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 …
Another Reason Why PEC Should Adapt IEC
In this article, I have provided some reasons why PEC should be adapting IEC. The DTI-BPSTC became a recognized Testing Laboratory under the ASEAN Electrical and Electronic Equipment Mutual Recognition …
IEC 61850 Changed Electrical Protection, Control and Monitoring
Intelligent Electronic Devices Electrical protection is as fundamental to the generation, transmission and distribution of electricity as generators, transformers and transmission lines. A couple of decades ago microprocessor based relays …
Electromagnetic Compatibility (EMC) and its Importance in Power Quality
Electromagnetic Compatibility (EMC) refers to the ability of electronic and electrical systems, devices, and equipment to operate in their intended electromagnetic environment without causing or experiencing interference. This interference can …