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IPC/WHMA-A-620C-R rail transit addendum provides additional requirements to IPC/WHMA-A-620C standard, describing materials, methods, tests, and acceptance criteria for producing crimped, mechanically secured, and soldered interconnections. It also provides the related assembly activities associated with cable and harness assemblies in rail transit industry, to ensure the high reliability and...

IPC/WHMA-A-620C-R 轨道交通补充标准提供了对 IPC/WHMA-A-620C 标准的补充要求，描述了用于轨道交通行业的线缆、线束及其组件的相关要求，如生产压接、机械固定和焊接互连的材料、方法、测试和验收标准等，以保证其在高速铁路环境下电缆线束及其组件的高度可靠性和环境适应性。