Mersen EJM60BS0 - Enclosed Disconnect Switches 60A type NEMA 4X non-metallic
Mersen

EJM60BS0

Alternate Item Number: EJM60BS0

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Overview

The Mersen EJM60BS0 is a 60-ampere enclosed disconnect switch designed for industrial environments requiring reliable circuit isolation and load break switching. This switch features a durable Type 4X non-metallic enclosure made from polycarbonate or polyester fiberglass, providing superior protection against corrosion, windblown dust, rain, splashing water, and hose-directed water. It meets NEMA 4X and IP66/IP67 standards, ensuring total protection against dust and water jets in both indoor and outdoor applications. Ideal for harsh industrial settings, the EJM60BS0 serves as a separate disconnect means for motor loads per NEC® Article 430 and complies with OSHA lockout/tagout requirements. It includes a standard integral ground lug and offers clear ON/OFF indication. The switch is UL 508A, UL 508, and CSA approved, with IEC versions available. Dimensions are 7.5" height x 6.18" width x 4.21" depth, with a shipping weight of 4.2 lbs. Distributed by Gross Automation.
  • 60A non-fused enclosed disconnect switch with NEMA 4X non-metallic enclosure
  • Protects against corrosion, windblown dust, rain, splashing water, and hose-directed water (IP66/IP67 rated)
  • Meets OSHA lockout/tagout requirements and NEC® Article 430 for motor load disconnects
  • UL 508A, UL 508, and CSA approved; IEC versions available
  • Dimensions: 7.5" H x 6.18" W x 4.21" D; shipping weight: 4.2 lbs

Specifications

AC Voltage Rating
600 V
Amperage Rating
60 A
Application
Load break switching Separate disconnect means within sight of all motor loads to comply with NEC® Article 430 Circuit isolation Service entrance ratings available Food processing Conveyor systems Harsh industrial environments
Brand Name
Mersen
Connection Type
Screw Terminal
Current Rating
60 A
Enclosure
NEMA 4X Non-Metallic
Ip Rating
IP66/IP67
Material
Polycarbonate or Polyester Fiberglass
Mounting
Screw
Mounting Type
Enclosed Mounting
NEMA Rating
4X Non-Metallic
Nema Rating
Type 4X
Number Of Poles
3
Size
7.8 x 4.7 x 5.9 in
Size
198.12 x 119.38 x 149.86 mm
Size
7.5" x 6.18" x 4.21"
Special Features
Suitable for use as motor disconnect Meets OSHA lockout/tagout requirements NEMA rated enclosures Knockouts provided Easy screw mounting Selector or pistol handles in black or red/yellow Clear ON/OFF indication
Standard
UL 508A UL 508 UL 98 CSA IEC versions available
Type
Enclosed Disconnect Switches
Voltage Rating
600 V
Package Dimensions (L x W x H)
7.8 in x 4.7 in x 5.9 in
Package Dimensions (L x W x H)
198.12 mm x 119.38 mm x 149.86 mm
Package Weight (Imperial)
2.530 lb
Package Weight (Metric)
1.148 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.