Mersen M200J40 - UL 98 Fusible Switch 600VAC Class J 200A 4-Pole Configuration: 4-0
Mersen

M200J40

Alternate Item Number: M200J40

Contact for Pricing

Overview

The Mersen M200J40 is a UL 98 listed fusible disconnect switch designed for reliable load-break and load-make operations. This 4-pole, 600VAC, 200A unit utilizes Class J fuses, offering excellent current-limiting protection with a high short-circuit current rating (SCCR) up to 200kA when paired with appropriate fuses. Conforming to IEC 60947-3 and bearing the CE mark, this switch prioritizes safety and functionality. Its double-break design ensures both fuse clips are isolated from voltage during fuse replacement, enhancing user safety. The "Test" position allows for auxiliary contact actuation without main power, and integrated power taps facilitate energizing CPT or surge devices without additional terminal blocks. The modular design permits flexible handle placement among the poles, and fuse doors cannot be opened when the switch is in the "ON" position. Manufactured in Spain, the M200J40 is engineered for a compact footprint, making it suitable for space-constrained industrial applications. A wide range of ergonomic handles and accessories are available to customize installation. This switch is ideal for feeder circuits, panelboards, and switchboards requiring robust overcurrent protection and reliable disconnection.
  • UL 98 Listed and CE Marked (IEC 60947-3)
  • 600VAC, 200A, 4-Pole Configuration
  • Class J Fuse Compatibility for High Current Limitation
  • Double-Break Design for Enhanced Safety During Fuse Replacement
  • Modular Handle Placement and Interlocked Fuse Doors

Specifications

AC Voltage Rating
600 V
Amperage Rating
200 A
Application
Main disconnects Short circuit protection Electrical isolation Overcurrent protection Safety switch
Brand Name
Mersen
Connection
Terminal
Connection Type
Screw Terminal
Current Rating
200 A
DC Voltage Rating
250 V
Maximum Operating Temperature
40 C
Minimum Operating Temperature
-5 C
Mounting Type
Direct Screw Mount
Number Of Poles
4
Poles
4
Series
M200J40
Series
Mersen Fusible Switch
Size
8.59 x 8.96 x 2.95 in
Size
218.186 x 227.584 x 74.93 mm
Special Features
Multiple Configurations Power taps Adjustable shaft depth Fuse monitoring Double break, isolating live and load side of fuse Interlocked fuse doors
Standard
All UL Fusible Disconnect Switches meet UL & CSA requirements UL listed guide WHTY, File E191605 for UL 98 (ratings from 30A to 1200A) IEC 60947-3
Type
UL 98 Fusible
Voltage Rating
600 VAC
Package Dimensions (L x W x H)
8.59 in x 8.96 in x 2.95 in
Package Dimensions (L x W x H)
218.186 mm x 227.584 mm x 74.93 mm
Package Weight (Imperial)
7.260 lb
Package Weight (Metric)
3.293 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.