JIS C0364-4-444-1999 建筑物的电气装置.第4部分:安全防护.第44章:过电压防护.第444节:建筑物装置的电磁干扰(EMI)的防护
Electrical installations of buildings Part 4: Protection for safety Chapter 44: Protection against overvoltages Section 444: Protection against electromagnetic interferences (EMI) in installations of buildings