ABB - Installation Products 54790 - Copper C-Tap, Wire Range Main: 750 Branch 750-4/0, Plain Finish, Die Code 125H, Die Color Code N/A, Number of Crimps 3
ABB - Installation Products

54790

UPC: 786210547909


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Overview

The ABB Copper C-Tap (SKU 54790) is a high-conductivity copper compression connector engineered for reliable, low-resistance wire connections in industrial, commercial, and utility applications. This C-Tap is specifically designed for tapping into unbroken continuous main conductors, supporting a main wire range of 750 kcmil and branch wire range of 750-4/0 AWG. It accommodates both solid and stranded copper conductors, ensuring versatility across a wide range of electrical systems. The plain finish provides a clean, professional appearance while maintaining corrosion resistance. The three-crimp design delivers enhanced stability and pull-out resistance, reducing the risk of joint relaxation over time. The wide wire range-taking capability minimizes inventory requirements by eliminating the need for multiple connector sizes. Ideal for applications such as power distribution, grounding systems, and electrical panel installations, this C-Tap ensures consistent performance in demanding environments. It is compatible with Code and Flex conductors (Class G, H, I, and Diesel Locomotive) and meets NEC 250 requirements for grounding electrode system connections. The slotted design allows for quick assembly using cable ties, streamlining installation workflows. Trust ABB’s legacy of reliability for your critical electrical connections, delivering durable, high-strength solutions for professionals who demand precision and longevity.
  • Main wire range: 750 kcmil, branch wire range: 750-4/0 AWG
  • Three-crimp design for enhanced stability and pull-out resistance
  • 90°C temperature rating, 600V maximum voltage
  • Plain finish for corrosion resistance and professional appearance
  • Compatible with Code and Flex conductors (Class G, H, I, Diesel Locomotive)

Specifications

Conductor Size
750 kcmil
Connection Type
Crimp
Finish
Plain
Finish
Bare
Material
Copper
Size
Wire Range Main: 750, Branch: 750-4/0
Special Features
More economical than other taps and split bolts in terms of purchase, inventory, installation time, insulation and maintenance
Standard
UL E9809
Tap Size
750 kcmil to 4/0 AWG
Type
C-Tap
Voltage Rating
600 V
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)
0.710 L
Package Weight (Metric)
0.322 kg
Copper C-Tap, Wire Range Main: 750 Branch 750-4/0, Tin Plated, Die Code 125H, Die Color Code N/A, Number of Crimps 3

54790TP

Copper C-Tap, Wire Range Main: 750 Branch 750-4/0, Tin Plated, Die Code 125H, Die Color Code N/A, Number of Crimps 3
Copper C Tap Grounding Connector for 2/0 to 1/0 AWG Copper "C" Taps ensure positive, all around compression with low-resistance and high pull-out values. Made of high conductivity copper, they satisfy the requirements of NEC250-81 and 250-91 for connecting to the grounding electrode system. Rated 600 Volts.

CT-109

Copper C Tap Grounding Connector for 2/0 to 1/0 AWG Copper "C" Taps ensure positive, all around compression with low-resistance and high pull-out values. Made of high conductivity copper, they satisfy the requirements of NEC250-81 and 250-91 for connecting to the grounding electrode system. Rated 600 Volts.
Copper C-Tap, Wire Range Main: 2/0-250, Branch 2/0-8, Plain Finish, Die Code 87H, Die Color Code Brown, Number of Crimps 2

54760

Copper C-Tap, Wire Range Main: 2/0-250, Branch 2/0-8, Plain Finish, Die Code 87H, Die Color Code Brown, Number of Crimps 2
Copper C-Tap, Wire Range Main: 4/0-350 Branch 250-6, Plain Finish, Die Code 106H, Die Color Code Black, Number of Crimps 2

54770

Copper C-Tap, Wire Range Main: 4/0-350 Branch 250-6, Plain Finish, Die Code 106H, Die Color Code Black, Number of Crimps 2
Copper C-Tap, Wire Range Main: 2/0-250, Branch 4/0-8, Tin-Plated, Die Code 87H, Die Color Code Brown, Number of Crimps 2

54760TP

Copper C-Tap, Wire Range Main: 2/0-250, Branch 4/0-8, Tin-Plated, Die Code 87H, Die Color Code Brown, Number of Crimps 2
Copper C-Tap for 600V Applications, Large Size, Wire Range Main: 2/0-300 kcmil, Branch 2/0-#8, Length 1 Inch, Height 1-11/16 Inch, Tin Plated, Die Code 99H, Die Color Code Pink

54765TP

Copper C-Tap for 600V Applications, Large Size, Wire Range Main: 2/0-300 kcmil, Branch 2/0-#8, Length 1 Inch, Height 1-11/16 Inch, Tin Plated, Die Code 99H, Die Color Code Pink
Copper C-Tap, Wire Range Main: 4/0-350 Branch 250-6, Tin-Plated, Die Code 106H, Die Color Code Black, Number of Crimps 2

54770TP

Copper C-Tap, Wire Range Main: 4/0-350 Branch 250-6, Tin-Plated, Die Code 106H, Die Color Code Black, Number of Crimps 2
Copper C-Tap, Wire Range Main: 250-500 Branch 350-6 (#6 AWG Branch Must Be Doubled), Plain Finish, Die Code 115H, Die Color Code Yellow, Number of Crimps 2

54775

Copper C-Tap, Wire Range Main: 250-500 Branch 350-6 (#6 AWG Branch Must Be Doubled), Plain Finish, Die Code 115H, Die Color Code Yellow, Number of Crimps 2

Frequently Asked Questions

What wire sizes does the ABB Copper C-Tap 54790 support?

The ABB Copper C-Tap 54790 supports a main wire range of 750 kcmil and a branch wire range of 750-4/0 AWG.

What is the maximum operating voltage for this C-Tap?

The maximum operating voltage for the ABB Copper C-Tap 54790 is 600V.

What is the temperature rating of the ABB Copper C-Tap 54790?

The temperature rating of the ABB Copper C-Tap 54790 is 90°C.

What conductor types are compatible with this C-Tap?

The ABB Copper C-Tap 54790 is compatible with both solid and stranded copper conductors.

What is the die code for the ABB Copper C-Tap 54790?

The die code for the ABB Copper C-Tap 54790 is 125H.

What crimping tools are compatible with this C-Tap?

The ABB Copper C-Tap 54790 is compatible with Panduit and specified competitor crimping tools such as CT 2940 and CT940H.

Can this C-Tap be used for grounding systems?

Yes, the ABB Copper C-Tap 54790 meets NEC 250 requirements for grounding electrode system connections.

How to Install the C-Tap Compression Connectors

This guide provides step-by-step instructions for installing C-Tap compression connectors for 600V applications, ensuring secure and reliable electrical connections.

Estimated time: 30m

Tools needed:

Wire strippers, Crimping tool, Wire brush or emery cloth

Supplies needed:

C-Tap connectors, Shrink tubing (if required), Insulation materials

  1. Prepare the cable

    Strip the insulation from the cable to the specified length, ensuring not to nick the cable strands. Clean the cable end with a wire brush or emery cloth.

  2. Position the C-Tap

    Place the C-Tap connector over the main cable and the branch cable as shown in the installation figures. Ensure proper alignment.

  3. Crimp the connector

    Select the appropriate crimping die for the C-Tap connector. Orient the C-Tap in the crimping tool and crimp between the color bands marked on the connector, starting from the center and working towards the ends. Repeat on the other side.

  4. Finish the installation

    After crimping, remove any sharp edges, flash, or burrs from the connector. If necessary, apply shrink tubing to insulate the connection.

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