KS C IEC 61000-4-28-2010(2017) Electromagnetic compatibility(EMC)-Part 4-28:Testing and measurement techniques-Variation of power frequency, immunity test for equipment with input current not exceeding 16 A per phase
2010KS C IEC 61000-4-28:2010 Electromagnetic compatibility(EMC)-Part 4-28:Testing and measurement techniques-Variation of power frequency, immunity test for equipment with input current not exceeding 16 A per phase