ABB - Installation Products XT33 - Copper Type XT - Clamp for Tee-Tap, Cross, Parallel and End-to-End for Wire Range Main: 500 - 1000 kcmil Tap: 250 - 500 kcmil, Bolt Size 3/8
ABB - Installation Products

XT33

UPC: 783786400355


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Overview

The ABB XT33 copper clamp is a versatile Type XT connector designed for secure, high-conductivity wire joints in industrial and utility applications. Engineered for main wire ranges of 500–1000 kcmil and tap wire ranges of 250–500 kcmil, this clamp accommodates tee-tap, cross, parallel, and end-to-end configurations with a standard 3/8" bolt size. Constructed from copper, it ensures low resistance and long-term reliability in high-current systems. The XT33 is ideal for power distribution, substations, and renewable energy installations where durable, code-compliant connections are critical. Compatible with aluminum or copper conductors when used with appropriate joint compounds, the clamp meets industry standards for mechanical and electrical performance. No special tools are required beyond a standard wrench for installation, reducing downtime during maintenance or upgrades.
  • Supports main wire range: 500–1000 kcmil
  • Tap wire range: 250–500 kcmil
  • Compatible with tee-tap, cross, parallel, and end-to-end configurations
  • Standard 3/8" bolt size for secure fastening
  • Copper construction for high conductivity and corrosion resistance

Specifications

Application
Multi-purpose Connector
Bolt Size
3/8 in
Connection
Mechanical
Enclosure
None
Environmental Conditions
All Seasons / Conditions
Finish
Uncoated
Insulation
None
Material
Copper
Material
Casting of Copper Alloy, Bolts of Silicon Bronze
Number of Conductors
2
Number Of Mounting Holes
None
Series
XT
Size
Main: 500 - 1000 kcmil, Tap: 250 - 500 kcmil
Special Features
Design allows for free wrench rotation which speeds installation
Type
Mechanical Connector
Voltage Rating
35 kV
Package Dimensions (L x W x H)
7.3 IN x 3.8 IN x 5.2 IN
Package Dimensions (L x W x H)
18.542 cm x 9.652 cm x 13.208 cm
Package Weight (Imperial)
2.0000 L
Package Weight (Metric)
0.9070 kg
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Frequently Asked Questions

Is the XT33 made of copper?

Yes, the XT33 is constructed from copper for high conductivity and durability.

What wire sizes does the XT33 support?

The XT33 supports main wires from 500 to 1000 kcmil and tap wires from 250 to 500 kcmil.

What bolt size is required for the XT33?

The XT33 uses a standard 3/8" bolt for secure fastening.

Can the XT33 be used for cross connections?

Yes, the XT33 supports cross, parallel, tee-tap, and end-to-end wire configurations.

What applications is the XT33 suitable for?

The XT33 is ideal for power distribution, substations, and renewable energy installations requiring high-current connections.

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