ABB - Installation Products KBU 5791 TN - Tin Plated Aluminum Screw-On Transformer Connector, 1 inch Stud with 5/8 inch and 1 inch Adapter. 6-Hole Pad (2 Rows or 3). Pad 4-3/4 inch wide x 3-1/8 inch x 3/8 inch thick. (6) 9/16 inch Diameter Holes on 1-3/4 inch Center. Includes Oxide Inhibitor and (1) Black Cap and (1) Pink Cap. 4-39/64 x 4-3/4 inches.
ABB - Installation Products

KBU 5791 TN

UPC: 783786733521


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Overview

The ABB KBU 5791 TN is a robust tin-plated aluminum screw-on transformer connector designed for reliable electrical connections in industrial applications. This connector features a 1-inch stud, complemented by both 5/8-inch and 1-inch adapters, offering versatile compatibility with various transformer configurations. The substantial 6-hole pad, measuring 4-3/4 inches wide by 3-1/8 inches deep and 3/8 inch thick, ensures secure mounting. The pad is configured with two rows of three 9/16-inch diameter holes, spaced on 1-3/4 inch centers, facilitating a strong and stable connection. Each KBU 5791 TN unit includes essential oxide inhibitor to prevent corrosion and ensure long-term performance, along with one black cap and one pink cap for clear identification or labeling. The overall dimensions of the connector are approximately 4-39/64 x 4-3/4 inches. Manufactured by ABB - Installation Products, this connector (SKU: KBU 5791 TN) is built for demanding electrical infrastructure. Its tin-plated aluminum construction provides excellent conductivity and corrosion resistance, crucial for transformer applications where power integrity is paramount. The screw-on connection type simplifies installation and maintenance, while the included adapters enhance its adaptability to different stud sizes. The 6-hole mounting pattern offers flexibility in securing the connector to busbars or transformer terminals, ensuring a firm electrical path. This connector is a key component for ensuring the efficient and safe operation of electrical transformers.
  • Tin Plated Aluminum construction for durability and conductivity
  • 1 inch Stud with 5/8 inch and 1 inch adapters for versatile fit
  • 6-Hole Pad (2x3 configuration) for secure mounting
  • Includes oxide inhibitor and protective caps (black and pink)
  • ABB - Installation Products, SKU: KBU 5791 TN

Specifications

Connection
Mechanical
Finish
Tin Plated
Insulation
False
Material
Aluminum
Size
4-39/64 x 4-3/4 in
Special Features
Includes Oxide Inhibitor and Caps and 5/8 to 1 inch Stud Adapter
Type
Screw-On Transformer Connector
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)
1.1000 L
Package Weight (Metric)
0.4990 kg

Frequently Asked Questions

What material is the ABB KBU 5791 TN connector made from?

The ABB KBU 5791 TN connector is constructed from tin-plated aluminum.

What sizes of adapters are included with this transformer connector?

This transformer connector includes both 5/8 inch and 1 inch adapters.

How many mounting holes are on the pad of the KBU 5791 TN?

The KBU 5791 TN features a 6-hole pad, arranged in two rows of three.

What is the diameter of the mounting holes on the pad?

The mounting holes on the pad are 9/16 inch in diameter.

Does the KBU 5791 TN connector come with oxide inhibitor?

Yes, the KBU 5791 TN connector includes oxide inhibitor to ensure optimal performance.

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.