Posts Tagged ‘electrical installations’

Electrical Installations: Old VS New

October 24th, 2016 | Make a comment | Posted in Power quality
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Last time, your fellow electrical engineer Pablo told you about his bad experiences concerning grounding. Now he wants to deal with the electrical installations topic and he got 3 questions for you at the end of the article!

There are many differences that I can mention I found among old residential electrical installations (50 years ago) and today’s installation. The energy needs have changed. The main point is the demand, although it is true that today families have greater economic capacity to acquire more electrical equipment is so quite true that the equipment efficiency has improved considerably.

In the following figures can be seen as the average energy consumption has decreased slightly in recent years:

average-household-lighting-electricity-use average-household-gas-electricity-use
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Electrical Installation Guide 2015 – New version – FREE Download Now

January 21st, 2015 | Make a comment | Posted in iec standard
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Electrical Installation Guide 2015

Designer, Consultant, Contractor, Panel builder, Facility manager, Student, teacher, Standardisation or certification experts… we all have to know and comply to electrical installation standards and regulations, in order to ensure the safety (and more and more the energy efficiency) of our customers’ electrical installations.

These international standards, set by the IEC, are complex and keep evolving; as a result, we struggled to stay informed.

As an example, are you aware that the IEC 60364 “Low-voltage electrical installations” part 4-42 “Protection for safety – Protection against thermal effects” has been updated in 2014, and that in particular it now includes recommendations for arc fault protection?

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