Mersen K214622 - Cylindrical fuse-link aM Size 14x51 IEC 690VAC 4A
Mersen

K214622

Alternate Item Number: FR14AM69V4

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Overview

The Mersen K214622 is a high-performance cylindrical fuse-link designed for robust electrical protection. Featuring an aM (partial range) classification, this 14x51mm fuse-link is rated for 690VAC and 4A, making it ideal for motor circuit protection. Manufactured by Mersen in France, the K214622 provides essential safeguarding against high short-circuit currents with effective current limitation and low thermal let-through. Its construction includes a durable ceramic body and silver-plated contacts for reliable performance and conductivity. With a rated breaking capacity of 120 kA AC, this fuse-link ensures the integrity of your electrical equipment by preventing damage from overcurrent events. The nominal current can be precisely selected relative to the motor's rating for optimized protection. SKU: K214622. UNSPSC Code: 39121611.
  • Mersen K214622 Cylindrical Fuse-Link
  • aM (Partial Range) Classification
  • 14x51mm Size
  • 690 VAC Voltage Rating
  • 4 A Current Rating
  • 120 kA Rated Breaking Capacity
  • Ceramic Body with Silver-Plated Contacts
  • Ideal for Motor Circuit Protection
  • Origin: France
  • SKU: K214622

Specifications

AC Voltage Rating
690 V
Amperage Rating
4 A
Application
aM type for protection of motors, transformers and other loads with in-rush currents.
Body Material
Ceramic
Brand Name
Mersen
Connection
Ferrule
Connection Material
Silver-Plated Copper
Connection Type
Ferrule
Current Rating
4 A
Interrupt Rating
120 kA
Material
Ceramic
Material
Ceramic, Silver-plated
Mounting
Clip
Mounting Type
Fuse holder
Series
aM
Size
2.01 x 0.56 in
Size
51 x 14.3 mm
Size
14X51
Size
14x51 mm
Special Features
Reduced size Striker version available for remote indication of fuse operation Safest and most reliable protection system
Standard
IEC 60269-1 & -2 Approved by Lloyd's Register of Shipping and Bureau Veritas
Type
IEC Cylindrical Fuse-Links
Voltage Rating
690 VAC
Package Dimensions (L x W x H)
2.01 in x 0.56 in x 0.56 in
Package Dimensions (L x W x H)
51 mm x 14.3 mm x 14.3 mm
Package Weight (Imperial)
0.046 lb
Package Weight (Metric)
0.021 kg
Cylindrical fuse-link aM Size 10x38 IEC 690VAC 4A

K302781

Cylindrical fuse-link aM Size 10x38 IEC 690VAC 4A

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.