Mersen A70P500-4 - High Speed Fuse Amp-Trap® A70P 700VAC 650VDC 500A Bolted Blade
Mersen

A70P500-4

Alternate Item Number: A70P500-4

UPC: 782001947385


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Overview

The Mersen A70P500-4 Amp-Trap® Form 101 is a high-speed fuse designed for critical protection in AC and DC drive systems, UPS units, and reduced voltage motor starters. This fuse offers superior reliability with a low I²t rating, minimizing damage to protected components during short circuits. It operates at 700VAC and 650VDC, with an interrupting rating of 100kA AC and 100kA DC. The A70P series is known for its current-limiting capabilities and controlled arc voltage, which reduces stress on circuit components. This specific model, SKU A70P500-4, is rated for 500 Amperes and features bolted blades for secure mounting. It is a popular replacement fuse, available in a wide range of current ratings to suit various applications. Approvals include UL recognized component (UL File E60314). The A70P fuses are designed for applications where lower I²t and enhanced reliability are paramount, ensuring efficient and safe operation of sensitive electrical equipment. Mersen products are manufactured in the US.
  • High-speed, current-limiting protection
  • Low I²t minimizes component damage
  • Rated for 700VAC and 650VDC
  • 500A continuous current rating
  • Bolted blade mounting type

Specifications

AC Voltage Rating
700 V
Amperage Rating
500 A
Application
Protection of 700V or less DC drives, UPS, inverters, reduced voltage starters, etc.
Brand Name
Mersen
Case
GMG
Case Material
GMG
Connection
Blade
Connection Type
Bolted
Current Rating
500A
DC Voltage Rating
650 V
Mounting
Bolted
Mounting
Bolt
Series
A70P Amp-Trap® Form 101
Size
Bolted Blade
Size
7.09 x 2.38;180.086 x 60.452 in;mm
Size
7.09 x 2.38 in
Size
180.086 x 60.452 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: guide no. JFHR2 (10-1000A) DC: tested to UL standard 198L parameters (10-800A)
Sub Brand
Amp-Trap®
Type
Round Body High-Speed Fuse-Links AC Protection
Voltage Rating
700 V V
Voltage Rating
700 V
Package Dimensions (L x W x H)
7.09 in x 2.38 in x 2.38 in
Package Dimensions (L x W x H)
180.086 mm x 60.452 mm x 60.452 mm
Package Weight (Imperial)
1.250 lb
Package Weight (Metric)
0.567 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.

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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.