Mersen T076469 - High Voltage Back-up fuse for motor Limitor® 3.6kVAC IEC 50A d50,8mm L192mm With Striker 50N
Mersen

T076469

Alternate Item Number: 45ASB36V50P-1


Documents & Media
Specification Sheet

Contact for Pricing

Minimum Qty: 3

Multiplier: 3

*Contact for lower quantities*

Overview

The Mersen T076469 is a high-voltage back-up fuse specifically designed for robust motor protection in 3.6kVAC systems. Engineered by Mersen, a trusted name in electrical protection, this fuse-link ensures reliable safeguarding against short-circuit currents. Its design also accommodates the repeated peak currents generated during motor starting, preventing premature failure and maintaining operational continuity. Constructed with premium materials, including pure silver fuse elements, silver-plated brass caps, and a melamine fiberglass body, the T076469 offers exceptional durability and performance. As per IEC 60644, it features a coefficient K of 0.51. This unit has a rated voltage of 3.6kVAC, a rated current of 50A, and a minimum breaking current of 260A. Its operating I²t is 9 kA²s, with a power dissipation of 9W at 0.7xIn. The fuse dimensions are a diameter of 50.8mm and a length of 192mm, and it includes a striker mechanism. This fuse is ideal for high-voltage switchgear, controlgear, and power systems where dependable motor protection is paramount. SKU: T076469.
  • High-voltage back-up fuse for motor protection
  • Rated voltage: 3.6kVAC
  • Rated current: 50A
  • Dimensions: 50.8mm diameter, 192mm length
  • Includes striker mechanism for signaling

Specifications

AC Voltage Rating
3.6 kV
Amperage Rating
50 A
Application
HV motor protection HV motor pump protection For indoor use Operating temperature -25°C to +40°C
Body Material
Melamine fiber glass
Brand Name
Mersen
Connection
Cylindrical
Connection Material
Silver-Plated Brass
Interrupt Rating
60 kA
Mounting
Clip
Size
10.16 x 2 in
Size
258 x 50.8 mm
Special Features
High speed switching Voltage drive Low inductance module structure Energy efficency Back-up fuse-links High breaking capacity High current limitation Low power losses Striker 50N / 30mm
Standard
IEC 60282-1 IEC 60644 DIN 43625
Sub Brand
Limitor®
Type
DIN HV Back-up Fuses for Motors
Type Of Indicators
Striker
Package Dimensions (L x W x H)
10.16 in x 2 in x 2 in
Package Dimensions (L x W x H)
258 mm x 50.8 mm x 50.8 mm
Package Weight (Imperial)
4.189 lb
Package Weight (Metric)
1.900 kg
High Voltage Back-up fuse for motor Limitor® 3.6kVAC IEC 100A d50,8mm L292mm With Striker 50N

N075521

High Voltage Back-up fuse for motor Limitor® 3.6kVAC IEC 100A d50,8mm L292mm With Striker 50N
High Voltage Back-up fuse for motor Limitor® 7.2kVAC IEC 63A d50,8mm L292mm With Striker 50N

L078164

High Voltage Back-up fuse for motor Limitor® 7.2kVAC IEC 63A d50,8mm L292mm With Striker 50N
High Voltage Back-up fuse for motor Limitor® 7.2kVAC IEC 80A d50,8mm L292mm With Striker 50N

M078165

High Voltage Back-up fuse for motor Limitor® 7.2kVAC IEC 80A d50,8mm L292mm With Striker 50N
High Voltage Back-up fuse for motor Limitor® 7.2kVAC IEC 125A d50,8mm L442mm With Striker 50N

Z085582

High Voltage Back-up fuse for motor Limitor® 7.2kVAC IEC 125A d50,8mm L442mm With Striker 50N

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.