GB/T 19396-2025 Chinese PDF (GB /T19396-2025) GB 45188-2024 3-2024_Chinese: Low-voltage electrical installations -

3-2024_Chinese: Low-voltage electrical installations - Part 5-54: Selection and erection of electrical equipment - Earthing arrangements and protective conductors (Chinese: 低压电气装置 第5-54部分：电气设备的选择和安装 接地配置和保护导体)

GB/T 17821-2025_Chinese: Rubber latex - Determination of density between 5 ℃ and 40 ℃ (Chinese: 胶乳 5℃至40℃密度的测定)

power supply units and combinations thereof - Part 14: Particular requirements and tests for auto-transformers and power supply units incorporating auto-transformers for general applications (Chinese: 变压器、电抗器、电源装置及其组合的安全 第14部分：一般用途自耦变压器和内装自耦变压器的电源装置的特殊要求和试验)

English versions: GB/T 16702

GB/T 19396-2025 Chinese PDF (GB /T19396-2025) GB 45188-2024 3-2024_Chinese: Low-voltage electrical installations -GB T 19396 2025_Chinese: Terbium dysprosium iron magnetostrictive materials (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 19396 2025