Mersen A60X800-128A - A60X Amp-trap Form 101 Semiconductor Protection fuses are popular for the protection of higher voltage heavy rectifiers such as traction rectifiers. They can carry long sustained overloads common with heavy duty apparatus. 700A through 2000A sizes are of compact, hockey-puck design, able to provide high power protection in a small space. 600 Volts 800 amps type 128A.
Mersen

A60X800-128A

Alternate Item Number: 782001944520

UPC: 782001944520

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Overview

The Mersen A60X800-128A Amp-trap Form 101 Semiconductor Protection Fuse is a critical component engineered for the robust protection of high-voltage, heavy-duty rectifiers. This fuse is specifically designed to safeguard sensitive semiconductor devices, such as those found in traction rectifiers and other demanding industrial applications. Its primary function is to provide fast-acting overcurrent protection, preventing catastrophic damage to expensive power electronics during fault conditions. Engineered to meet the rigorous demands of heavy-duty apparatus, the A60X800-128A excels at handling long sustained overloads that are common in applications like industrial motor drives, power supplies for heavy machinery, and electric vehicle charging infrastructure. This capability ensures uninterrupted operation and extends the lifespan of protected equipment, minimizing downtime and maintenance costs. A standout feature of the A60X series, including the A60X800-128A, is its compact, hockey-puck design. This space-saving form factor allows for high power protection to be integrated into densely packed electrical enclosures, a crucial consideration in modern industrial control panels and equipment where space is at a premium. Despite its small footprint, this fuse delivers exceptional performance and reliability. Key specifications of the Mersen A60X800-128A include: * **Voltage Rating:** 600 Volts AC * **Current Rating:** 800 Amps * **Series:** Amp-trap Form 101 * **Design:** Compact, hockey-puck style * **Application:** Semiconductor protection for high-voltage heavy-duty rectifiers Manufacturers like Mersen are renowned for their expertise in electrical protection solutions, and the Amp-trap line is a testament to their commitment to quality and innovation. Professionals in industries such as transportation (traction rectifiers), heavy manufacturing, renewable energy, and industrial automation rely on Mersen fuses for their proven performance and durability. The A60X800-128A is an ideal choice for applications requiring reliable protection of SCRs, diodes, and other semiconductor power devices. Its ability to withstand significant fault currents while offering precise protection makes it an indispensable component in ensuring the safety and efficiency of complex electrical systems. When selecting semiconductor protection, engineers and technicians prioritize fuses that offer a high degree of current limitation and a fast response time to minimize the energy let-through during a short circuit, and the A60X800-128A meets these critical requirements.
  • Mersen A60X800-128A Amp-trap Form 101 Semiconductor Protection Fuse
  • Rated for 600 Volts AC and 800 Amps
  • Compact, hockey-puck design for high power density applications
  • Ideal for protecting high-voltage heavy-duty rectifiers, including traction rectifiers
  • Engineered to handle long sustained overloads common in heavy-duty industrial apparatus

Specifications

Amperage Rating
800 A
Application
Protection of heavy traction and electro-chemical as well as rectifiers and other heavy-duty equipment
Brand Name
Ferraz Shawmut
Connection
Hockey Puck
Current Rating
800 A
Mounting
Bolted
Series
Amp-trap Form 101
Size
Hockey-puck
Special Features
Low I 2 t 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
Type
North American Round Style
Voltage Rating
600 VAC
Package Dimensions (L x W x H)
4 IN x 3 IN x 3 IN
Package Dimensions (L x W x H)
10.16 cm x 7.62 cm x 7.62 cm
Package Weight (Imperial)
4.125 L
Package Weight (Metric)
1.871 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.

LCC5

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.
9F61 Size B Clips 1.6in

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9F61 Size B Clips 1.6in

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.