Home / Standards / GB/T 42009-2022 GB/T 42009-2022 Active High voltage alternating-current circuit-breakers for filter banks 滤波器用高压交流断路器 Standard Type GBT ICS 29.130.10 CCS K43 Status 现行 Issue Date 2022-10-14 Implementation 2023-05-01 Responsible Dept 中国电器工业协会 Drafting Unit N/A