Mersen A60X250-4TA - High Speed Fuse Amp-Trap® A60X 600VAC 250A Bolted Blade TA Indicator
Mersen

A60X250-4TA

Alternate Item Number: A60X250-4TA

UPC: 782001140700


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Overview

The Mersen A60X250-4TA is a high-speed Amp-Trap® Form 101 fuse designed for robust protection of heavy-duty electrical equipment. Rated for 600VAC and 250A, this fuse features a bolted blade mounting type and a TA (Trigger Actuator) indicator for blown fuse signaling. Its current-limiting capabilities and low I²t minimize damage to protected components during short circuits, while controlled arc voltage reduces stress on circuit elements. This fuse is particularly well-suited for higher voltage heavy rectifiers, such as traction rectifiers, and can accommodate the sustained overloads common in such apparatus. The A60X series offers a choice of mounting types to facilitate equipment design. With a 200kA interrupting rating, it provides reliable protection for mains, feeders, circuit breakers, load centers, panelboards, switchboards, and metering centers. Approvals include UL recognized component (UL file E60314). Manufactured in the US, the A60X250-4TA ensures dependable performance in demanding applications.
  • 600VAC, 250A rating for heavy-duty applications
  • Amp-Trap® Form 101 high speed fuse technology
  • Bolted blade mounting type
  • TA (Trigger Actuator) indicator for blown fuse status
  • Low I²t and controlled arc voltage for component protection
  • Suitable for traction rectifiers and heavy-duty apparatus
  • 200kA interrupting rating
  • UL recognized component

Specifications

AC Voltage Rating
600 V
Amperage Rating
250 A
Application
Protection of heavy traction and electrochemical as well as rectifiers and other heavy-duty equipment
Brand Name
Mersen
Case
GMG
Connection
Blade
Mounting
Bolted
Size
5.13 x 1.5 in
Size
130.302 x 38.1 mm
Special Features
Low I2t minimizes damage to protected components on short circuit Controlled arc voltage reduces stress to circuit components during fuse clearing Choice of mounting types helps in equipment design
Standard
UL recognized component UL file E60314 AC: UL guide no. JFHR2 (35-800A)
Sub Brand
Amp-Trap®
Type
Round Body High-Speed Fuse-Links AC Protection
Type Of Indicators
TA Indicator
Voltage Rating
600 V
Package Dimensions (L x W x H)
5.13 in x 1.5 in x 1.5 in
Package Dimensions (L x W x H)
130.302 mm x 38.1 mm x 38.1 mm
Package Weight (Imperial)
0.850 lb
Package Weight (Metric)
0.386 kg

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.