铁路信号有极继电器通用技术条件

1992-08-21

铁路信号直流无级继电器通用技术条件
General technical requirements for railway signal DC neutral relays

2007-08-13

铁路信号继电器 交流二元继电器

2023-09-14

Specification for alternating-current line relays double-element 3-position (for railway signalling)
双元件三位交流线路继电器规范（铁路信号）

1951-06-15

Specification for alternating-current relays for railway signalling: track relays (double-element, 2-position), line relays (single-element, 2-position)
铁路信号用交流继电器规范:轨道继电器（双元件 2位） 线路继电器（单元件 2位）

1951-06-08

LED铁路信号机构通用技术条件
General specification of LED light signals for railways

2010-10-10

铁路信号用变压器 第1部分：通用技术条件
Transformers for railway signaling-Part 1:General technical specifications

2013-02-20