Home / Standards / GB/T 47024.2-2026 GB/T 47024.2-2026 Upcoming Special test methods for electrical equipment at high altitudes—Part 2: AC/DC combined voltage 高原电工产品特殊试验方法 第2部分:工频/直流复合电压 Standard Type GBT ICS 29.020 CCS K 40 Status 即将实施 Issue Date 2026-02-27 Implementation 2026-06-01 Responsible Dept 中国电器工业协会 Drafting Unit N/A