Which Standard Prevails?
I have been involved in many projects wherein specifications and datasheets are required to comply with the local standards. Most of the time, this will create issues during the procurement …
Tips on Effective Design
As an Electrical Engineer working on a global scope, knowledge on International Electrical Standards such as the IEC and the IEEE is an advantage. This is just the start though, …
IEC 60364-5-56 Safety Services (Emergency Systems)
Safety service is defined in IEC 60364-5-56 as an electrical system for electrical equipment provided to protect or warn persons in the event of a hazard, or essential to their …
IEC 60076-5 Transformer Impedances
The impedance of a power transformer has a direct impact on the total cost of the power system. Cost of power transformer, protective devices, etc will be affected. Electrical Engineers …
Arc Flash – Hazard and System Grounding
IEEE 1584 Guide Equation for calculation of incident energy has a factor K2 for system grounding. The value of K2 is Ungrounded and high or low resistance grounded systems = …