Mersen H1014583 - High-Speed Cylindrical Fuse Protistor® Size 10x38 gR 690VAC IEC 32A
Mersen

H1014583

Alternate Item Number: FR10GR69V32


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Specification Sheet

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Overview

The Mersen Protistor® H1014583 is a high-speed cylindrical fuse designed for critical semiconductor protection in demanding industrial and power electronics applications. This 10x38mm fuse operates at a maximum voltage of 690VAC and a rated current of 32A, featuring the gR class for ultra-fast response times. Its low pre-arcing I²t of 154 A²s and clearing I²t of 945 A²s at rated voltage ensure minimal thermal stress and damage to sensitive semiconductor components, such as those found in inverters, UPS systems, and variable speed drives. The fuse provides a rated breaking capacity of 160kA AC, offering robust short-circuit protection even in high-fault current scenarios. With a low power dissipation of 2.8W at 32A, it contributes to improved system efficiency and reduced energy losses. The ferrule-mount design ensures easy installation and compatibility with standard 10x38mm fuse holders, simplifying integration into existing equipment. Certified to IEC 269-4 and UL 248-14 standards, the H1014583 meets global safety and performance requirements for equipment operating up to 700VAC or 500VDC. Its fast-acting, current-limiting performance makes it ideal for protecting discrete semiconductor devices where precision and reliability are critical. The part is identified by SKU H1014583.
  • Mersen Protistor® high-speed cylindrical fuse
  • Size: 10x38mm
  • Rated Voltage: 690VAC
  • Rated Current: 32A
  • Class: gR for semiconductor protection
  • Low pre-arcing I²t: 154 A²s
  • Low clearing I²t: 945 A²s
  • Rated breaking capacity: 160kA AC
  • Low power dissipation: 2.8W at 32A
  • Ferrule mount design

Specifications

AC Voltage Rating
690 V
Amperage Rating
32 A
Application
Protection of small inverters, UPS systems, motor drives and similar 700V or less equipments.
Brand Name
Mersen
Case
Ceramic
Connection
Ferrule
Current Rating
32 A
Mounting
Clip
Series
Protistor®
Size
10x38 mm
Size
1.54 x 0.41 in
Size
39.2 x 10.3 mm
Special Features
International 10x38 mm (1-1/2" x 13/32") for worldwide acceptance gR Class according to IEC 60269-4 and VDE 636-23 Low I²t for improved semiconductor protection Eliminate all overloads Extremely fast acting Current limiting Excellent cycling capability
Standard
UL/CSA Recognized Component IEC 60269-4 Compliance AC: UL Guide No. E76491
Sub Brand
Protistor®
Type
IEC High-Speed Cylindrical Fuse-Links AC Protection
Voltage Rating
690 V
Wattage
5.1 W
Package Dimensions (L x W x H)
1.54 in x 0.41 in x 0.41 in
Package Dimensions (L x W x H)
39.2 mm x 10.3 mm x 10.3 mm
Package Weight (Imperial)
0.018 lb
Package Weight (Metric)
0.008 kg
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POWR-JAW clamps improve the contact between fuse and clip. The unnecessary heat from poor contact due to the loss of spring force in the clips can cause nuisance fuse opening and premature aging of surrounding components. High temperature phenolic resin knob designed for the most severe environments 7 sizes to provide effective coverage. Simple design makes installation easy.

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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.