Philippine Electrical Code – Separately Derived System
The PEC has defined a Separately Derived System as an electrical source, other than a service, having no direct connection(s) to circuit conductors of any other electrical source other than …
Electrical Static Charges and the Need for Bonding
What are Static Charges? Static electricity refers to the accumulation of electric charge on the surface of objects. It occurs when two materials come into contact and then separate, transferring …
Substation Earthing Design
The reliability of the entire power network largely hinges on the effective and efficient functioning of substations. Therefore, it’s fair to say that substations are the lifeblood of the whole …
Soil Resistivity and Soil Resistance
Soil Resistivity Measurement Soil Resistivity is necessary when designing the earthing (grounding) system for new installations to meet your earth (ground) resistance requirements. The ideal location would be the where …
Earthing Systems – Design Calculations Analysis
Earthing systems are essential components of electrical systems, serving to safeguard individuals in close proximity from potential electric shocks and ensuring the proper functioning of equipment in the event of …
Comparison Various Earthing System
The introduction to Earthing System in Oil & Gas Installations was previously discussed in this article. This article provides further explaination on the advantages and disadvantages of various earthing systems. …