While pulsed discharges are thought to be less damaging to cable than a steady dc voltage, utilities have concern that thumping can damage the unfailed sections of cable. When a thumper pulse breaks down the cable, the incoming surge shoots past the fault. When it reaches the open point, th...
Underground utility lines are safe from storms but not from human negligence. According to the Common Ground Alliance, the damage caused by digging to buried utility lines was over $230,000 in 2022. For telecom and gas lines, in 9% to 14% of the cases, the damage was caused during fenci...
Locate the spot that needs the splice, and cut out the bad part of the wire. Check to make sure the wire is long enough to make the splice. You will need both ends of the wire to touch. You might need to install a short piece of wire between the cut wires to make up for what ...
Even if you connect surge protectors to all your outlets, your equipment might be exposed to damaging surges from other sources. Any lines carrying signals into your home can also carry a power surge, due to lightning or a number of other factors. If you have a coaxial cable line hooked ...
Q: How do I know which plastic material to choose? A: This depends on application specifics. PVC is common for indoor use, while HDPE may be preferred for outdoor and underground applications due to its strength and flexibility. Q: What maintenance is required fo...
Doors and walls can be added to the layout to further direct airflow.Cabinets should be as full as possibleto avoid empty spaces, gaps and cable openings that can leak hot or cold air into the opposite aisle, causing the cooling system to work overtime. ...
to a hole that leads into the in-wall space to the master station. Since the cables from all the substations run to the master station, you need a larger entry hole through the floor space in the wall below the master station. Maneuver each cable up to the master station opening, and ...
West Kowloon Station, the hub forHong Kong High Speed Rail, is situated on the western side of the Kowloon peninsula, opposite Hong Kong Island. Serving as a major transportation hub for passengers traveling to Southern China, the station is renowned for being the largest underground station in...
The great thing about electricity is that it is so versatile. Almost any kind of fuel can be turned into electricity. Once electricity has been made in a power plant, it is easy to transmit from one place to another either overground or underground along cables. Inside homes, factories, and...
Or, while the line down the street arches from pole to pole, the drop might go down the pole and underground, running through a slit cut in the lawn to the foundation, and then either through the foundation into the basement or up the exterior wall. That's what we see below, where ...