Power System Overvoltages and Insulation Coordination – Part 2
This is Part 2 of this series, the first part could be found here. Insulation coordination is the “selection of the dielectric strength of equipment in relation to the voltages …
Practical Guide to Electrical Grounding
About the Book This book is designed for the contractor who finds that installing grounding systems, which are in compliance with all relevant codes and standards, is a complex and …
Power System Overvoltages and Insulation Coordination – Part 1
Note: This is the first part of power system voltages and insulation coordination. Insulation coordination is dealt with for three phase AC systems with nominal voltages Un > 1kV in …
Neutral Grounding
Introduction In power system, grounding or earthing means connecting frame of electrical equipment (non-current carrying part) or some electrical part of the system (e.g. neutral point in a star-connected system, …
Philippine Electrical Code – Acceptable Practice
Electrical Engineers – Do you really care? Electrical installation of this kind is all over Metro Manila and probable in some other major cities in the Philippines. Are these building …
The Effect of Earthing Methods
Earthing the System Neutral Most earthed systems employ some method of earthing the system neutral at one or more points. Effectively Earthed System A system is effectively earthed when the …