ABB - Installation Products 750J3-U - 600 Amp Elbow Connector, 3-Way Junction, DeadBreak, 35KV, Rubber Junction with Stainless Steel Mounting Plate, Back Plate and adjustable Mounting Bracket
ABB - Installation Products

750J3-U

UPC: 783786395477


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Installation InstructionsSpecification SheetManufacturer Product Website

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Overview

The ABB 750J3-U 600 Amp 3-Way Elbow Connector is a deadbreak junction designed for medium-voltage power distribution systems up to 35KV. This 3-way elbow connector provides a reliable, insulated junction point for branching three conductors in underground or pad-mounted switchgear applications. The unit features a molded rubber junction body with a stainless steel mounting plate, back plate, and adjustable mounting bracket for secure installation in confined spaces. The deadbreak design allows for safe connection and disconnection under load without interrupting service, reducing downtime during maintenance or system reconfiguration. The 600 Amp rating supports high-current circuits common in utility, industrial, and commercial power distribution networks. The stainless steel hardware ensures corrosion resistance and long-term mechanical integrity in harsh environmental conditions. Compatible with industry-standard 35KV class elbow terminations, this connector simplifies branch circuit installations while maintaining system integrity. The compact design accommodates tight installation spaces typical in pad-mounted transformers and switchgear enclosures. The ABB 750J3-U is a field-proven solution for medium-voltage distribution networks requiring reliable, insulated branch connections.
  • 600 Amp current rating for high-current medium-voltage circuits
  • 35KV deadbreak junction for safe load-break connections
  • 3-way design for branching three conductors in one enclosure
  • Molded rubber junction with stainless steel mounting hardware
  • Adjustable mounting bracket for installation flexibility in tight spaces

Specifications

Application
35 kV, 600 Amps
Connection Type
Deadbreak
Current Rating
600 A
Material
Rubber with stainless steel
Mounting Type
Stainless steel mounting plate, back plate and adjustable mounting bracket
Poles
3-Way
Temperature Rating, Maximum
149 F
Temperature Rating, Maximum
65 C
Temperature Rating, Minimum
-40 F
Temperature Rating, Minimum
-40 C
Type
Junction 3-Way
Voltage Rating
35kV
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)
1.0000 L
Package Weight (Metric)
0.4540 kg
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Frequently Asked Questions

What is included in the 750J3 kit?

Each kit contains one basic molded junction 750J3, mounting hardware 600J3-6, two tubes of lubricant 82-08, installation instructions IS-0207, and three protective caps 750PPC-01.

What other Elastimold products are compatible with the junction?

The junction is designed to mate with ELASTIMOLD® products including the 755 Elbow Connector, 755BE Bushing Extender, and 750BEA2 Bushing Adapter.

Is the junction suitable for submersible use?

Yes, the 750J3 junction features a fully shielded, fully submersible molded rubber housing.

What standard does the 750J3 junction meet?

The 750J3 junction meets ANSI/IEEE Standard 386, Latest Revision.

What are the typical applications for this junction?

ELASTIMOLD® junctions are designed for subsurface, vault, or padmount applications. They can be used for sectionalizing, looping, tapping, and equipment bypass.

What is the product's voltage and current rating?

The 750J3 is a 35kV, 600 Amp Deadbreak 3-Way Junction. It has an operating voltage of 21.1kV Phase-to-Ground and a continuous current rating of 600 Amps.

What standard does the 750J3 junction meet?

The 750J3 junction meets ANSI/IEEE Standard 386, Latest Revision.

What is the product's voltage and current rating?

The 750J3 is a 35kV, 600 Amp Deadbreak 3-Way Junction. It has an operating voltage of 21.1kV Phase-to-Ground and a continuous current rating of 600 Amps.

What are the typical applications for this junction?

ELASTIMOLD® junctions are designed for subsurface, vault, or padmount applications. They can be used for sectionalizing, looping, tapping, and equipment bypass.

Is the junction suitable for submersible use?

Yes, the 750J3 junction features a fully shielded, fully submersible molded rubber housing.

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.