KS C IEC 60364-4-481:2002 Electrical installations of buildings-Part 4:Protection for safety-Chapter 48:Choiceof protective measures as a function of externalinfluences-Section 481:Selection of measures for protection against
2002KS C IEC 60364-4-481:2002 Electrical installations of buildings-Part 4:Protection for safety-Chapter 48:Choiceof protective measures as a function of externalinfluences-Section 481:Selection of measures for protection against