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Mersen K1062724 - Fuse Holder IEC+UL/CSA Size 10x38 1000VDC IEC 1000VDC UL 1-Pole DIN Rail mounting
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Mersen K1062724 Fuse Holder IEC+UL/CSA Size 10x38 1000VDC IEC 1000VDC UL 1-Pole DIN Rail mounting

Alternate Item Number: CUS101HEL


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Specification Sheet

Contact for Pricing

Minimum Qty: 12

Multiplier: 12

*Contact for lower quantities*

Call +1 (262) 252-1600 (toll-free 877-268-3700) or email [email protected] for pricing and availability.

Overview

The Mersen K1062724 is a single-pole fuse holder designed for 10x38mm cylindrical fuse links, specifically for photovoltaic (PV) applications. It is rated for 1000VDC according to IEC standards and 1000VDC according to UL standards. This fuse holder features DIN rail mounting for easy installation on EN 60715 rails. The conventional free air thermal current with fuse links (Ith) is 32A. The maximum power dissipation of fuse links (Pn) is 3W, with a maximum power dissipation of 4W for the fuse link and holder combined. The power dissipation of the fuse holder itself is 0.4W. The rated insulation voltage (Ui) is 1000V. Operating temperature ranges from -40°C to 70°C with carrier operation, and -50°C to 90°C without carrier operation. Storage temperature is -40°C to 70°C. The maximum tightening torque is 2Nm (17.7 lbs.-in). Mersen recommends using this fuse holder with Mersen HP6M and HP10M fuse-links for optimal performance and safety in solar installations. Its modular design offers compact space-saving installation, IP20 degree of protection, and finger-safe operation. The fuse holder is sealable in both closed and open positions and can be locked without accessories. It is constructed from flame-retardant thermoplastic material with a glow wire flammability index to 960°C, meeting UL94V2 standards.
  • Designed for 10x38mm cylindrical fuse links (gPV fuses)
  • Rated for 1000VDC (IEC and UL standards)
  • Single-pole configuration
  • DIN rail mounting (EN 60715)
  • Conventional free air thermal current (Ith) of 32A

Specifications

Amperage Rating
32 A
Application
All photovoltaic applications up to 1000V Combiner box applications PV string/array level protection Inverters
Brand Name
Mersen
Current Rating
32A
DC Voltage Rating
1000 V
IP Rating
IP20
Material
Thermoplastic
Maximum Operating Temperature
70 C
Minimum Operating Temperature
-40 C
Mounting
DIN rail acc. EN 60715
Mounting Type
DIN Rail
Number of poles
1
Operating Temperature, Maximum
158 F
Operating Temperature, Minimum
-40 F
Poles
1-pole
Series
Modulostar CUS101HEL
Series
K1062724
Size
2.41 x 0.69 x 3.12;61.1 x 17.5 x 79.3 in;mm
Size
10X38mm
Size
Size 10x38
Special Features
Modular design Compact design for space saving DIN rail mounting Degree of protection: IP20 Finger safe Easy access to the fuse Lockable without accessory Sealable in closed & open position Optional visual blown fuse indicator Plastic material UL94V2 mini Flame retardant materials with glow wire flammability index to 960°C Very low power dissipation
Standard
IEC60269-1&2 UL listed UL4248/19 CSA Certified RoHS, Reach compliant
Type
IEC+UL/CSA Fuse Holders
Voltage Rating
1000VDC
Package Dimensions (L x W x H)
2.41 in x 0.69 in x 3.12 in
Package Dimensions (L x W x H)
61.1 mm x 17.5 mm x 79.3 mm
Package Weight (Imperial)
0.099 lb
Package Weight (Metric)
0.045 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.