ABB - Installation Products K656LR-N-AC04 - 15/25kV, 600 Amp, Elbow Connector with Test Point - with Shear Bolt Connector. Includes Elbow Housing, Insulated Plug with Cap, Stud, Shearbolt Lug, Cable Adapter and Lubricant. Cable Insulation Diameter N - 1.550 to 1.780 inch. Tin-Plated Aluminum ShearBolt Lug, Conductor Size AC04 - 750 to 1250 kcmil Stranded/Compressed/Solid/Compact.
ABB - Installation Products

K656LR-N-AC04

UPC: 075114354288


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Overview

The ABB K656LR-N-AC04 is a 15/25kV, 600 Amp elbow connector designed for reliable power distribution applications. This connector features a built-in test point for safe and efficient testing of energized circuits. The integrated shear bolt connector ensures a secure and robust connection to conductors. Key components included are the elbow housing, an insulated plug with a protective cap, a stud, a tin-plated aluminum shear bolt lug, a cable adapter, and lubricant for proper installation. This configuration is suitable for cable insulation diameters ranging from 1.550 to 1.780 inches (N). The tin-plated aluminum shear bolt lug accommodates conductor sizes from 750 to 1250 kcmil, supporting stranded, compressed, solid, and compact conductor types (AC04). This ABB connector, part of the Installation Products division, offers a dependable solution for medium-voltage cable terminations. Its design prioritizes secure connections and ease of testing, crucial for maintaining grid reliability. The inclusion of all necessary components streamlines the installation process, reducing potential for errors and ensuring proper assembly. The tin plating on the lug provides excellent conductivity and corrosion resistance for long-term performance in various environmental conditions.
  • 15/25kV voltage rating
  • 600 Amp continuous current rating
  • Integrated test point for circuit testing
  • Shear bolt connector with tin-plated aluminum lug
  • Accommodates cable insulation diameters 1.550-1.780 inch (N)

Specifications

Amperage Rating
600 A
Application
15/25kV, 600 Amp Deadbreak Elbow Connection
Color
Black
Conductor Range
750 to 1250 kcmil
Connection
Shear Bolt
Environmental Conditions
Fully Submersible
Insulation
True
Length
13 in
Length
330.2 mm
Material
Housing - EPDM-Rubber
Special Features
Fully Shielded, Fully Submersible Molded Rubber Housing. 100 percent Peroxide-Cured Construction includes Insulation and Conductive EPDM Materials. Can be Easily Connected or Disconnected using Standard Hand Tools and Equipment in a De-Energized State. Non-Corrosive, Capacitive Test Point
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 Elbow Connector with Test Point
Voltage Rating
25 kV
Width
10.36 in
Width
263.144 mm
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
15/25kV, 600 Amp, Elbow Connector without Test Point - with Shear Bolt Connector. Includes Elbow Housing, Insulated Plug with Cap, Stud, Shearbolt Lug, Cable Adapter and Lubricant. Cable Insulation Diameter N - 1.550 to 1.780 inch. Tin-Plated Aluminum ShearBolt Lug, Conductor Size AC04 - 750 to 1250 kcmil Stranded/Compressed/Solid/Compact.

K655LR-N-AC04

15/25kV, 600 Amp, Elbow Connector without Test Point - with Shear Bolt Connector. Includes Elbow Housing, Insulated Plug with Cap, Stud, Shearbolt Lug, Cable Adapter and Lubricant. Cable Insulation Diameter N - 1.550 to 1.780 inch. Tin-Plated Aluminum ShearBolt Lug, Conductor Size AC04 - 750 to 1250 kcmil Stranded/Compressed/Solid/Compact.
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54211116

6MM2 BLACK CABLE FOR DISTRIBUTION BLOCK ROW TYPE LENGTH 320MM
600 Amp, 15-25kV, 600 Series Deadbreak Straight Receptacle. Cable Insulation Diameter 0.640 inch to 0.820 inch. Aluminum Compression Lug. Conductor Size AWG or kcmil, Compacted Solid #2.

K655YSR-F0210

600 Amp, 15-25kV, 600 Series Deadbreak Straight Receptacle. Cable Insulation Diameter 0.640 inch to 0.820 inch. Aluminum Compression Lug. Conductor Size AWG or kcmil, Compacted Solid #2.
15-25kV 600 Series Deadbreak Separable Wye Joint Package (3-Way) with Test Point, Cable Insulation Diameter 0.980 inch to 1.180 inch. Aluminum Compression Lug. Conductor Size AWG or kcmil, Compressed Stranded 4/0 /Compacted Solid 250 /mmSquared Compact 125.

K656CY-J0270

15-25kV 600 Series Deadbreak Separable Wye Joint Package (3-Way) with Test Point, Cable Insulation Diameter 0.980 inch to 1.180 inch. Aluminum Compression Lug. Conductor Size AWG or kcmil, Compressed Stranded 4/0 /Compacted Solid 250 /mmSquared Compact 125.
600 Amp, 15-25kV, 600 Series Deadbreak Straight Receptacle. Cable Insulation Diameter 1.180 inch to 1.465 inch. Aluminum Compression Lug. Conductor Size AWG or kcmil, Compressed Stranded 450 /Compacted Solid 500/550. Cold Shrinkable Seal with Copper Braid and Constant Force Spring Included.

K655YSR-L0320-SG3

600 Amp, 15-25kV, 600 Series Deadbreak Straight Receptacle. Cable Insulation Diameter 1.180 inch to 1.465 inch. Aluminum Compression Lug. Conductor Size AWG or kcmil, Compressed Stranded 450 /Compacted Solid 500/550. Cold Shrinkable Seal with Copper Braid and Constant Force Spring Included.
600 Amp, 15/25kV, Direct Test Straight Receptacle Elbow. Cable Insulation Diameter 1.370 inch to 1.630 inch. Aluminum Compression Lug. Conductor Size kcmil Compressed Stranded 700/750 or Compacted Solid 900.

K655YDSR-M0380

600 Amp, 15/25kV, Direct Test Straight Receptacle Elbow. Cable Insulation Diameter 1.370 inch to 1.630 inch. Aluminum Compression Lug. Conductor Size kcmil Compressed Stranded 700/750 or Compacted Solid 900.
600 Amp, 15-25kV, 600 Series Deadbreak Straight Receptacle. Cable Insulation Diameter 0.850 inch to 1.050 inch. Aluminum Compression Lug. Conductor Size AWG or kcmil, Compressed Stranded 1/0 /Compacted Solid 2/0. Cold Shrinkable Seal with Copper Braid and Constant Force Spring Included.

K655YSR-H0240-SG3

600 Amp, 15-25kV, 600 Series Deadbreak Straight Receptacle. Cable Insulation Diameter 0.850 inch to 1.050 inch. Aluminum Compression Lug. Conductor Size AWG or kcmil, Compressed Stranded 1/0 /Compacted Solid 2/0. Cold Shrinkable Seal with Copper Braid and Constant Force Spring Included.
200 Amp, 15/25kV, Deadbreak Elbow, Straight Receptacle with Test Point, Bails are required but not included, order separately. Cable Insulation Diameter 0.635 inch to 0.905 inch. Aluminum Compression Lug. Conductor Size AWG Compressed Stranded #4/Solid #3/mmSquared 21.14.

K152SR-B0200

200 Amp, 15/25kV, Deadbreak Elbow, Straight Receptacle with Test Point, Bails are required but not included, order separately. Cable Insulation Diameter 0.635 inch to 0.905 inch. Aluminum Compression Lug. Conductor Size AWG Compressed Stranded #4/Solid #3/mmSquared 21.14.

Frequently Asked Questions

What are the main benefits of this shear bolt system?

The system reduces human error, ensures correct torque, and leaves a smooth, flush finish without sharp edges.

What is a critical safety step before installation?

The circuit must be de-energized before beginning the installation process.

What conductor sizes are compatible with the K656LR-N-AC04?

The K656LR-N-AC04 is compatible with conductor sizes from 750 kcmil to 1000 kcmil.

What is the voltage and current rating of the K656LR-N-AC04?

The K656LR-N-AC04 is rated for 600 A at 15/25 kV.

What Elastimold products are compatible with this system?

The system is compatible with Elastimold T-body, vault stretcher, and straight receptacles.

What industry standard does the connection system meet?

The Elastimold advanced shear bolt connection system meets the latest revision of IEEE386.

How are the shear bolts properly torqued during installation?

Torque bolts steadily with a wrench until the head shears off, starting with the bolt farthest from the connector head.

What voltage range do these connectors support?

The connectors are suitable for 600/900 amp applications from 15 kV up to 35 kV.

What conductor materials are compatible with the system?

The Elastimold advanced shear bolt connection system is compatible with both aluminum and copper conductors.

What current ratings do the shear bolt connectors support?

The shear bolt connectors are applicable for 600 amp and 900 amp current ratings.

How to Install the K656LR-N-AC04 Shear Bolt Connector

Instructions for installing the K656LR-N-AC04 shear bolt connector on copper or aluminum conductors.

Estimated time: 30m

Tools needed:

Hexagon socket (AF 3/4” or SW19), Wire brush, Pliers (for manual rework, if needed)

Supplies needed:

K656LR-N-AC04 Shear Bolt Connector, Cable accessory (for preparation), Insulated cap or connector (if submerging/energizing)

  1. Inspect and Prepare Components

    Verify that the package contents are complete and undamaged. Check all components for proper fit with the cable and mating products. Read all installation instructions before starting. Have all required tools at hand and maintain cleanliness throughout the procedure.

  2. Insert Center Ring

    Insert the appropriate center ring into the barrel of the K656LR-N-AC04 connector. Refer to the table in the documentation for the correct center ring based on conductor type and size (750 kcmil).

  3. Prepare Cable

    Prepare the cable as specified in the instructions accompanying the applicable cable accessory. Clean the conductor surface using a wire brush, especially for aluminum conductors, immediately before inserting it into the barrel.

  4. Initial Bolt Tightening

    Insert the conductor into the barrel. Loosely install bolts #1, #2, and #3. Apply slow, steady turns to bolt #1 until it makes contact with the conductor. Repeat this process for bolts #2 and #3.

  5. Shear Bolt Heads

    Using the specified hexagon socket (AF 3/4” or SW19), begin with bolt #1 and apply torque alternately to each bolt. Continue applying torque until the head of each bolt shears off flush with the connector barrel. It is recommended to hold the connector barrel securely during this process. Do not use impact guns.

  6. Verify Shearing and Rework if Necessary

    Inspect the connector to ensure all bolt heads have sheared off flush with the connector barrel. If any bolt heads do not shear off flush, manual rework is required. Contact Elastimold® technical services for guidance.

  7. Finalize Installation

    If the product was supplied with protective shipping covers, remove them and replace them with the appropriate HV insulated caps or connectors before submerging or energizing the circuit.

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