Authorized NSI Industries Distributor
NSI Industries 3-250L2/L4 - 3 Port Panelboard Lug 250 MCM - 6 AWG Panelboard style for multi-conductor with NEMA mounting hole spacing for turn prevent and secureness. Made of 6061T-6 aluminum alloy. Electro-tin plated for low contact resistance. For use with copper or aluminum conductors. Rated 600 volts (2000V max per UL486B). UL 486A/B Listed. Temperature rating 90 degrees C. All hole spacing is NEMA standard of 1.750".
NSI Industries

3-250L2/L4

UPC: 662381001504

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Overview

The NSI Industries 3-250L2/L4 is a high-quality, UL486A/B listed 3-port panelboard lug designed for secure multi-conductor connections in industrial and commercial electrical panels. Engineered from 6061T-6 aluminum alloy and electro-tin plated, this lug ensures low contact resistance and corrosion resistance, making it ideal for both copper and aluminum conductors. The NEMA-standard 1.750" mounting hole spacing prevents rotation and secures the connection, while the panelboard style accommodates multiple conductors for versatile applications. Rated for 600 volts (2000V max per UL486B) and a temperature rating of 90 degrees C, the 3-250L2/L4 meets stringent UL 486A/B certification standards. With a wire range of 250 MCM to 6 AWG, this lug is optimized for heavy-duty electrical systems where reliability and durability are critical. The panelboard style is specifically designed for multi-conductor applications. The 6061T-6 aluminum alloy construction provides robust performance, and the electro-tin plating further enhances its conductivity and resistance to environmental factors. The NEMA mounting hole spacing of 1.750" is a standard feature ensuring a secure and stable installation, preventing unwanted movement and maintaining the integrity of the electrical connection. This lug is suitable for use with both copper and aluminum conductors, offering flexibility in material selection for various electrical installations. The voltage rating of 600 volts, with a maximum rating of 2000V per UL486B, underscores its capability for demanding power applications. The 90 degrees C temperature rating indicates its suitability for operation in environments with elevated temperatures. The UL 486A/B Listing confirms compliance with rigorous safety and performance requirements.
  • 3-port panelboard lug for multi-conductor connections
  • Wire range: 250 MCM to 6 AWG (copper or aluminum)
  • NEMA 1.750" mounting hole spacing for secure, rotation-prevent design
  • 6061T-6 aluminum alloy with electro-tin plating for low contact resistance
  • Rated 600V (2200V max per UL486B), 90°C temperature rating, UL486A/B listed

Specifications

Application
Wire Termination
Connection Type
Panelboard Lug
Current Rating
250 MCM
Environmental Conditions
90 C
Material
6061T-6 Aluminum Alloy
Mounting Type
NEMA Mounting
Nema Rating
NEMA standard 1.750"
Size
250 MCM - 6 AWG
Special Features
(3) 250 MCM-6 AWG - Dual Rated - 3 Pack
Standard
cULus
Type
Panelboard Lug
Voltage Rating
600 V
Warranty
1 Year
Package Dimensions (L x W x H)
3.88 IN x 2.5 IN x 1.02 IN
Package Dimensions (L x W x H)
9.8552 cm x 6.35 cm x 2.5908 cm
Package Weight (Imperial)
1.470 L
Package Weight (Metric)
0.667 kg
Power Distribution Block (1) 350 MCM-6 AWG Primary (6) 4-14 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.

AM-P1-H6

Power Distribution Block (1) 350 MCM-6 AWG Primary (6) 4-14 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.
Industrial Strain-Relief Fitting, Hub Size M20, Cable Range 10.79 to 15.75mm, CSA Listed, Outer Diameter 38.10mm, Aluminum

ISRM20-15

Industrial Strain-Relief Fitting, Hub Size M20, Cable Range 10.79 to 15.75mm, CSA Listed, Outer Diameter 38.10mm, Aluminum
350 MCM Parallel "T" Tap Connector With Cover Excellent for tapping off main conductor without cutting due to lay-in feature. Perpendicular tap allows for parallel or "T" tap configuration. Flexible cover allows for either parallel or "T" tap wire entry. Secure snap cover eliminates need for taping. Electro-tin plated for low contact resistance. Rated 600V. Temperature rating 90 degrees C.

GP-350WC

350 MCM Parallel "T" Tap Connector With Cover Excellent for tapping off main conductor without cutting due to lay-in feature. Perpendicular tap allows for parallel or "T" tap configuration. Flexible cover allows for either parallel or "T" tap wire entry. Secure snap cover eliminates need for taping. Electro-tin plated for low contact resistance. Rated 600V. Temperature rating 90 degrees C.
Copper Terminal Lug 1/0 - 4 AWG Copper Terminal Lugs are made of high copper alloy. They are used for joining a wide range of cables or terminal blocks.

TL1/0

Copper Terminal Lug 1/0 - 4 AWG Copper Terminal Lugs are made of high copper alloy. They are used for joining a wide range of cables or terminal blocks.
Extruded Copper Lug 1/0 -14 AWG with 1/4" mounting bolt is a solid, one-piece copper connector made from extruded copper for superior mechanical strength and excellent performance. Steel Screw. Suitable for use with copper wire only. 600V (2000V max. per UL486B). UL 486A/B Listed Wire Connectors.

0TC

Extruded Copper Lug 1/0 -14 AWG with 1/4" mounting bolt is a solid, one-piece copper connector made from extruded copper for superior mechanical strength and excellent performance. Steel Screw. Suitable for use with copper wire only. 600V (2000V max. per UL486B). UL 486A/B Listed Wire Connectors.
225A Stacked Neutral Bar, 4-14 AWG 12 Circuits - With Mtg Base

1012B

225A Stacked Neutral Bar, 4-14 AWG 12 Circuits - With Mtg Base
225A Stacked Neutral Bar, 4-14 AWG 30 Circuits - With Mtg Base

1030B

225A Stacked Neutral Bar, 4-14 AWG 30 Circuits - With Mtg Base
Aluminum Multiple Connector 4-14 AWG 17 Holes Multiple connectors are made from eithercopper or aluminum bar and can be used ina variety of neutral and grounding applications.Tin plated forlow contact resistance and are suitable foruse with copper or aluminum conductors.

4-14-17117

Aluminum Multiple Connector 4-14 AWG 17 Holes Multiple connectors are made from eithercopper or aluminum bar and can be used ina variety of neutral and grounding applications.Tin plated forlow contact resistance and are suitable foruse with copper or aluminum conductors.

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.