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22-2022_Chinese: Low-voltage electrical installations - Part 5-53: Selection and erection of electrical equipment - Devices for protection for safety
English versions: GB/T 27651-2023
GB/T 20236-2025_Chinese: Accelerated outdoor weathering test methods for nonmetallic materials using concentrated natural sunlight (Chinese: 非金属材料的聚光加速户外暴露试验方法)
English versions: GB/T 45590-2025
English versions: GB/T 45597-2025
GB/T 29244-2024 Chinese PDF (GB/T29244-2024) GB/T 17822.2-2024 22-2022_Chinese: Low-voltage electrical installations -GB T 29244 2024_Chinese: Cybersecurity technology Security specification for office devices (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 29244 2024
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