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Overview
- UL 1449 5th Edition compliant, Open Type 1 SPD listed (File E210793)
- 1000V PV system compatibility with no additional overcurrent protection required
- 50kA surge current rating (Imax), 200kA short-circuit current rating (SCCR)
- DIN-rail mountable with reversible chassis for top/bottom cable entry
- Visual (green/red) and optional remote (Form C dry contacts) status indicators
- IP20 finger-safe design, UL94 V0 flammability rating, -40°C to +85°C operating range
- Replaceable modules with mechanical coding for error-free maintenance
- 5-year warranty; compliant with ANSI/IEEE C62.41.1/2/45 and RoHS
Specifications
Application | AC/DC distribution Power supplies Industrial automation Telecommunications Motor controls and starter systems Programmable logic controller (PLC) applications Power transfer equipment HVAC applications AC drives UPS systems Security systems IT / Data centers Medical equipment |
Brand Name | Mersen |
Connection | Box |
Frequency Rating | 50/60 HZ |
Material | PET (Polyethelene Terphthalate) |
Mounting | DIN Rail |
Mounting | DIN-rail |
Operating Temperature, Maximum | 185 F |
Operating Temperature, Maximum | 85 C |
Operating Temperature, Minimum | -40 F |
Operating Temperature, Minimum | -40 C |
Phase | Photovoltaic |
Short Circuit Rating | 10 kA |
Short-Circuit Rating | 10 kA |
Size | 3.58 x 2.1 x 2.7;90.932 x 53.34 x 68.58 in;mm |
Special Features | Easy installation or retrofit Din-rail mountable Fail-safe /self-protected design Remote indicator (optional) with 3 pin NO/NC contact IP20 finger-safe design Visual indicator Small foot print No additional overcurrent protection devices needed |
Special Features | Easy installation or retrofit DIN-rail mountable Fail-safe, self-protected design Remote indicator (optional) Visual indicator IP20 finger-safe design Small footprint No additional overcurrent protection devices required 2-year warranty |
Standard | UL 1449 Third Edition, File No E210793 Type 1 Component Assembly IEC 61643-1 ANSI/IEEE C62.41 CE RoHS compliant |
Standard | ANSI/UL 1449 4th Edition, Type 1 Component Assembly SPD, File E210793 ANSI/IEEE C62.41.1, C62.41.2, C62.45 RoHS Compliant |
Sub Brand | Surge-Trap® |
Type | DIN-RAIL UL CSA TYPE 1 |
Type Of Indicators | Microswitch |
UL SPD Type | Type 1 Component Assembly |
Voltage Rating | 1000 VAC |
Package Dimensions (L x W x H) | 4.88 IN x 2.88 IN x 2.75 IN |
Package Dimensions (L x W x H) | 12.3952 cm x 7.3152 cm x 6.985 cm |
Package Weight (Imperial) | 0.893 L |
Package Weight (Metric) | 0.405 kg |
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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.