Why Use IT Earthing System?
Introduction The standard IEC 60364 have used the following nomenclature to specify types of earthing: First letter – Relationship of the power system to earth: T = direct connection of …
Designer Drafters Make the Life of An Engineer Easier
What is the difference between a Design Drafter and a Designer Tracer? Designer drafters are professionals who primarily focus on creating initial design concepts and technical drawings. Designer drafters have …
Cathodic Protection and Earthing
Cathodic protection and earthing are two different topics belonging to the opposite sides of the spectrum. The implementation and principles are actually different. To simply illustrate what I mean, for …
Safety Against Overvoltages
Overvoltages are unwanted potentials occurring in electrical systems between a phase conductor and the earth or ground, or between phase conductors having a peak value greater than the peak of …
Objectives of Grounding System
To ground or not to ground is a decision that an Electrical Engineer needs to make when planning or modifying an electrical power distribution system. The decision is dependent on …
Arc Flash – Simplified Two-Category Clothing
The 2015 edition of NFPA 70E has a simplified approach to provide minimum PPE for electrical workers within facilities with large and diverse electrical systems. The simplified clothing categogies listed …