Mersen CP250C3-HS - Fuse CP 600VAC 250 MCM Heat Shrink Blade To Cable Amp-Trap®
Mersen

CP250C3-HS

Alternate Item Number: CP250C3-HS

UPC: 782001234393


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Overview

The Mersen CP250C3-HS is a special purpose current-limiting fuse designed for rapid fault clearing and isolation in service entrance and distribution runs. This Amp-Trap® cable protector is engineered for 600VAC applications and features a high interrupting rating of 200,000A, ensuring robust protection against damaging short circuits. It is specifically designed for 250 MCM copper cable and includes heat-shrinkable (HS) tubing for field installation, providing enhanced insulation and protection. The CP250C3-HS is rated to carry low cable overloads that are typically handled by standard protective devices, offering a balance of fault protection and operational continuity. Its fiberglass body ensures dimensional stability, even in challenging environments. Catalog number CP250C3-HS is stamped directly onto the terminal for permanent identification. This Mersen cable protector is UL listed to File E305297, meeting stringent safety and performance standards. It is an essential component for increasing the reliability and safety of electrical distribution systems.
  • Special purpose current-limiting fuse for fault isolation
  • Rated for 600VAC with a 200,000A interrupting rating
  • Designed for 250 MCM copper cable
  • Includes heat-shrinkable tubing for field installation
  • UL listed to File E305297 for assured performance

Specifications

AC Voltage Rating
600 V
Application
Service entrance and distribution runs
Body Material
GMG
Brand Name
Mersen
Connection
Blade To Cable
Connection Material
Tin-Plated Copper And Tin-Plated Brass
Connection Type
Crimped or Bolted
Current Rating
250 A
Interrupt Rating
200 kA
Mounting
Crimp and Bolted
Mounting
Bolted;Crimp
Series
Amp-Trap®
Size
250 MCM
Size
9 x 1.44 in
Size
228.6 x 36.576 mm
Special Features
Fiberglass bodies for dimensional stability in harsh environments Catalog number stamped into terminal for permanent identification Crimp terminals for aluminum cable include oxide inhibitor Molded rubber boots or heat shrinkable tubing available for insulation and protection Current limiting device Permitted by National Electrical Code®
Standard
UL listed to File E305297
Sub Brand
Amp-Trap®
Type
Cable Protector
Voltage Rating
600 VAC
Package Dimensions (L x W x H)
9 in x 1.44 in x 1.44 in
Package Dimensions (L x W x H)
228.6 mm x 36.576 mm x 36.576 mm
Package Weight (Imperial)
1.340 lb
Package Weight (Metric)
0.608 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.