KS C IEC 60364-4-444-2002 Electrical installations of buildings-Part 4:Protection for safety-Chapter 44:Protection against overvoltages-Section 444:Protection against electromagnetic interference(EMI) in installations of build
2005KS C IEC 60364-4-444:2005 Electrical installations of buildings-Part 4:Protection for safety-Chapter 44:Protection against overvoltages-Section 444:Protection against electromagnetic interference(EMI) in installations of buildings
2002KS C IEC 60364-4-444-2002 Electrical installations of buildings-Part 4:Protection for safety-Chapter 44:Protection against overvoltages-Section 444:Protection against electromagnetic interference(EMI) in installations of build