Mersen Y226318 - British Standard fuse-link IEC BS88 gM Type B2 415VAC 240VDC 200M315A BTF Central Bolted Tag
Mersen

Y226318

Alternate Item Number: BTF42V200M315

Contact for Pricing

Overview

The Mersen Y226318 (SKU: Y226318) is a British Standard (BS88) gM rated fuse-link designed for industrial motor circuit protection. It operates at 415VAC and 240VDC, featuring a 200A current rating. This fuse-link complies with IEC 60269-2 section II and BS 88 part 2 standards, ensuring compatibility within British Standard fuse systems. It provides essential overload and short-circuit protection for motors and transformers. Key specifications include a rated voltage of 415VAC/240VDC, a rated current of 200A, and a breaking capacity of 80kA AC and 40kA DC. The central bolted tag design facilitates direct mounting to busbars or integration into fuseholders and interrupters. With a pre-arcing I²t of 105,000 A²s and clearing I²t of 293,000 A²s, it offers precise fault response. Power dissipation at rated current is 16.2W. This fuse-link is suitable for general-purpose motor protection in manufacturing, automation, and power distribution. Its robust construction is designed for industrial environments.
  • Mersen BS88 gM Type B2 fuse-link
  • Rated for 415VAC / 240VDC
  • 200A current rating
  • 80kA AC / 40kA DC breaking capacity
  • Central bolted tag for direct mounting

Specifications

AC Voltage Rating
415 V
Application
These fuses are designed for : “General purpose use” motor protection (gM type)
Brand Name
Mersen
Connection
Central Bolted Tag
Connection Material
Tin-Plated Copper
Connection Type
Central Bolted Tag
Current Rating
315A
DC Voltage Rating
240 V
Interrupt Rating
80 kA
Mounting
Bolted
Mounting Type
Screwed into fuseholders or bolted directly onto busbars
Series
gM Type B2
Size
5.43 x 1.65 in
Size
138 x 41.9 mm
Size
Type B2
Special Features
Excellent current limitation for all overloads
Standard
EN 60269-2 section II
Type
BS Fuse-Links
Voltage Rating
415VAC 240VDC
Package Dimensions (L x W x H)
5.43 in x 1.65 in x 1.65 in
Package Dimensions (L x W x H)
138 mm x 41.9 mm x 41.9 mm
Package Weight (Imperial)
0.639 lb
Package Weight (Metric)
0.290 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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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.

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.