GB/T 43259.301-2024 Chinese PDF (GB /T43259.301-2024) GB/T 25820-2025 English versions: GB/T 21666-2025

English versions: GB/T 21666-2025

English versions: GB/T 33492-2024

English versions: GB/T 26732-2025

temperature and pressure tests (Chinese: 航空器 机载设备环境和操作条件 湿度、温度和大气压力试验)

2-2024_Chinese: Variable-frequency drive above 1 kV and not exceeding 35 kV - Part 2: Test methods (Chinese: 1 kV以上不超过35 kV的通用变频调速设备 第2部分：试验方法)

GB/T 43259.301-2024 Chinese PDF (GB /T43259.301-2024) GB/T 25820-2025 English versions: GB/T 21666-2025GB T 43259. 301 2024_Chinese: Energy management system application program interface (EMS API) Part 301: Common information model (CIM) base (Chinese: EMS API 301CIM) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 43259. 301 2024