Posts Tagged ‘underground cables’

7 things to do before any underground installation

July 18th, 2017 | 1 Comment | Posted in Others
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This article is about the process that should be applied when you plan to work on an underground installation. And it’s written by Patricia, your felllow electrical engineer.

Read and give her your feedback in the comments.

electrical underground installation

Underground installations are made to replace overhead cables with underground cables. They offer good solution to limit blackouts and outages during wind thunderstorms. They are also very appealing compared to overhead lines which tend to overwhelm the sky.

Protection systems for underground cables systems

June 16th, 2016 | 5 Comments | Posted in Electrical Safety
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Underground cable coversThird part of A.N’s articles series about underground cables. Check the last 2 on the blog or just read this one focusing on protection systems and comment to give your impressions.

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Comparison of overhead and underground transmission cables

June 9th, 2016 | 1 Comment | Posted in Others
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megaphone1Hello everybody, here’s the 2d part of A.N’s articles series about underground cables. Leave your impressions!

Electrical power is transmitted through either overhead power lines or underground cables. Each of the two types of cables has its benefits as well as pitfalls as well as places where it is commonly used.

Underground cables: types, advantages & disadvantages

June 2nd, 2016 | 9 Comments | Posted in Others
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One of our fellow member of the EE Community is willing to do a several-parts series of articles about underground cables. Let’s begin with the basics: type, benefits and drawbacks…

Underground cables are used for power applications where it is impractical, difficult, or dangerous to use the overhead lines. They are widely used in densely populated urban areas, in factories, and even to supply power from the overhead posts to the consumer premises.

Figure 1: Basic construction of underground cables | image:

Figure 1: Basic construction of an underground cable|image:


Top 10 causes for power system failures (part1)

June 15th, 2015 | 2 Comments | Posted in Electrical distribution
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Top 10 Causes For Power System Failures pt1

Hi everybody, it’s Steven Mill! Today I come to you with a 2 part articles about power system failures.

It is very important to understand the reasons behind these, if you were to understand the root causes that govern the reliability of a power system.

This article deals with all those important reasons on which the reliability of a power system depends.

Following are the top 10 causes for power system failures:

  1. Cables laid beneath/Underground cables
  2. Transformer breakdowns
  3. Lightning
  4. Tree Contact
  5. Birds
  6. Squirrels
  7. Snakes
  8. Insects
  9. Bears and cattle


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