Home / Standards / GB/T 44853-2024 GB/T 44853-2024 Active Urban rail transit vehicles—Electro-pneumatic brake system 城市轨道交通车辆 电空制动系统 Standard Type GBT ICS 45.060 CCS S33 Status 现行 Issue Date 2024-10-26 Implementation 2025-05-01 Responsible Dept 住房城乡建设部 Drafting Unit N/A