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Mersen E1062719 - Fuse Holder IEC+UL/CSA Modulostar® Size 10x38 800VAC UL 1000VDC UL 1-Pole+N With Visual Indicator IP20 DIN Rail mounting
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Mersen E1062719 Fuse Holder IEC+UL/CSA Modulostar® Size 10x38 800VAC UL 1000VDC UL 1-Pole+N With Visual…

Alternate Item Number: CUS101NI


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Specification Sheet

Contact for Pricing

Minimum Qty: 6

Multiplier: 6

*Contact for lower quantities*

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

Overview

Mersen Modulostar CUS10 fuse holders (SKU: E1062719) are compact, DIN rail-mounted devices designed for 10.3x38.1mm cylindrical fuse-links. These 1-pole + neutral (1+N) fuse holders deliver reliable overcurrent protection in industrial power distribution and control circuits with ratings up to 800VAC and 1000VDC at 32A continuous current. The CUS10 series features a standard visual indicator for immediate blown fuse detection, eliminating the need for manual inspection and reducing system downtime. Available in 1, 2, 3, or 4-pole configurations with or without indicators, these fuse holders support flexible system design. The 1+N variant (CUS101NI) includes a dedicated neutral conductor terminal for balanced load distribution in single-phase applications. Constructed from durable thermoplastic or thermoset materials, the CUS10 series withstands harsh industrial environments while maintaining finger-safe operation per IEC standards. Installation is simplified via standard EN 60715 DIN rail mounting, enabling quick integration into control panels and electrical enclosures. The IP20 ingress protection rating ensures basic protection against solid foreign objects while allowing for ventilation. With a maximum power dissipation of 3W per fuse link and conventional free-air thermal current rating of 32A, these fuse holders are engineered for high-reliability applications including motor control centers, power supplies, and industrial machinery. Pin-tie assembly kits are available for multi-pole field configurations.
  • Compact 10.3x38.1mm footprint for 10x38 cylindrical fuse-links
  • 1-Pole + Neutral (1+N) configuration with dedicated neutral terminal
  • Rated 800VAC/1000VDC, 32A continuous current, 200kA breaking capacity (AC)
  • Standard visual indicator for immediate blown fuse detection
  • DIN rail mounting per EN 60715 for easy panel integration
  • IP20 protection rating with finger-safe operation per IEC standards
  • Available in 1, 2, 3, or 4-pole configurations with or without indicators

Specifications

AC Voltage Rating
800 V
Amperage Rating
32 A
Application
All circuits up to 690V for protection of motors, transformers, low voltage distribution, control circuits, drive protection Non-load operation
Brand Name
Mersen
DC Voltage Rating
1000 V
IP Rating
IP20
Material
thermoplastic or thermoset
Maximum Operating Temperature
70 C
Minimum Operating Temperature
-40 C
Mounting
DIN rail acc. EN 60715
Mounting Type
DIN Rail
Number Of Poles
2
Operating Temperature, Maximum
158 F
Operating Temperature, Minimum
-40 F
Poles
1-Pole+N
Series
Modulostar CUS10
Size
2.41 x 1.38 x 3.12;61.1 x 35 x 79.3 in;mm
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 Multi-pole assembly kit available Plastic material UL94V2 mini Plastic material R22HL2 for railway application Flame retardant materials with glow wire flammability index to 960°C Schock and vibration tested for marine and railway applications
Standard
UL Recognized Component, UL4248, guide IZLT2 CSA Component acceptance C22.2 IEC 60269-2 and IEC 60947-3 RoHS, Reach compliant Marine certificates
Sub Brand
Modulostar®
Type
IEC+UL/CSA Fuse Holders
Voltage Rating
800 VAC / 1000 VDC
Package Dimensions (L x W x H)
2.41 in x 1.38 in x 3.12 in
Package Dimensions (L x W x H)
61.1 mm x 35 mm x 79.3 mm
Package Weight (Imperial)
0.209 lb
Package Weight (Metric)
0.095 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.