Mersen A055F2DSR0-300E - MV E-Rated Fuse 5500VAC 300A Series: DSR0 Striker
Mersen

A055F2DSR0-300E

Alternate Item Number: A055F2DSR0-300E

UPC: 782001802639

Contact for Pricing

Overview

The **Mersen A055F2DSR0-300E** is a premium-grade industrial component engineered to excel in the most demanding applications across manufacturing, energy, and automation sectors. Designed for resilience, this product combines Mersen’s decades of expertise in industrial solutions with rigorous quality standards to deliver unmatched reliability in harsh operating conditions. Whether deployed in high-temperature environments, corrosive atmospheres, or high-vibration settings, the A055F2DSR0-300E ensures consistent performance, minimizing unplanned downtime and maximizing operational efficiency. **Key Features and Technical Advantages:** - **Superior Material Construction:** Built with high-grade alloys and reinforced composites, the A055F2DSR0-300E withstands extreme thermal, mechanical, and chemical stress, ensuring longevity even in the most punishing industrial settings. - **Optimized Thermal Management:** Engineered with advanced heat dissipation properties, this component maintains stable performance under continuous high-load conditions, reducing the risk of thermal degradation and failure. - **Precision Engineering for High-Tolerance Applications:** The A055F2DSR0-300E is manufactured to tight tolerances, ensuring seamless integration into complex systems where dimensional accuracy is critical for system integrity and performance. - **Corrosion and Wear Resistance:** Coated with proprietary protective treatments, this component resists oxidation, chemical exposure, and abrasive wear, extending service life and reducing maintenance costs. - **Modular Design for Versatile Deployment:** Its adaptable architecture allows for easy integration into existing systems, supporting both retrofitting and new installations across a wide range of industrial platforms. **Industry Applications and Use Cases:** The A055F2DSR0-300E is a cornerstone component in industries where reliability and durability are non-negotiable. In **manufacturing**, it serves as a critical link in conveyor systems, robotic arms, and automated assembly lines, where consistent operation is essential to maintain throughput and product quality. Within the **energy sector**, including power generation and renewable energy infrastructure, this component plays a vital role in control panels, switchgear, and distribution systems, ensuring stable electrical performance even under fluctuating load conditions. In **industrial automation**, the A055F2DSR0-300E is frequently specified for motion control systems, sensors, and actuator assemblies, where precision and repeatability are paramount. Its robust design also makes it ideal for use in **chemical processing plants**, **oil and gas facilities**, and **mining operations**, where exposure to harsh chemicals, dust, and mechanical shock is commonplace. Professionals in these sectors rely on Mersen components like the A055F2DSR0-300E to reduce maintenance cycles, improve system uptime, and enhance overall operational safety. **Installation, Maintenance, and Industry Trust:** Mersen components are trusted by engineers and procurement specialists worldwide for their proven track record in critical applications. The A055F2DSR0-300E is designed for straightforward installation, with standardized mounting configurations and compatibility with industry-standard interfaces. While maintenance requirements are minimal due to its durable construction, routine inspections are recommended to monitor wear and ensure optimal performance over time. Mersen’s reputation as a leader in industrial electrical and thermal solutions is built on over a century of innovation and customer-centric engineering. With a global presence and a commitment to sustainability, Mersen supports industries in achieving higher efficiency, lower energy consumption, and reduced environmental impact. By choosing the A055F2DSR0-300E, businesses invest in a component that not only meets today’s demands but is also future-ready for evolving industrial challenges. **Why Specify the Mersen A055F2DSR0-300E?** - **Proven Reliability:** Backed by Mersen’s rigorous testing protocols and field-proven performance in real-world conditions. - **Reduced Total Cost of Ownership:** Long service life and low maintenance requirements translate to significant cost savings over the product lifecycle. - **Global Support and Compliance:** Mersen components comply with international standards, including ISO, IEC, and UL certifications, ensuring seamless integration into regulated markets. - **Sustainable Manufacturing:** Mersen prioritizes eco-friendly materials and processes, aligning with modern industrial sustainability goals. For engineers, procurement managers, and maintenance teams seeking a high-performance industrial component that delivers on durability, precision, and reliability, the **Mersen A055F2DSR0-300E** stands as a benchmark solution. Trust Mersen to power your most critical applications with confidence.
  • High-grade alloys for extreme thermal and mechanical stress resistance
  • Advanced heat dissipation for stable performance under high loads
  • Corrosion and wear-resistant coatings for extended service life
  • Modular design for seamless integration into complex systems
  • Compliant with international standards for global deployment

Specifications

Type
General Purpose Ferrule Mount Fuses for Transformer Protection
Package Dimensions (L x W x H)
21 IN x 8.5 IN x 4 IN
Package Dimensions (L x W x H)
533.4 mm x 215.9 mm x 101.6 mm
Package Weight (Imperial)
21.160 L
Package Weight (Metric)
9.598 kg
Fuse Block 600VAC 600VDC Class CC 30A 1/4in Quick Connect / Solder 90 angle screw Knob Panel Mount

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Fuse Block 600VAC 600VDC Class CC 30A 1/4in Quick Connect / Solder 90 angle screw Knob Panel Mount
Fuse Holder Modulostar® Size 10x38 IEC 690VAC 690VDC 3-Pole IP20

E1062696

Fuse Holder Modulostar® Size 10x38 IEC 690VAC 690VDC 3-Pole IP20
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Fuse Block 1500VAC 1500VDC 400A 1-Pole Stud M8

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9F61 Size B Clips 1.6in

9F61BWW460

9F61 Size B Clips 1.6in
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 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.