Once an Engineer, Always an Engineer
In my more than three (3) decades of working with different companies in different countries and dealing with people of various nationalities and ethnicities, I always find that the idiom …
Ground and Bonding – What is the Difference?
Grounding and bonding are two completely different concepts covered in PEC Part 1 Article 2.50. Grounding is the connection to the earth, while Bonding is the mechanical connection to an …
Time-Current Curves Using Excel
This tutorial serves a guide for the creation of time-current curves using Excel 2013. The user is expected to have at least an intermediate level of knowledge in the usage …
Effects of harmonics on Electrical Equipment
Harmonic distort the fundamental frequency of the mains voltage waveform which affects the performance of other electrical equipment and creates additional losses and heating. A total harmonic voltage distortion of …
Republic Act No 11285 – Energy Efficiency and Conservation Act (Part 3)
Part 1 Part 2 Part 4 Code of Practice on Energy Labelling of Products (COPE) COPE refers to the particular product requirement which is an integral part of the guidelines …
Republic Act No 11285 – Energy Efficiency and Conservation Act (Part 2)
Part 1 Part 3 Part 4 This law promotes energy conservation from energy production to energy consumption. Energy conservation is implemented through the adoption of appropriate measures that are technologically …