Transmission line repair

Classic Connectors USA Introduces a New Transmission Class ClampStar® That Substantially Decreases Total Installation Time

This new ClampStar model CSR-1631-048 is designed to protect and thermally uprate connectors to meet n-1 contingency conditions as well as continuous service on overhead transmission lines with Aluminum and ACSR type conductors sized from 1272 Bittern to…


The most cost-effective, technically superior, uprate technology alternative

In 2000, NERC began advising utilities to consider actual field conditions to confirm transmission line thermal ratings. In turn, many utilities have surveyed transmission lines to identify critical issues and determine whether their lines are capable of…


Classic Connectors USA Introduces the Newest ClampStar®, The Latest in Connector Corrector Technology, for Use on Copper Conductor

January 15, 2015 -- Classic Connectors USA, CSR-0325L-007-P is designed to protect automatic splices on overhead, copper conductor sized from #6 - #2 AWG. In addition to torque limiting nuts, each unit is supplied with nickel-plated keepers, and is…


International Lineman's Rodeo Video Montage

This video pays tribute to the those highly trained and dedicated individuals that keep the lights on. They're out there in extreme conditions doing what they do best and we appreciate it! https://www.youtube.com/watch?v=giqfz_8d4OY


Choosing the Right Fastener - Part ll

By Carl Tamm In the first part of this article, a brief mention was made regarding “conductivity” of fasteners.  This second section will address that issue. Peculiarities of electrical connectors give rise to further thought of fasteners.  It is not…


Choosing the Right Fastener

By Waymon P. Goch With proper attention to the fastener assembly, the best choice is almost always fasteners of the same material as the components being joined. The primary reason is it eliminates differential thermal expansion and contraction, and just…


Fault Current and the Effects on ClampStar®

By Waymon Goch The terms fault and short circuit in electric power systems are frequently used interchangeably but there are slight differences. A fault can be defined as any abnormal flow of current whereas a short circuit is a current that completely…


Corona, RIV/TVI Testing Complete

By Carl R. Tamm If your concept of corona is that it is commonly consumed with a slice of lime, you might wish to read a bit more about issues in our industry that differ slightly from that concept! Fair weather radio and television interference (RIV and…


Important Facts You Need To Know About Surge Arrester Currents

Surge Arrester Currents By Waymon P. Goch Discharge current is the surge current that flows through a surge arrester during discharge of an overvoltage surge (and discharge voltage is the voltage that appears across the terminals of an arrester during…


Problem Connectors on Multiple Sub-Conductors

By Carl R. Tamm If you have a line with two or more sub-conductors per phase, and during an infrared inspection, a scenario is found where one of the sub-conductors has a fitting that is hotter than the one next to it, the natural tendency is to assume…