Mersen S085622 High Voltage Back-up fuse for motor Limitor® 7.2kVAC IEC 315A d88mm, L442mm With Striker…
Alternate Item Number: 45ASD72V315P-3
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Overview
- Rated voltage: 7200 VAC, rated current: 315A
- High breaking capacity with low power losses (60W at 0.7xIn)
- Pure silver fuse elements and silver-plated brass caps for durability
- Melamine fiberglass body with Ø88mm x L442mm dimensions
- 50N striker with 30mm travel for trip indication
- IEC 60644 Compliant: Coefficient K = 0.51
- High Breaking Capacity: Minimum breaking current (I3) of 1900A
- Operating I²t: 2000 kA²s at rated voltage
Specifications
AC Voltage Rating | 7.2 kV |
Amperage Rating | 315 A |
Application | HV motor protection HV motor pump protection For indoor use Operating temperature -25°C to +40°C |
Body Material | Melamine fiber glass |
Brand Name | Mersen |
Connection | Cylindrical |
Connection Material | Silver-Plated Brass |
Current Rating | 315A |
Interrupt Rating | 50 kA |
Material | Pure silver, silver-plated brass, melamine fiber glass |
Mounting | Clip |
Series | Limitor® |
Size | d88mm, L442mm |
Size | 20 x 3.46 in |
Size | 508 x 88 mm |
Special Features | High speed switching Voltage drive Low inductance module structure Energy efficency Back-up fuse-links High breaking capacity High current limitation Low power losses Striker 50N / 30mm |
Standard | IEC 60282-1 IEC 60644 DIN 43625 |
Sub Brand | Limitor® |
Type | DIN HV Back-up Fuses for Motors |
Type Of Indicators | Striker |
Voltage Rating | 7.2kVAC |
Package Dimensions (L x W x H) | 20 in x 3.46 in x 3.46 in |
Package Dimensions (L x W x H) | 508 mm x 88 mm x 88 mm |
Package Weight (Imperial) | 13.448 lb |
Package Weight (Metric) | 6.100 kg |
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Frequently Asked Questions
What is the minimum breaking current of the S085622?
The minimum breaking current (I3) is 1900A as specified in the datasheet.
What is the power dissipation at 0.7xIn?
The power dissipation is 60W at 0.7 times the rated current.
What standards does the S085622 comply with?
The fuse complies with IEC 60282-1 and DIN 43625 standards.
What is the operating temperature range?
The fuse operates reliably in temperatures from -25°C to +40°C.
What is the coefficient K for the S085622?
The coefficient K, as defined in IEC 60644, is 0.51.
What is the striker force and travel distance?
The striker provides 50N force with a 30mm travel distance.
Is the S085622 suitable for indoor use only?
Yes, the fuse is designed for indoor use as specified in the datasheet.
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.