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Mersen L1064588 - Fuse-base for gPV Photovoltaic fuse-links Size NH, 3L 600A 1-Pole open design
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Mersen L1064588 Fuse-base for gPV Photovoltaic fuse-links Size NH, 3L 600A 1-Pole open design

Alternate Item Number: HP15FHNH3LA


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Specification Sheet

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Overview

The Mersen L1064588 is a single-pole fuse-base designed for gPV photovoltaic fuse-links, specifically for NH Size 3L. This open-design unit is rated for 600 Amperes and operates at up to 1500 Volts DC, adhering to IEC 60269 and UL4248 standards. It features polyamide insulating bases, silver-plated contacts, and high-pressure springs for reliable performance in demanding solar applications. The fuse-base is engineered for screw mounting and accommodates cable lugs ranging from 25 to 300 mm². It utilizes M10 terminals with a specified terminal screw torque of 32 Nm. The product offers a power acceptance of 100 Watts and an interrupting rating of 6 kV. Its open design facilitates straightforward access for fuse-link replacement, suitable for fuse-links with plain blade contacts. This fuse-base is compatible with NH2XL and NH3L fuse-links and is part of Mersen's HelioProtection® range, making it suitable for direct installation in combiner boxes and inverter DC protection systems. SKU: L1064588.
  • Designed for gPV photovoltaic fuse-links, NH Size 3L
  • Rated for 600 Amperes and 1500 Volts DC
  • Open design with silver-plated contacts and high-pressure springs
  • Accommodates 25-300 mm² cable lugs with M10 terminals
  • Compliant with IEC 60269 and UL4248 standards

Specifications

Amperage Rating
600 A
Application
All photovoltaic applications up to 1500Vdc Inverter DC protection Combiner box applications
Brand Name
Mersen
Connection Type
Screw Connection
Connection Type
Screw connections
Current Rating
600 A
Material
RoHS compliant materials
Mounting
Screw
Mounting Type
Open Design
Mounting Type
Direct Mounting
Number of Poles
1
Poles
1-pole
Series
NH GPV
Size
NH2XL-3L
Size
NH Size 3L
Size
4.09 x 2.36 x 12.01 in
Size
104 x 60 x 305 mm
Special Features
Polyamide insulating bases Silver-plated contacts High pressure springs Screw mounting Cover for fuse-base with touch protection
Standard
IEC 60269 UL listed 4248/19 REACH and RoHS compliant
Type
Fuse Bases for Photovoltaic NH Fuses
Voltage Rating
1000 Vdc
Voltage Rating
1500VDC
Package Dimensions (L x W x H)
4.09 in x 2.36 in x 12.01 in
Package Dimensions (L x W x H)
104 mm x 60 mm x 305 mm
Package Weight (Imperial)
1.720 lb
Package Weight (Metric)
0.780 kg
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Frequently Asked Questions

What fuse-links are compatible with the L1064588?

The L1064588 is compatible with NH2XL and NH3L gPV fuse-links.

What is the maximum operating voltage for this fuse-base?

The fuse-base is designed for 1500VDC operation.

What cable lug sizes can be used with the L1064588?

The fuse-base accommodates cable lugs ranging from 25-300 mm².

What is the terminal screw torque specification?

The terminal screw torque specification is M = 32Nm.

What standards does the L1064588 comply with?

The fuse-base complies with IEC 60269 and UL4248 standards.

What is the power acceptance of the L1064588?

The fuse-base offers a power acceptance of 100W.

What is the interrupting rating of the L1064588?

The interrupting rating of the fuse-base is 6 kV.

Is the L1064588 suitable for combiner box applications?

Yes, the L1064588 is designed for combiner box applications in photovoltaic systems.

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.