NSI Industries SC-350 - StandardBarrel TinnedCopperSplice350 MCM Standard Barrel Tinned CopperSplices is a type of copper compression connector that is produced from high conductivity copper tubing. They are tin-plated to provide corrosion resistance and are marked with die index and color coded for easy reference. Listed for 35KV maximum when properly installed.
NSI Industries

SC-350

UPC: 662381037121


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Overview

The NSI Industries SC-350 is a high-conductivity tinned copper compression splice designed for reliable electrical connections. Engineered from premium copper tubing, this standard barrel splice offers superior conductivity and durability. Its tin plating provides excellent corrosion resistance, ensuring long-term performance in various environments. The SC-350 is specifically designed for 350 MCM copper cables and features a red color code for easy identification and die index referencing. Key specifications include a 90°C temperature rating and a maximum voltage rating of 600V, with suitability for up to 35KV when installed according to manufacturer voltage stress relief instructions. The connector boasts flared openings at both ends, facilitating effortless insertion of flexible and extra-flexible cables, commonly found in applications such as locomotive, welding, and mining operations. A positive center stop ensures proper cable insertion depth. This splice is UL486A Listed and cULus Listed (155027), meeting stringent industry standards. Its barrel has an inside diameter (I.D.) of 0.701 inches and an outside diameter (O.D.) of 0.874 inches, with an overall length (L) of 2.098 inches. The SC-350 is marked with die index and color-coded for quick and accurate crimping. It is suitable for copper cables only, including ASTM Class H, Class M, and welding cable types. For optimal performance and expanded wire range capabilities, consider using the NSI N12ID dieless compression tool. Consult the NEC for specific ampacity ratings based on insulation type and conductor material. SKU: SC-350.
  • 350 MCM wire range for copper cables
  • Tinned copper for corrosion resistance
  • UL486A Listed and cULus Listed
  • 90°C temperature rating, 600V max voltage
  • Flared openings for easy cable insertion

Specifications

Application
Terminate, Splice, Tap Power Connectors
Color
White
Conductor Range
350 MCM (STR)
Connection Type
Compression
Finish
Tin Plated
Material
Copper
Material
Tinned Copper
Number Of Conductors
2
Number Of Poles
1
Size
L=2.10 - OD=.810 - ID=.660
Size
350 MCM
Special Features
350 MCM (STR) - CU Splice
Standard
UL486A/B
Type
Short Barrel - CU Splice
Voltage Rating
600 V
Voltage Rating
35 kV
Warranty
1 Year
Package Dimensions (L x W x H)
2.098 IN x 0.874 IN x 0.874 IN
Package Dimensions (L x W x H)
5.3289 cm x 22.1996 mm x 22.1996 mm
Package Weight (Imperial)
2.160 L
Package Weight (Metric)
0.980 kg
Dual Rated Aluminum Splice 350 MCM Dual Rated Aluminum Splices are a type of aluminum compression connector that is produced from high conductivity aluminum tubing. Center stop assures proper cable installation. Electro-tin plated for corrosion resistance. Color coded and marked with die index information. Pre-filled with oxide inhibitor and capped with color coded cap.

ASC350T

Dual Rated Aluminum Splice 350 MCM Dual Rated Aluminum Splices are a type of aluminum compression connector that is produced from high conductivity aluminum tubing. Center stop assures proper cable installation. Electro-tin plated for corrosion resistance. Color coded and marked with die index information. Pre-filled with oxide inhibitor and capped with color coded cap.
Copper butt splice, long barrel, 400 kcmil cable.

SCL400-6

Copper butt splice, long barrel, 400 kcmil cable.
Cast-Copper Two-Way Reducing Splice for 10 Str Wire to 1/0 Str, Die Code 45, Die Color Code Black

251-30485-1085

Cast-Copper Two-Way Reducing Splice for 10 Str Wire to 1/0 Str, Die Code 45, Die Color Code Black

How to Install Copper Compression Connectors

This guide provides step-by-step instructions for installing copper compression connectors, ensuring secure and reliable electrical connections.

Estimated time: 30m

Tools needed:

Wire strippers, Crimping tool, Multimeter

Supplies needed:

Copper compression connectors, Wire brush

  1. Strip the wire

    Carefully strip the insulation from the conductor to a length that allows the stripped conductor to fill the barrel of the connector completely. Avoid nicking the strands.

  2. Clean the conductor

    Use a wire brush to clean the stripped portion of the conductor, removing any oxide films to ensure a good electrical connection.

  3. Insert the conductor

    Insert the cleaned and stripped conductor completely into the barrel of the compression connector, ensuring it is fully seated.

  4. Crimp the connector

    Use the appropriate crimping tool to crimp the connector securely onto the conductor, following the manufacturer's guidelines for crimp locations.

  5. Verify the connection

    Use a multimeter to check the continuity of the connection, ensuring that it is secure and functioning correctly.

Frequently Asked Questions about NSI Industries

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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.

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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.

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