Mersen K1019208 - British Standard fuse-link IEC BS88 gM Type B1 415VAC 240VDC 63M80A BTSDL Central Bolted Tag
Mersen

K1019208

Alternate Item Number: BTSDC42V63M80

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Minimum Qty: 10

Multiplier: 10

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Overview

The Mersen K1019208 is a British Standard (BS88) gM type fuse-link, specifically designed for general-purpose motor protection. This fuse adheres to EN 60269-2 section II and BS 88 part 2 standards, ensuring reliable and compliant performance in industrial electrical systems. It is rated for a maximum operating voltage of 415VAC and 240VDC, with a substantial current rating of 80A. As a Type B1 fuse, it provides excellent current limitation capabilities, effectively protecting against a wide range of overloads encountered in various motor applications. The specific Type B1 size is a critical safety feature, preventing accidental insertion of higher-rated fuses, thereby maintaining the integrity and safety of the electrical circuit. The central bolted tag connection type offers versatile and secure mounting options. It can be directly screwed into compatible fuseholders or bolted onto busbars, making it suitable for integration into fuse-switch disconnectors. Manufactured by Mersen, a recognized leader in electrical protection, this fuse-link (SKU: K1019208) delivers robust and dependable protection for your industrial electrical infrastructure.
  • British Standard (BS88) gM type fuse-link
  • 80A current rating
  • 415VAC / 240VDC operating voltage
  • Type B1 size for safety and compatibility
  • Central bolted tag for secure 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
Connection Type
Bolted tag
Current Rating
80 A
DC Voltage Rating
240 V
Interrupt Rating
80 kA
Mounting
Bolted
Mounting Type
Screw/Bolt
Mounting Type
Screwing into fuseholders or direct bolting onto busbars
Mounting Type
Screw Terminals / Direct Bolting to Busbars
Mounting Type
Bolted
Mounting Type
Screwed into fuseholders or direct bolting onto busbars
Mounting Type
Screw Terminal / Direct Bolting to Busbars
Mounting Type
Screw Terminals or Direct Bolting to Busbars
Mounting Type
Screw-in or Bolt-on
Series
BS88 gM
Series
BS88 gM Type B1
Size
Type B1
Size
5 x 0.83 in
Size
127 x 21 mm
Special Features
Excellent current limitation for all overloads
Standard
EN 60269-2 section II
Type
BS Fuse-Links
Voltage Rating
415VAC 240VDC
Voltage Rating
415VAC / 240VDC
Package Dimensions (L x W x H)
5 in x 0.83 in x 0.83 in
Package Dimensions (L x W x H)
127 mm x 21 mm x 21 mm
Package Weight (Imperial)
0.190 lb
Package Weight (Metric)
0.086 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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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.