Mersen B331201 - US22S3P
Mersen

B331201

Alternate Item Number: 8430399000527

Contact for Pricing

Overview

The Mersen B331201 represents a pinnacle of industrial component engineering, meticulously designed to excel in the most demanding operational environments. Built with an unwavering commitment to precision and exceptional durability, this component is engineered to deliver consistent, reliable performance where it matters most. Professionals across a spectrum of industries have come to trust Mersen for their critical infrastructure needs, and the B331201 is a testament to this legacy, offering unparalleled performance and an extended service life. Its robust construction and advanced design make it an indispensable asset for any industrial setting. This high-performance component is ideally suited for a wide array of critical applications within sectors such as advanced manufacturing, robust energy generation and distribution, and sophisticated automation systems. The Mersen B331201 is engineered to meet and exceed the most stringent industry standards for quality, efficiency, and operational integrity. Its versatility allows it to integrate seamlessly into complex systems, providing a foundation of reliability that underpins the success of your operations. Whether you are looking to enhance the efficiency of existing machinery, build new, resilient systems, or ensure uninterrupted power flow, the B331201 is a solution that delivers. Key benefits and features of the Mersen B331201 include: * **Uncompromising Durability:** Constructed from high-grade materials, this component is built to withstand extreme temperatures, corrosive substances, and significant mechanical stress, ensuring longevity even in the harshest industrial conditions. * **Precision Engineering:** Each unit is manufactured with exacting tolerances, guaranteeing optimal fit and function within your existing or new equipment, minimizing the risk of operational failures. * **Exceptional Reliability:** Designed for continuous operation, the B331201 minimizes downtime and maintenance requirements, contributing to increased productivity and reduced operational costs. * **Broad Application Spectrum:** Its adaptable design makes it suitable for a diverse range of industrial uses, from heavy machinery in manufacturing plants to critical components in power grids and advanced robotics in automated facilities. * **Trusted Manufacturer Reputation:** Mersen is a globally recognized leader in electrical protection and power management solutions, known for its innovation, quality, and commitment to customer satisfaction. Choosing the B331201 means investing in a product backed by decades of expertise and a proven track record. When selecting industrial components, reliability and performance are paramount. The Mersen B331201, with its SKU B331201, addresses these critical needs directly. Its integration into your systems will not only enhance operational efficiency but also provide peace of mind, knowing that a high-quality, dependable component is at work. This product embodies Mersen's dedication to providing solutions that drive industrial progress and ensure operational excellence. Invest in the Mersen B331201 for a future of robust and efficient industrial operations.
  • High-performance industrial component for demanding applications
  • Engineered with precision and exceptional durability
  • Ensures reliable operation in harsh environments
  • Trusted by professionals worldwide for quality and efficiency
  • Ideal for manufacturing, energy, and automation sectors
Fuse Holder Modulostar® Size 10x38 IEC 690VAC 690VDC 3-Pole IP20

E1062696

Fuse Holder Modulostar® Size 10x38 IEC 690VAC 690VDC 3-Pole IP20
Fuse Holder UltraSafe™ 800VAC 1000VDC UL Fuse size 14x51 1-Pole Visual Indicator Microswitch Pressure Plate IP20

C331156

Fuse Holder UltraSafe™ 800VAC 1000VDC UL Fuse size 14x51 1-Pole Visual Indicator Microswitch Pressure Plate IP20
Fuse Holder Modulostar® Size 14x51 IEC 690VAC 690VDC 3-Pole IP20

S331032

Fuse Holder Modulostar® Size 14x51 IEC 690VAC 690VDC 3-Pole IP20
Mersen UltraSafe modular class J fuseholders introduce a new level of safety and ease for installing or replacing class J fuses. UltraSafe fuseholders qualify as finger-safe to an IP20 grade of protection under IEC standards. The US3J accommodates 30A class J or IEC cylindrical 22x58mm fuses. The US6J accommodates 60A class J. UltraSafe fuseholders are available in compact 1, 2, or 3-pole units, with or without visual blown fuse indication. Multiple poles can be assembled in the field by ordering and installing pin-tie handles. US3J and US6J fuseholders can be mounted on 35mm DIN-rail. Body material is a tough and durable polyamide. 60A size pin tie kit series.

US6JPAK

Mersen UltraSafe modular class J fuseholders introduce a new level of safety and ease for installing or replacing class J fuses. UltraSafe fuseholders qualify as finger-safe to an IP20 grade of protection under IEC standards. The US3J accommodates 30A class J or IEC cylindrical 22x58mm fuses. The US6J accommodates 60A class J. UltraSafe fuseholders are available in compact 1, 2, or 3-pole units, with or without visual blown fuse indication. Multiple poles can be assembled in the field by ordering and installing pin-tie handles. US3J and US6J fuseholders can be mounted on 35mm DIN-rail. Body material is a tough and durable polyamide. 60A size pin tie kit series.
Mersen UltraSafe modular class J fuseholders introduce a new level of safety and ease for installing or replacing class J fuses. UltraSafe fuseholders qualify as finger-safe to an IP20 grade of protection under IEC standards. The US3J accommodates 30A class J or IEC cylindrical 22x58mm fuses. The US6J accommodates 60A class J. UltraSafe fuseholders are available in compact 1, 2, or 3-pole units, with or without visual blown fuse indication. Multiple poles can be assembled in the field by ordering and installing pin-tie handles. US3J and US6J fuseholders can be mounted on 35mm DIN-rail. Body material is a tough and durable polyamide. 30A size pin tie kit series.

US3JPAK

Mersen UltraSafe modular class J fuseholders introduce a new level of safety and ease for installing or replacing class J fuses. UltraSafe fuseholders qualify as finger-safe to an IP20 grade of protection under IEC standards. The US3J accommodates 30A class J or IEC cylindrical 22x58mm fuses. The US6J accommodates 60A class J. UltraSafe fuseholders are available in compact 1, 2, or 3-pole units, with or without visual blown fuse indication. Multiple poles can be assembled in the field by ordering and installing pin-tie handles. US3J and US6J fuseholders can be mounted on 35mm DIN-rail. Body material is a tough and durable polyamide. 30A size pin tie kit series.
The Innovative and comprehensive UltraSafe range of Mersen fuse-holders. Modular fuse-holders are finger-safe under IEC standards to an IP20 grade of protection, including fuse changing (with the flick of a finger). Modular fuse-holders are available in 1, 2, 3 or 4 poles, with or without visual blown fuse indicators, in UL + IEC version. Multi-pole units can also be field assembled by ordering pin-ties assembly kit. , UltraSafe range is made of tough and durable thermoplastic or thermoset material. For 10x38 PV fuses with indicator

US101IHEL

The Innovative and comprehensive UltraSafe range of Mersen fuse-holders. Modular fuse-holders are finger-safe under IEC standards to an IP20 grade of protection, including fuse changing (with the flick of a finger). Modular fuse-holders are available in 1, 2, 3 or 4 poles, with or without visual blown fuse indicators, in UL + IEC version. Multi-pole units can also be field assembled by ordering pin-ties assembly kit. , UltraSafe range is made of tough and durable thermoplastic or thermoset material. For 10x38 PV fuses with indicator
Fuse Holder UltraSafe™ 600VAC 600VDC Class CC 30A 1-Pole Pressure Plate IP20

USCC1

Fuse Holder UltraSafe™ 600VAC 600VDC Class CC 30A 1-Pole Pressure Plate IP20
Fuse Holder UltraSafe™ 800VAC 1000VDC Midget 30A 1-Pole Pressure Plate IP20

USM1

Fuse Holder UltraSafe™ 800VAC 1000VDC Midget 30A 1-Pole Pressure Plate IP20
Fuse Holder UltraSafe™ 600VAC 600VDC Class CC 30A 2-Pole Pressure Plate IP20

USCC2

Fuse Holder UltraSafe™ 600VAC 600VDC Class CC 30A 2-Pole Pressure Plate IP20
Fuse Holder UltraSafe™ 600VAC 600VDC Class CC 30A 1-Pole LED Pressure Plate IP20

USCC1I

Fuse Holder UltraSafe™ 600VAC 600VDC Class CC 30A 1-Pole LED Pressure Plate IP20
This DIN-rail adapter,provides quick mounting for all Mersen 303 series midget and class CC fuse blocks to all symmetrical 35mm DIN-rail or asymmetrical 32mm "G" rail. An adapter is attached to each pole with the screw provided. Its molded of black polycarbonate and is mounted or dismounted from the rail simply by depressing the finger pull

DRM

This DIN-rail adapter,provides quick mounting for all Mersen 303 series midget and class CC fuse blocks to all symmetrical 35mm DIN-rail or asymmetrical 32mm "G" rail. An adapter is attached to each pole with the screw provided. Its molded of black polycarbonate and is mounted or dismounted from the rail simply by depressing the finger pull
Fuse Holder UltraSafe™ 800VAC 1000VDC Midget 30A 3-Pole+N Pressure Plate IP20

USM3N

Fuse Holder UltraSafe™ 800VAC 1000VDC Midget 30A 3-Pole+N Pressure Plate IP20

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.