Keywords:
Rated voltage, Protected electrical equipment, Impulse voltages, Electrical equipment, Overvoltage protection, Mathematical calculations, Statistical distribution, Surge protection, Selection, Overvoltage, Electrical installations, Clearance distances, Classification systems, High-voltage equipment, Statistical methods of analysis, Overhead power lines, Dielectric strength, High-voltage installations, Electrical insulation, Stress, Withstand voltage, Three-phase current, Factor of safety, Coordination