NSI Industries AL-R2-M4 - Power Distribution Block (2) 500 MCM-4 AWG Primary (4) 4/0-6 AWG Secondary Power Distribution Blocks are made of high strength, high-conductivity aluminum alloy and are mounted in a high-strength glass-filled polyester base. Each block can stand alone or combine with other blocks to form a multi-block set.
NSI Industries

AL-R2-M4

UPC: 662381165787

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Overview

NSI Industries AL-R2-M4 Power Distribution Block is a high-performance, UL-listed solution designed for efficient power distribution in industrial and commercial applications. Engineered with tin-plated aluminum alloy for superior conductivity and corrosion resistance, this block supports both copper and aluminum conductors, making it versatile for diverse wiring needs. The AL-R2-M4 features (2) 500 MCM-4 AWG primary inputs and (4) 4/0-6 AWG secondary outputs, delivering reliable current distribution up to 250A per pole at 600V AC/DC. Its IP20 finger-safe design ensures operator protection, while the high-strength glass-filled polyester base and DIN rail mounting compatibility enable flexible installation in control panels, switchgear, and distribution boards. The block can operate as a standalone unit or integrate with additional blocks for expanded configurations, providing scalability for complex systems. With a compact footprint measuring 3.74" x 1.75" x 1.93" (95 x 44.5 x 49 mm) and a weight of 0.165 lbs (75g), the AL-R2-M4 balances performance and space efficiency. Ideal for OEMs, panel builders, and electrical contractors, this distribution block meets stringent safety standards and reduces wiring complexity in high-current applications such as motor control centers, renewable energy systems, and industrial machinery.
  • High-conductivity tin-plated aluminum alloy for copper and aluminum conductors
  • 250A current rating per pole at 600V AC/DC (UL/CSA certified)
  • IP20 finger-safe design with glass-filled polyester base for durability
  • DIN rail and panel mounting compatibility for flexible installation
  • Compact dimensions: 3.74" x 1.75" x 1.93" (95 x 44.5 x 49 mm)

Specifications

Number Of Terminals
6
Warranty
1 Year
Wire Size
(2) 500 MCM-4 AWG(LINE) - (4) 4/0-6 AWG(LOAD)
Package Dimensions (L x W x H)
5.5 IN x 2.9 IN x 3.25 IN
Package Dimensions (L x W x H)
13.97 cm x 7.366 cm x 8.255 cm
Package Weight (Imperial)
4.440 L
Package Weight (Metric)
2.014 kg
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Frequently Asked Questions about NSI Industries

How are Tork products typically installed?

Tork products are typically installed by trained technicians who follow a comprehensive commissioning process. This includes verifying the work environment, conducting electrical installation checks, performing internal and external equipment inspections, powering on the system, and executing operational tests to ensure compatibility and reliability.

What environmental ratings do Tork products have?

Tork products are designed to meet various environmental ratings, including NEMA Type 4X and Type 6, which provide protection against corrosion, windblown dust, rain, and occasional temporary submersion. These ratings ensure that Tork products can withstand harsh industrial environments while maintaining operational integrity.

What communication protocols do Tork products support?

Tork products support a comprehensive range of communication protocols, including PROFIBUS DP V1, PROFINET with dual port, EtherNet/IP with dual port, CANopen, and Modbus RTU integrated as standard. These protocols facilitate flexible network integration and high-performance communication across various industrial automation systems.

What are the key features of Tork products?

Tork products are designed with advanced features that enhance efficiency and reliability in industrial applications. Key features include integrated harmonics and EMC design for improved power quality, removable terminals for quick installation, and USB ports for easy troubleshooting. Additionally, Tork solutions emphasize user-friendly setup with application wizards and memory modules for convenient parameter management.

What are the main product lines offered by Tork?

Tork offers a diverse range of products primarily focused on industrial automation, including TORK® Photocontrols, lighting controls, and various electrical components such as enclosures, occupancy sensors, and grounding solutions. These products are designed to enhance efficiency and reliability in commercial and industrial applications.

What technical support does Tork offer?

Tork offers a comprehensive range of technical support services, including 24/7 customer support, on-site service management, and a technical hotline network. With three advanced technical support centers and over 8,000 hours of technical training conducted annually, Tork ensures certified expertise across 25+ languages to assist customers effectively. Their commitment to service is reflected in a 98% Service Level Agreement compliance rate, providing reliable support for all operational needs.

What industries and applications are Tork products used for?

Tork products are utilized across a variety of industries, including food processing, healthcare, hospitality, and manufacturing. They are designed for applications such as hand hygiene, surface cleaning, and dispensing solutions, ensuring efficiency and compliance in environments that require high standards of cleanliness and safety.

What certifications and standards do Tork products comply with?

Tork products comply with UL and cUL certifications, ensuring they meet rigorous safety and performance standards. Additionally, many models are designed to meet NEMA enclosure ratings, providing protection against environmental factors.

How are Remke products typically installed?

Remke products are typically installed through a systematic process that includes site audits to verify proper wiring, followed by remote or on-site commissioning. This commissioning involves installation verification, programming, and communication testing to ensure the system operates reliably and meets design specifications.

What accessories are available for Remke products?

Remke offers a wide range of accessories for their products, including panel mounting kits, fuse holders for voltage inputs, ferrites for communication modules, and current transformers. These accessories enhance the functionality and protection of Remke's industrial automation solutions, ensuring reliable performance in various applications.