GB/T 21413.4-2023 Chinese PDF (GB/T21413.4-2023) GB/T 23024-2024 English versions: GBZ45260-2025

English versions: GBZ45260-2025

English versions: GB/T 1232

GB/T 11856

English versions: GB/T 45182-2025

1-2024_Chinese: Automation systems and integration - Evaluating energy efficiency and other factors of manufacturing systems that influence the environment - Part 1: Overview and general principles (Chinese: 自动化系统与集成 制造系统能源效率以及其他环境影响因素的评估 第1部分：概述和总则)

GB/T 21413.4-2023 Chinese PDF (GB/T21413.4-2023) GB/T 23024-2024 English versions: GBZ45260-2025GB T 21413. 4 2023_Chinese: Railway applications Electric equipment for rolling stock Part 4: Electrotechnical components Rules for AC circuit breakers (Chinese: 4 ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 21413. 4 2023