Mersen 60328SJ - Fuse Block 600VAC 600VDC Class J 30A 3-Pole Pressure Plate with Reinforced Clip
Mersen

60328SJ

Alternate Item Number: 60328SJ

UPC: 782001672591

Contact for Pricing

Overview

The Mersen 60328SJ is a 3-pole, 30A Class J fuse block designed for 600VAC/DC applications. This open-style fuse block features pressure plate connectors, accommodating a wide range of stranded or solid copper or aluminum conductors (Cu* #4-14 wire range). The insulators are constructed from molded glass-filled polycarbonate (GFPC) with verified dielectric strength exceeding 2500V. All fuse clips are made of high-conductivity tin-plated copper and are spring-reinforced for reliable contact. This model is part of Mersen's SJ series, offering a more compact design compared to traditional offerings. It is UL listed (Guide IZLT, File E52283) and CSA certified (class 6225, File 32169), meeting UL4248 requirements. The pressure plate connector requires a torque of 20 in-lbs. This fuse block is suitable for use with Class J fuses such as AJT, A4J, and HSJ. It is proudly distributed by Gross Automation. For multi-pole field assembly, Mersen SJ fuse blocks feature a unique adder block configuration.
  • 600VAC/DC voltage rating
  • 30A current rating
  • Class J fuse compatibility
  • 3-pole configuration
  • Pressure plate connectors
  • Spring-reinforced fuse clips
  • Molded glass-filled polycarbonate (GFPC) insulator
  • UL listed and CSA certified

Specifications

AC Voltage Rating
600 V
Amperage Rating
30 A
Application
Recommended fuse usage Class J Blocks (600V) use with AJT, A4J, HSJ Ratings Volts: 600VAC/DC Amps: 30A, 60A, 100A 200A, 400A, 600A SCCR: 200kA
Brand Name
Mersen
Class
Class J
Connection
Pressure Plate with Reinforced Clip
Connection Type
Pressure Plate
Current Rating
30A
DC Voltage Rating
600 V
Material
Glass-filled polycarbonate (GFPC) or phenolic
Material
Glass Filled Polycarbonate
Maximum Operating Temperature
80 C
Mounting
Screw Mount or DIN Rail
Number Of Poles
3-pole
Phase
3
Poles
3
Series
Class J
Size
3.9 x 3.62 x 2.2 in
Size
99.06 x 91.948 x 55.88 mm
Standard
All class J fuse blocks meet the requirements of UL4248 (formerly UL512) UL listed Guide IZLT, File E52283 CSA certified class 6225, File 32169
Type
UL/CSA Fuse Bases
Voltage Rating
600 VAC
Package Dimensions (L x W x H)
3.9 in x 3.62 in x 2.2 in
Package Dimensions (L x W x H)
99.06 mm x 91.948 mm x 55.88 mm
Package Weight (Imperial)
0.800 lb
Package Weight (Metric)
0.363 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.