Mersen MEV70A225-4 EVpack Fuse 700VDC UL 225A Max. Rated Breaking Capacity DC: 20 kA @ 700 V L/R ≤ 1 ms…
Alternate Item Number: MEV70A225-4
UPC: 782001482268
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Overview
- 700VDC maximum operating voltage with 20kA interrupting rating (L/R ≤ 1ms)
- 225A current rating with minimum breaking capacity (MBC) < 3kA for DC contactor compatibility
- Ultra-compact design for efficient battery pack integration
- High cycling performance and low watt losses for energy efficiency
- Tested to JASO D622 standards for power cycling and vibration durability
Specifications
Amperage Rating | 225 A |
Application | Electrical Energy Storage Battery pack protection Battery charger Supercapacitor pack protection Backup protection for DC relay / disconnector / switch Maintenance Safety Disconnect (MSD) |
Brand Name | Mersen |
Connection | Bolted |
Connection Type | Bolted |
Current Rating | 225 A |
DC Voltage Rating | 700 V |
Mounting | Bolted |
Series | EVpack-fuse |
Size | 4.33 x 1.5 in |
Size | 110 x 38.1 mm |
Special Features | Design for DC applications Low watt losses High cycling performance Ultra compact size Current Ratings (In): 35 to 600A Interrupting Rating (IR): 20kA @ 700VDC, L/R =1ms High inrush current capability |
Standard | Power Cycling & Vibration JASO D622 |
Type | Battery Pack Fuses |
Voltage Rating | 700 V |
Package Dimensions (L x W x H) | 4.33 in x 1.5 in x 1.5 in |
Package Dimensions (L x W x H) | 110 mm x 38.1 mm x 38.1 mm |
Package Weight (Imperial) | 0.573 lb |
Package Weight (Metric) | 0.260 kg |
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Frequently Asked Questions
What is the maximum operating voltage for this fuse?
The MEV70A225-4 operates at a maximum voltage of 700VDC.
What is the interrupting rating of this fuse?
The fuse has a 20kA interrupting rating at 700VDC with an L/R ratio of ≤ 1ms.
What current ratings are available in the MEV70 series?
The MEV70 series supports current ratings from 35A to 600A.
What applications is this fuse suitable for?
It is designed for battery pack protection, EV/HEV systems, BESS, and auxiliary applications like air conditioning.
What is the minimum breaking capacity (MBC) of this fuse?
The minimum breaking capacity is below 3kA, ensuring compatibility with DC contactors.
What standards does this fuse comply with?
The fuse is tested to JASO D622 standards for power cycling and vibration durability.
Does this fuse support high inrush currents?
Yes, the MEV70 series is engineered to withstand high inrush currents for auxiliary applications.
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.