europe and other regions adopting IEC 60269. Manufactured by Mersen in France, this fuse-link combines European engineering with industrial-grade reliability for critical power distribution applications.
  • Rated 160A with 690VAC/250VDC voltage handling for versatile industrial use
  • NH2 size with 40mm body width for standard NH fuse system compatibility
  • Type gG full-range breaking capacity fuse-link for standalone protection
  • Blade contact design with live tags and double indicator for safe operation
  • Plug-in mounting compatible with NH fuse bases and replacement tools

Specifications

AC Voltage Rating
690 V
Amperage Rating
160 A
Application
gG: general purpose cable and line protection
Body Material
Ceramic
Brand Name
Mersen
Connection
Plain Blades
Connection Material
Silver-Plated Copper
DC Voltage Rating
250 V
Interrupt Rating
80 kA
Mounting
Clip
Size
5.91 x 1.57 x 2.91 in
Size
150 x 40 x 74 mm
Special Features
Dimensions according to DIN 43 620 parts 1 to 4 Non-isolated gripping lugs Double indicator 0 cadmium
Standard
VDE 0636 Part 201 IEC 60269-1 and -2
Type
IEC NH Fuse-Links
Type Of Indicators
Double indicator
Voltage Rating
690 VAC
Package Dimensions (L x W x H)
5.91 in x 1.57 in x 2.91 in
Package Dimensions (L x W x H)
150 mm x 40 mm x 74 mm
Package Weight (Imperial)
0.926 lb
Package Weight (Metric)
0.420 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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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.