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Mersen A70P700-4 - High Speed Fuse Amp-Trap® A70P 700VAC 650VDC 700A Bolted Blade
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Mersen A70P700-4 High Speed Fuse Amp-Trap® A70P 700VAC 650VDC 700A Bolted Blade

Alternate Item Number: A70P700-4

UPC: 782001947422


Documents & Media
Technical DrawingLine DrawingSpecification Sheet

Contact for Pricing

Call +1 (262) 252-1600 (toll-free 877-268-3700) or email [email protected] for pricing and availability.

Overview

The Mersen A70P700-4 Amp-Trap® Form 101 high speed fuse (SKU: A70P700-4) provides critical protection for high-voltage AC and DC systems. Rated at 700A with 700VAC/650VDC voltage capability, this bolted blade fuse is designed for applications requiring fast-acting, current-limiting performance. With a 100kA interrupting rating (AC/DC) and 10ms let-through time, the A70P series minimizes damage to protected components during short circuits by reducing I²t values and controlling arc voltage. Ideal for DC drives, UPS systems, inverters, and reduced voltage motor starters, the A70P700-4 offers low I²t characteristics essential for safeguarding sensitive electronics in industrial environments. The Form 101 design ensures compatibility with standard mounting configurations, while indicator options provide visual status feedback where required.
  • 700A current rating with 700VAC/650VDC voltage capability
  • 100kA interrupting rating (AC and DC) for high fault current protection
  • 10ms let-through time minimizes component damage during short circuits
  • Low I²t characteristic reduces thermal stress on protected equipment
  • Bolted blade connection for secure, high-current installations

Specifications

AC Voltage Rating
700 V
Amperage Rating
700 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 Blade
Current Rating
700A
DC Voltage Rating
650 V
Mounting
Bolt
Mounting
Bolted
Mounting Type
Bolted Blade
Series
A70P
Size
6.81 x 2.88 in
Size
172.974 x 73.152 mm
Size
6.81 x 2.88;172.974 x 73.152 in;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)
6.81 in x 2.88 in x 2.88 in
Package Dimensions (L x W x H)
172.974 mm x 73.152 mm x 73.152 mm
Package Weight (Imperial)
2.250 lb
Package Weight (Metric)
1.021 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.

Frequently Asked Questions

What does the 'TI' or 'TA' in the catalog number signify?

The 'TI' indicates an integral blown-fuse indicator, and 'TA' indicates a trigger actuator.

What voltage and current ratings are available for A70P fuses?

A70P fuses are rated for 700VAC and 650VDC. Amperage ratings range from 10 to 1000A for AC and 10 to 800A for DC.

Are A70P fuses UL recognized?

Yes, A70P fuses are UL recognized components. They are listed under guide no. JFHR2 for AC and tested to UL standard 198L for DC.

Can I get custom ampere ratings or styles not listed?

For ampere ratings and styles not listed, you should call Technical Services at 978-465-4853.

What are the primary applications for A70P high-speed fuses?

A70P fuses are used for higher voltage AC and DC drives, UPS systems, and reduced voltage motor starters.

What are the benefits of using A70P fuses?

A70P fuses offer low I2t to minimize damage, controlled arc voltage, and a choice of mounting types for equipment design.

What is the interrupting rating (I.R.) for A70P fuses?

The interrupting rating for A70P fuses is 100kA for both AC and DC applications.

What is the purpose of the low I2t feature in A70P fuses?

The low I2t feature minimizes damage to protected components during a short circuit.

What are the dimensions for A70P fuses rated 700-800A?

For A70P700 to 800A fuses, the dimensions are approximately 6.81 inches in length and 2.88 inches in diameter.

What are the dimensions for A70P fuses rated 900-1000A?

For A70P900 to 1000A fuses, the dimensions are approximately 7.59 inches in length and 3.50 inches in diameter.

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.