Mersen Y1032491 - DIN Fuse base Innozed® Size D02 400VAC 250VDC 63A 1-Pole with touch protection DIN rail acc. EN 60715 mounting E18
Mersen

Y1032491

Alternate Item Number: 04725.000000


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Specification Sheet

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Minimum Qty: 9

Multiplier: 9

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Overview

The Mersen INNOZED® D02 fuse base (SKU: Y1032491) is a high-integrity, single-pole DIN rail-mounted fuse holder designed for D0 fuse-links (sizes D01 and D02) in residential, commercial, and industrial distribution boards. Rated for 63A at 400V AC and 250V DC, this fuse base meets IEC standards and is engineered for fast, tool-free installation on EN 60715-compliant DIN rails. Its integrated touch protection cover eliminates electrocution risk during fuse replacement, ensuring operator safety in built-in configurations. The double-function clamp design accepts wire cross-sections from 1.5mm² to 35mm², with the lower terminal area optimized for visual wire termination inspection and easier insertion. The dual-compartment clamp allows secure connection of two wires—either different cross-sections (4mm² to 35mm²) or two identical wires up to 16mm²—eliminating the need for additional terminals. Compatible with comb-type busbars, the INNOZED® D02 enables clean, organized wiring while supporting flexible connection configurations. Ideal for panel builders and system integrators, this fuse base reduces installation time, enhances safety, and maintains compliance with low-voltage distribution standards. The compact 80.8g design and 9-unit packaging make it efficient for bulk procurement and inventory management.
  • Rated 63A at 400V AC / 250V DC, IEC compliant
  • Single-pole DIN rail mount (EN 60715) with touch protection cover
  • Double-function clamp accepts 1.5–35mm² wires (2x up to 16mm²)
  • Integrated comb-type busbar support for organized wiring
  • Compact 80.8g design, 9 units per package

Specifications

AC Voltage Rating
400 V
Amperage Rating
63 A
Application
Distribution boards for residential use panel boards for industrial use
Brand Name
Mersen
DC Voltage Rating
250 V
Material
Plastic
Mounting
DIN rail acc. EN 60715
Mounting
DIN Rail
Number Of Poles
1
Size
2.4 x 1.06 x 2.68;61 x 27 x 68.07 in;mm
Special Features
Single pole and triple pole design Snap on fixing for DIN-rails 35mm Multi termination of 2 conductors (35mm² + 16mm²) or comb bus bar and cable possible Frame clamp 1.5–35 mm² fine stranded for direct clamping or with wire end sleeve, M = 3.0 – 4.0 Nm Space saving fuse base High safety during installation, operation and maintenance Extensive touch protection due to integrated cover Double function clamp up to 35mm² Large termination area and good termination conditions for outgoing feeders Installation in 45mm standard cut out Materials used are synthetic, free of silicon and halogen
Standard
IEC/EN 60269-3 VDE 0636-3
Sub Brand
Innozed®
Type
IEC D0 & D Fuse Bases
Package Dimensions (L x W x H)
2.4 in x 1.06 in x 2.68 in
Package Dimensions (L x W x H)
61 mm x 27 mm x 68.07 mm
Package Weight (Imperial)
0.178 lb
Package Weight (Metric)
0.081 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.