Mersen G1000253 - High Voltage DIN Back-up fuse for Transformer Limitor® VDE T402 24kVAC IEC 10A d56mm, L442mm With Striker 80N
Mersen

G1000253

Alternate Item Number: 45DB240V10PD

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Overview

The Mersen G1000253 is a High Voltage DIN Back-up fuse, specifically designed for reliable protection in high-voltage switchgear, controlgear, and transformer protection systems. This Limitor®-PD fuse adheres to IEC 60282-1 and VDE 0670 T402 standards, ensuring robust performance. It is engineered to safeguard transformers against the destructive impacts of short-circuit currents. Key specifications include an operating voltage of 24kVAC and a current rating of 10A. The fuse has a diameter of 56mm and a length of 442mm. An integrated striker mechanism is included, providing an 80N force to signal fuse operation. Mersen utilizes premium materials for dependable performance and longevity in demanding electrical applications. The fuse element is constructed from pure silver, the caps are made of silver-coated copper, and the body is ceramic. The VDE 0670 T402 standard covers fuse ratings from 6.3A to 160A. For alternative ratings, consult the Limitor®-P HV fuses range. SKU: G1000253. Country of Origin: US. UNSPSC Code: 39121626.
  • High Voltage DIN Back-up fuse for transformer protection
  • 24kVAC operating voltage and 10A current rating
  • Conforms to IEC 60282-1 and VDE 0670 T402 standards
  • Features an 80N striker mechanism for operation indication
  • Constructed with pure silver element, silver-coated copper caps, and ceramic body

Specifications

AC Voltage Rating
24 kV
Amperage Rating
10 A
Application
HV Transformer protection
Body Material
Ceramic
Brand Name
Mersen
Connection
Cylindrical
Connection Material
Silver-Plated Copper
Current Rating
10 A
Interrupt Rating
65 kA
Material
Pure silver fuse elements, silver-coated copper caps, ceramic body
Mounting
Clip
Mounting Type
DIN
Series
Limitor®-PD
Size
20 x 2.2 in
Size
508 x 56 mm
Size
d56mm, L442mm
Special Features
High breaking capacity High current limitation Low switching voltage Quick breaking medium striker 80N/30mm Energy efficency New cap design for a better compatibility with all types of clips and easier assembly Coordination with IEC 60787, IEC 62271-105, IEC/TR 62655 Indoor and outdoor applications
Standard
IEC 60282-1 VDE 0670 part 4 VDE 0670 part 402 DIN 43625
Sub Brand
Limitor®
Type
DIN HV Back-up Fuses for Transformers
Type Of Indicators
Striker
Voltage Rating
24 kVAC
Package Dimensions (L x W x H)
20 in x 2.2 in x 2.2 in
Package Dimensions (L x W x H)
508 mm x 56 mm x 56 mm
Package Weight (Imperial)
5.291 lb
Package Weight (Metric)
2.400 kg
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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.