KS C IEC 60364-4-473:2002 Electrical installations of buildings-part4:Protection for safety Chapter 47 : Application of protective measures for safety Section473 : Measures of protection against overcurrent
2002KS C IEC 60364-4-473:2002 Electrical installations of buildings-part4:Protection for safety Chapter 47 : Application of protective measures for safety Section473 : Measures of protection against overcurrent