Mersen J201718 - NH solid links have a standard design. The current carrying parts are made of silver plated copper. It's also possible to get nickel plated design on request. The synthetic parts for insulated tags are in accordance with VDE 0636/DIN 57637 NH3 series.
Mersen

J201718

Alternate Item Number: 4086500032778

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Minimum Qty: 5

Multiplier: 5

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Overview

Mersen NH3 Series Solid Links (SKU: J201718) are precision-engineered current-carrying components designed for NH3 fuse systems in industrial power distribution. Constructed from silver-plated copper, these solid links deliver superior electrical conductivity with minimal resistance, ensuring efficient energy transfer and reduced operational losses in critical systems. The NH3 size supports a rated current of 630A, making these links ideal for high-power applications such as switchgear, motor control centers, and renewable energy infrastructure. The synthetic insulated tags comply with VDE 0636/DIN 57637 NH3 series standards, providing excellent dielectric strength and environmental resistance. For applications requiring enhanced corrosion protection, nickel-plated designs are available upon request. These solid links are standardized components in IEC low-voltage fuse systems, offering reliable performance in demanding industrial environments. The J201718 model is packaged with 6 units per box, weighing 0.27 kg total, and is manufactured in the US. Compatible with NH3 fuse sizes, these links ensure safe and efficient current transfer in complex electrical panels and automated manufacturing processes.
  • Rated current: 630A, NH3 size
  • Material: Silver-plated copper for high conductivity
  • Insulated tags comply with VDE 0636/DIN 57637 NH3 series
  • Nickel-plated design available upon request for enhanced corrosion resistance
  • Packaged with 6 units per box, total weight 0.27 kg

Specifications

Amperage Rating
630 A
Application
Used in place of a NH fuse
Brand Name
Ferraz Shawmut
Type
NH Neutral Link
Voltage Rating
690 VAC
Package Dimensions (L x W x H)
5.9 IN x 1.02 IN x 0.25 IN
Package Dimensions (L x W x H)
14.986 cm x 2.5908 cm x 6.35 mm
Package Weight (Imperial)
0.570 L
Package Weight (Metric)
0.259 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.

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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.
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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.