Understanding the Concept of Earthing In Electric Power System
Note: This is a paper published in the IOSR Journal of Electrical and Electronics Engineering (IOSR-JEEE), Volume 11, Issue 3 Ver. III (May. – Jun. 2016), pp. 29-33 Earthing is …
Selection of System Voltage
The selection of utilization and distribution voltage levels is one of the most important considerations in power system design. System voltages usually affect the economics of equipment selection and plant …
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 …
Philippine Electrical Code – Equipment Grounding and Equipment Grounding Conductors
What is difference between grounding and bonding? Bonding is the electrical connection of all exposed metal items not designed to carry electricity in a room or building. Grounding is the …
Power-line Surge voltages and Surge Currents – Causes and Effects
I. Causes Surge voltages and surge currents occurring in low-voltage ac power circuits can be caused by: Lightning surges. Lightning surges are the result of a direct flash to the …
Earth Leakage Circuit Breaker and Residual Current Circuit Breaker – Application, Operation and Limitations
International Standards Protection of human life, Equipment against earth leakage is an important aspect which needs to be taken into consideration. There are different international standards which are clearly defining …