2022KS C IEC 60721-2-5:2022 Classification of environmental conditions — Part 2: Environmental conditions appearing in nature — Section 5: Dust, sand, salt mist
0000 KS C IEC 60721-2-5-2003(2018)
2003KS C IEC 60721-2-5:2003 Classification of environmental conditions-Part2:Environmental conditions appearing in nature-Section5:Dust, sand, salt mist