Mersen A055F2DSR0-250E - MV E-Rated Fuse 5500VAC 250A Series: DSR0 Striker
Mersen

A055F2DSR0-250E

Alternate Item Number: A055F2DSR0-250E

UPC: 782001802622

Contact for Pricing

Overview

The Mersen A055F2DSR0-250E stands as a testament to Mersen's commitment to delivering superior industrial solutions. Engineered for the most demanding operational environments, this high-performance component is designed to provide unwavering reliability and exceptional durability. Its robust construction is a direct result of meticulous precision engineering, ensuring that it can withstand the rigors of continuous use in harsh industrial settings. This makes the A055F2DSR0-250E an indispensable asset for industries where consistent and efficient operation is not just a preference, but a critical necessity. Industries such as manufacturing, power generation, chemical processing, and heavy machinery rely on components that can perform under extreme conditions. The Mersen A055F2DSR0-250E is built to meet these stringent requirements. Its design prioritizes longevity and optimal performance, minimizing downtime and maximizing productivity. When selecting components for critical systems, engineers and procurement specialists look for products that offer a clear return on investment through reduced maintenance, extended service life, and consistent operational integrity. The A055F2DSR0-250E embodies these qualities, offering peace of mind and operational excellence. Mersen has established itself as a global leader in electrical protection and power management, and the A055F2DSR0-250E is a prime example of their expertise. Their reputation is built on a foundation of innovation, quality, and a deep understanding of industrial needs. This component benefits from Mersen's extensive research and development, ensuring it incorporates the latest advancements in material science and manufacturing techniques. Whether integrated into new systems or used as a replacement for existing parts, the A055F2DSR0-250E is designed for seamless integration and immediate impact on operational efficiency. Key benefits and features of the Mersen A055F2DSR0-250E include: * **Uncompromising Reliability:** Engineered to perform consistently, even under severe operational stress. * **Exceptional Durability:** Constructed with high-grade materials for extended service life in challenging environments. * **Precision Engineering:** Ensures optimal fit, function, and performance within complex industrial systems. * **High-Performance Design:** Meets the rigorous demands of advanced industrial applications. * **Mersen Quality Assurance:** Backed by a globally recognized leader in industrial components, guaranteeing adherence to the highest standards. Choosing the Mersen A055F2DSR0-250E means investing in a component that is built to last and designed to excel. Its application spans across various critical industrial sectors, contributing to the smooth and efficient functioning of essential operations. Trust Mersen to provide the robust and reliable solutions your industry demands.
  • High-performance industrial component for demanding applications
  • Engineered for exceptional reliability and durability
  • Robust construction for harsh environments
  • Precision engineering ensures optimal and consistent operation
  • Trusted Mersen quality and leadership in industrial solutions

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

GPM-SRR90

Fuse Block 600VAC 600VDC Class CC 30A 1/4in Quick Connect / Solder 90 angle screw Knob Panel Mount
Fuse Holder UltraSafe™ 800VAC 1000VDC UL Fuse size 14x51 1-Pole Visual Indicator Microswitch Pressure Plate IP20

C331156

Fuse Holder UltraSafe™ 800VAC 1000VDC UL Fuse size 14x51 1-Pole Visual Indicator Microswitch Pressure Plate IP20
Fuse Block 1500VAC 1500VDC 400A 1-Pole Stud M8

1SCM8

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

E1062696

Fuse Holder Modulostar® Size 10x38 IEC 690VAC 690VDC 3-Pole IP20
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

9F61BWW460

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.