ABB - Installation Products AT3 A 2-250 N - Aluminum Mechanical Lug, #6 - 250 kcmil, Dual Rated Copper and Aluminum, Three Barrel Two-Hole Pad, Bolt Size 1/2 Inch, NEMA Bolt Hole Spacing 1-3/4 Inches, Height 1 Inch, Width 2-13/16 Inches, Length 4-3/8 Inches, Tin Plated
ABB - Installation Products

AT3 A 2-250 N

UPC: 783786697755


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Overview

The ABB AT3 A 2-250 N is a dual-rated mechanical lug designed for reliable connections in electrical systems. This lug accommodates conductor sizes ranging from #6 to 250 kcmil, making it versatile for various applications involving both copper and aluminum conductors. Its construction features a two-hole pad with NEMA bolt hole spacing of 1-3/4 inches, ensuring secure mounting. The lug is tin-plated for enhanced conductivity and corrosion resistance. Key specifications include a bolt size of 1/2 inch, a height of 1 inch, a width of 2-13/16 inches, and a length of 4-3/8 inches. This product, manufactured by ABB - Installation Products, is suitable for applications requiring robust and dependable electrical terminations. The dual-rating simplifies inventory and installation by allowing use with multiple conductor types. The three-barrel design provides ample surface area for conductor contact, contributing to a stable and low-resistance connection. This mechanical lug is a practical choice for power distribution, industrial control, and utility applications where conductor integrity is paramount. SKU: AT3 A 2-250 N. UNSPSC Code: 39121408.
  • Dual Rated for Copper and Aluminum Conductors (#6 - 250 kcmil)
  • Three Barrel Design for Enhanced Conductivity
  • Two-Hole Pad with 1-3/4" NEMA Bolt Hole Spacing
  • Tin Plated for Corrosion Resistance and Improved Conductivity
  • Robust Mechanical Connection with 1/2" Bolt Size

Specifications

Bolt Size
1/2 in
Connection Type
Mechanical Lug
Finish
Tinned
Material
Aluminum
Nema Rating
NEMA Bolt Hole Spacing 1-3/4 Inches
Size
#6 - 250 kcmil
Type
Aluminum Mechanical Lug
Package Dimensions (L x W x H)
0.01 IN x 0.01 IN x 0.01 IN
Package Dimensions (L x W x H)
0.0254 cm x 0.0254 cm x 0.0254 cm
Package Weight (Imperial)
0.4800 L
Package Weight (Metric)
0.2180 kg
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Frequently Asked Questions about ABB - Installation Products

What technical support does ABB - Installation Products offer?

ABB - Installation Products offers comprehensive technical support through a dedicated technical support hotline at 888-385-1221 (Option 1), available 7:00 a.m. - 5:00 p.m. CST, Monday-Friday. Their support services include emergency services, on-site support, remote diagnostics, installation assistance, equipment assessments, and repair coordination. Customers can also access technical resources via email at [email protected].

What are the main product lines offered by ABB - Installation Products?

ABB - Installation Products offers a comprehensive range of electrical distribution and protection solutions, including panelboards like ReliaGear® and ProLine, circuit monitoring systems, softstarters, and modular bus bar systems. Key product lines cover low voltage applications with specialized offerings such as the SMISSLINE TP flexible power distribution bus system, Ekip UP protection and metering relays, and enclosed/open softstarters for industrial and commercial sectors.

What are the key features of ABB - Installation Products products?

ABB - Installation Products feature advanced, user-friendly design elements optimized for industrial applications. Key features include 2-in-1 Push-in Spring connection technology allowing ferruled and rigid cable connections, tool-free mounting, robust vibration and shock-proof design, and front-accessible terminals. The products deliver high connection capacities up to 18.5 kW, support motor starting solutions, provide short-circuit fuseless protection to 100 kA, and enable faster, more intuitive installation with one-hand mounting and automated wiring capabilities.

What environmental ratings do ABB - Installation Products products have?

ABB - Installation Products offer robust environmental ratings across multiple standards, including IP54 to IP66 protection levels and NEMA Type 1 to Type 4X enclosures. These ratings ensure superior protection against dust, water, and corrosion for both indoor and outdoor industrial applications, with certifications that meet stringent environmental performance requirements.

What accessories are available for ABB - Installation Products products?

ABB - Installation Products offers a comprehensive range of accessories designed to enhance functionality and connectivity across industrial control systems. Key accessories include auxiliary contact blocks, signaling contacts, shunt trips, undervoltage releases, electronic timers, interlocks, interface relays, terminal blocks, and connection accessories. These accessories are compatible with SMISSLINE TP plug-in distribution systems and Unifix AD busbar systems, allowing for easy installation and configuration of manual motor starters, circuit breakers, and other electrical components.

What is ABB - Installation Products's warranty policy?

ABB - Installation Products offers a standard 1-year factory warranty for most installation products, with options to extend warranty coverage up to 5 years for specific product lines like low voltage circuit breakers. Extended warranty requires online registration through ABB's Extended Warranty Tool, which verifies product application and provides additional coverage for manufacturing defects and factory-mounted accessories.

What industries and applications are ABB - Installation Products products used for?

ABB - Installation Products serve critical electrical infrastructure needs across diverse industries including Energy, Manufacturing, Power Generation, HVAC, Marine, Food & Beverage, Mining, Pulp & Paper, Water Treatment, and Automotive. Their products cover essential applications such as switchgear, power distribution systems, circuit protection, digital control technologies, and drive systems, engineered for high-reliability environments with a strong emphasis on safety, efficiency, and sustainability.

What communication protocols do ABB - Installation Products products support?

ABB - Installation Products support a comprehensive range of industrial communication protocols, including Modbus RTU, PROFIBUS DP, PROFINET, EtherNet/IP, CANopen, DeviceNet, and IEC 61850. These protocols enable flexible connectivity across multiple industrial automation platforms, with high-speed data transmission capabilities up to 100 Mbps and support for various network topologies.

How are ABB - Installation Products products typically installed?

ABB - Installation Products are installed through a professional, systematic process emphasizing fast, intuitive wiring and tool-free mounting. Typical installation involves precise equipment verification, secure electrical connections, and comprehensive testing, including foundation frame assessment, busbar and cable connections, earthing system establishment, and thorough pre-commissioning functional tests to ensure optimal performance and reliability.

What certifications and standards do ABB - Installation Products products comply with?

ABB - Installation Products products meet rigorous international certifications including UL (United States), CSA (Canada), CE (European Community), UKCA (United Kingdom), EAC (Russia), and C-Tick (Australia & New Zealand). Our products comply with critical standards such as IEC 60947 series for low-voltage switchgear, functional safety standards EN 61800-5-2 and ISO 13849-1, ensuring high performance and reliability across industrial installation applications.