Electrical Engineering

Electrical Engineering Topics

Earthing System - Calculations

Electrode Resistance Calculation: Short Circuit Current Calculation and Protective Earth Conductor Selection How to measure soil resistivity? -Soil Resistivity is necessary when determining the design of the earthing system for new installations to meet your ground resistance...


Earthing Systems Types and Main Parts

Types of Earthing Systems 1.TT Network 2. IT Network 3. TN Network 3.1 TN-S 3.2 TN-C 3.3 TN-C-S According to IEC 60364 : 1.The first letter: "T" & "I" : indicates the connection between the earth and the supply generator or...