Mersen 2CL500CF - Fuse 2CL 250VAC 500 MCM Cable To Offset Bus
Mersen

2CL500CF

Alternate Item Number: 2CL500CF

UPC: 782001344719


Documents & Media
Technical DrawingLine Drawing

Contact for Pricing

Overview

The Mersen 2CL500CF is a 250VAC current-limiting fuse limiter designed for 500 kcmil copper cables, providing rapid fault clearing and isolation to enhance service entrance and distribution reliability. This fuse limiter is rated for a significant 200,000A interrupting capacity, ensuring robust protection against high fault currents. It is engineered to handle low overloads effectively when used in conjunction with standard protective devices. The durable fiberglass body ensures dimensional stability, making it suitable for challenging industrial environments. Permanent identification is assured with the catalog number stamped directly onto the unit. The termination type is specifically designed for cable to offset bus connections. This product is part of Mersen’s reliable 2CL series and is exclusively suitable for copper cabling. Manufacturer: Mersen. SKU: 2CL500CF. The 2CL series fuses are known for their fast-acting protection. Specific catalog entries indicate related Mersen fuses with varying amp ratings and interrupting capacities, such as the 9F62KCB500 with a 500A rating and 50kA IR, and the 9F62FCJ250 with a 250A rating and up to 80kA IR. The 2CL500CF is built to Mersen's high standards for electrical safety and performance.
  • 250 VAC voltage rating
  • Designed for 500 kcmil copper cable
  • Cable to Offset Bus connection type
  • Durable fiberglass body for dimensional stability
  • 200kA interrupting capacity for robust protection

Specifications

AC Voltage Rating
250 V
Application
Service entrance and distribution runs
Body Material
GMG
Brand Name
Mersen
Connection
Cable To Offset Bus
Connection Material
Tin-Plated Copper
Connection Type
Cable to Offset Bus
Connection Type
Crimped or Bolted
Interrupt Rating
200 kA
Material
Fiberglass
Mounting
Crimp To Bolt-on
Series
2CL
Size
8.38 x 1.88 in
Size
212.852 x 47.752 mm
Size
500 MCM
Size
500 kcmil
Special Features
Fiberglass bodies for dimensional stability in harsh environments Catalog number stamped into terminal for permanent identification 250VAC Rated Shorter in length, smaller dimensions than standard 600VAC rated cable limiters
Standard
Self Certified
Type
Cable Protector
Voltage Rating
250 VAC
Package Dimensions (L x W x H)
8.38 in x 1.88 in x 1.88 in
Package Dimensions (L x W x H)
212.852 mm x 47.752 mm x 47.752 mm
Package Weight (Imperial)
1.600 lb
Package Weight (Metric)
0.726 kg
Fuse Block 600VAC 600VDC Class CC 30A 1/4in Quick Connect / Solder 90 angle screw Knob Panel Mount

GPM-SRR90

Fuse Block 600VAC 600VDC Class CC 30A 1/4in Quick Connect / Solder 90 angle screw Knob Panel Mount
Fuse Holder UltraSafe™ 800VAC 1000VDC UL Fuse size 14x51 1-Pole Visual Indicator Microswitch Pressure Plate IP20

C331156

Fuse Holder UltraSafe™ 800VAC 1000VDC UL Fuse size 14x51 1-Pole Visual Indicator Microswitch Pressure Plate IP20
Fuse Block 1500VAC 1500VDC 400A 1-Pole Stud M8

1SCM8

Fuse Block 1500VAC 1500VDC 400A 1-Pole Stud M8
Fuse Holder Modulostar® Size 10x38 IEC 690VAC 690VDC 3-Pole IP20

E1062696

Fuse Holder Modulostar® Size 10x38 IEC 690VAC 690VDC 3-Pole IP20
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.

LCC5

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.
9F61 Size B Clips 1.6in

9F61BWW460

9F61 Size B Clips 1.6in

Frequently Asked Questions

What is the voltage rating of the Mersen 2CL500CF fuse?

The Mersen 2CL500CF fuse has a voltage rating of 250 VAC.

What cable size is compatible with the 2CL500CF fuse?

The Mersen 2CL500CF fuse is designed for 500 kcmil copper cables.

What type of connection does the 2CL500CF fuse support?

The Mersen 2CL500CF fuse features a cable to offset bus connection type.

What is the interrupting capacity of the 2CL500CF fuse?

The Mersen 2CL500CF fuse has an interrupting capacity of 200,000A (200kA IR).

What material is the body of the 2CL500CF fuse made from?

The Mersen 2CL500CF fuse features a fiberglass body for dimensional stability.

Is the Mersen 2CL500CF fuse suitable for aluminum cables?

No, the Mersen 2CL500CF fuse is part of the 2CL series and is suitable for copper cabling only.

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.