This standard specifies the test dimensions of voltage sag and short-time interruption withstand characteristics of low-voltage equipment, performance criteria of equipment under test, test equipment, test layout, test requirements, test process, test result report and data format. This standard applies to electrical equipment with a rated voltage not exceeding 1 kV and a rated frequency of 50 Hz.
GB/T 39269-2020 Referenced Document
GB/T 17626.11 Electromagnetic Compatibility Testing and Measurement Techniques Part 11: Voltage Dips, Short Interruptions and Voltage Variation Immunity Tests for Equipment with Input Current Less than or Equal to 16 A per Phase*, 2023-05-23 Update
GB/T 17626.34 Electromagnetic compatibility.Testing and measurement techniques.Voltage dips,short interruptions and voltage variations immunity tests for equipment with mains current more than 16A per phase
GB/T 30137 Power quality.Voltage dips and short interruptions