Grounding & Protection
Reducing Partial Vacuum Induced Flashovers in 25 kV Class Loadbreak Separable Connectors
Lightning Strikes
Grounding & Protection
Lineman Safety during a Wildfire
If you wanted to create a recipe for disaster, the beginning of the 2021 wildfire season would be a good place to start. Nearly 90% of the western U.S. is suffering through extreme drought. The snowpack set new low levels there as well. A record-breaking heatwave steamrolled the Pacific Northwest with extreme temperatures hitting 116 °F in Portland. Mix all of this together, and you get a tinderbox ready to explode.
The last decade has...
Related Articles
Lightning Strikes
In Canada, lightning flashes occur about 2.34 million times a year; with the highest levels of concentration during the summer months. While most lightning on earth is ground-to-cloud, Â recent research has identified that the majority of lightning events to tall structures, such as wind turbines,...
Safety Reports for Utility Workers
Protecting utility workers with documented reporting BY MIKE DOHERTY, PowerTel Utilities Contractors Limited Within the lineman trade, accountabilities for the documentation of various inspections, job safety analyses (JSAs), audits, safe work practices (SPGs), qualifications, safety meetings,...
Proper Inspection of Grounds and Jumpers is a Well Grounded Practice
Taking care of your grounds and jumpers A lineman’s ground and jumper cables look and feel like they’re built to last forever, but looks can be deceiving. They get tossed in the truck, dropped in the mud, left hanging in the rain, and generally overlooked. With everyday use, we start...
Tower Climbing Safety Equipment
What powerline technicians must know to stay safe BY JIM HUTTER, Capital Safety Most of modern life is powered by electrical energy, which is why transmission tower work continues to be an integral—yet extremely dangerous—part of the power distribution industry. The Occupational Safety and...
Grounding System Testing: Simplified Fall-Of-Potential And Step-And-Touch Voltage Testing
Verifying the functionality and integrity of a grounding system is critical to maintaining a safe workspace. Unfortunately, the tests used to achieve this goal, as well as the standards used to assess them, have required a specialized skillset, often leaving these tests done improperly or not at...
Grounding Electrodes
For years, manufacturers of ground rods have strived to develop technical specifications for the electrical industry which address the specific needs and applications of clients and endusers alike. One reason for stressing the importance of this was to assure that the customer would receive what...
Proper Inspection of Grounds and Jumpers is a Well Grounded Practice
Taking care of your grounds and jumpers A lineman’s ground and jumper cables look and feel like they’re built to last forever, but looks can be deceiving. They get tossed in the truck, dropped in the mud, left hanging in the rain, and generally overlooked. With everyday use, we start...
Electrical Lineman Safety Equipment - Tools of the Trade
When working in close proximity to exposed energized equipment or working on live electrical circuits, it’s necessary to protect not only the equipment being worked on but also the worker. Rubber insulating gloves and insulated hand tools are vital components of a successful PPE system and should...
Lineman Safety during a Wildfire
If you wanted to create a recipe for disaster, the beginning of the 2021 wildfire season would be a good place to start. Nearly 90% of the western U.S. is suffering through extreme drought. The snowpack set new low levels there as well. A record-breaking heatwave steamrolled the Pacific Northwest...
Reducing Partial Vacuum Induced Flashovers in 25 kV Class Loadbreak Separable Connectors
The 25 kV Class 200 Ampere loadbreak separable insulated connector system didn't always have today's reputation for safety and reliability. As 25 kV Class loadbreak connectors increased in popularity in the 1980's and 1990's, utilities reported unacceptably high numbers of flashovers...