ABB - Installation Products 775J4-U - 900 Amp, 35kV, Deadbreak, 4-Point Junction, Rubber Junction with Stainless Steel Mounting Plate, Back Plane and Adjustable Mounting Bracket.
ABB - Installation Products

775J4-U

UPC: 783786030491


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Overview

The ABB 775J4-U is a robust 4-point deadbreak rubber junction designed for high-voltage power distribution applications. This unit is rated for 900 Amps and 35 kV, ensuring reliable performance in demanding electrical systems. Constructed with durable rubber insulation and featuring a stainless steel mounting plate, back plane, and an adjustable mounting bracket, the 775J4-U offers secure and versatile installation. The deadbreak connection type facilitates safe and efficient power termination. This junction is ideal for substations, industrial facilities, and utility power networks where dependable power management is critical. The 4-point configuration allows for multiple cable connections, streamlining system design and maintenance. Manufacturer: ABB - Installation Products. SKU: 775J4-U. UNSPSC Code: 26121630. Key Specifications: * **Voltage Rating:** 35 kV * **Current Rating:** 900 A * **Poles:** 4 * **Connection Type:** Deadbreak * **Material:** Rubber, Stainless Steel * **Mounting:** Stainless Steel Mounting Plate, Back Plane, Adjustable Mounting Bracket * **Series:** 775J4 This junction provides a secure interface for connecting and distributing power in medium-voltage electrical infrastructure. Its construction prioritizes safety and longevity in operational environments.
  • 900 Amp current rating for high-capacity power distribution
  • 35 kV voltage rating suitable for medium-voltage systems
  • 4-point configuration for versatile cable connections
  • Deadbreak connection type for safe and efficient termination
  • Durable rubber insulation with stainless steel mounting components

Specifications

Application
Designed for subsurface, vault or padmount applications and can be used for sectionalizing, looping, tapping, and equipment bypass
Connection
Push-In
Material
EPDM-Rubber Housing
Size
23 inch Long, 6.75 inch Wide, 6.85 inch High
Special Features
Rubber Junction with Stainless Steel Mounting Plate, Back Plane and Adjustable Mounting Bracket
Standard
ANSI/IEEE Standard 386
Temperature Rating, Maximum
149 F
Temperature Rating, Maximum
65 C
Temperature Rating, Minimum
-40 F
Temperature Rating, Minimum
-40 C
Type
Deadbreak 4-Way Junction
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

Frequently Asked Questions

What is the voltage class of the 775J4 junction?

The 775J4 Deadbreak 4-Way Junction is designed for a 35kV voltage class.

What is the continuous current rating for the 775J4?

The 775J4 Deadbreak 4-Way Junction has a continuous current rating of 900 Amps.

Where can the ELASTIMOLD® junctions be installed?

ELASTIMOLD® junctions are designed for subsurface, vault, or padmount applications.

What is the operating voltage for the 775J4?

The operating voltage is 21.1kV Phase-to-Ground, with a maximum Phase-to-Phase voltage of 36.6kV.

What ELASTIMOLD® products are compatible with this junction?

It is designed to mate with the 775 Elbow Connector, 775BE Bushing Extender, and 775BEA2 Bushing Adapter.

How do I order the 775J4 with "U" style mounting straps?

Add "-5" at the end of the catalog number for junctions with "U" style mounting straps only.

What standard does the 775J4 junction meet?

The 775J4 junction meets ANSI/IEEE Standard 386, Latest Revision.

Where can the ELASTIMOLD® junctions be installed?

ELASTIMOLD® junctions are designed for subsurface, vault, or padmount applications.

How do I order the 775J4 with "U" style mounting straps?

Add "-5" at the end of the catalog number for junctions with "U" style mounting straps only.

What is the operating voltage for the 775J4?

The operating voltage is 21.1kV Phase-to-Ground, with a maximum Phase-to-Phase voltage of 36.6kV.

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.