S71 铁路通信网 标准查询与下载
共找到 65 条与 铁路通信网 相关的标准，共 5 页
Code for design of railway digital microwave relay communication system
- ICS
- CCS
- S71
- 发布
- 1999-03-02
- 实施
- 1999-06-01
Technical Requirements for Accessing Packet Switched Data Networks by Packet Terminals
- ICS
- CCS
- S71
- 发布
- 1998-10-15
- 实施
- 1999-04-01
Railway Packet Switching Data Communication Network Number
- ICS
- CCS
- S71
- 发布
- 1997-04-10
- 实施
- 1997-10-01
RAILWAY FIXED EQUIPMENT. ANNEALING COPPER BARE CONDUCTORS.
- ICS
- 45.080
- CCS
- S71
- 发布
- 1996-10
- 实施
- 1996-09-20
Signal Interface of Automatic Telephone Exchange in Railway Telephone Switching Network
- ICS
- CCS
- S71
- 发布
- 1995-06-05
- 实施
- 1995-12-01
Direct Current Signal Mode Between Railway Telephone Switching Networks
- ICS
- CCS
- S71
- 发布
- 1995-06-05
- 实施
- 1995-12-01
Ringing Flow and Signal Tone of Railway Telephone Switching Network
- ICS
- CCS
- S71
- 发布
- 1994-09-01
- 实施
- 1995-03-01
Audio isolation transformers for electrified sections
- ICS
- CCS
- S71
- 发布
- 1994-09-01
- 实施
- 1995-03-01
Railway fixed equipment and rolling stock. Safety cablework and connection. Part 5 : electrical criterion.
- ICS
- 45.040
- CCS
- S71
- 发布
- 1993-12-01
- 实施
- 1993-12-20
In-band single-frequency pulse line signal mode of railway telephone switching network
- ICS
- CCS
- S71
- 发布
- 1993-04-22
- 实施
- 1993-10-01
Types and dimensions of telephone poles in railway sections
- ICS
- CCS
- S71
- 发布
- 1993-04-22
- 实施
- 1993-10-01
Main technical requirements and test methods for passenger train attendant telephones
- ICS
- CCS
- S71
- 发布
- 1993-04-22
- 实施
- 1993-10-01
Signal Mode of Multi-Frequency Transmitter in Railway Telephone Switching Network
- ICS
- CCS
- S71
- 发布
- 1993-04-22
- 实施
- 1993-10-01
Subscriber Signal Mode of Railway Telephone Switching Network
- ICS
- CCS
- S71
- 发布
- 1993-04-22
- 实施
- 1993-10-01
Digital Line Signaling Mode of Railway Telephone Switching Network
- ICS
- CCS
- S71
- 发布
- 1993-04-22
- 实施
- 1993-10-01
Circuit Setting and Routing Selection of Telephone Offices in Railway Telephone Switching Network
- ICS
- CCS
- S71
- 发布
- 1992-08-21
- 实施
- 1992-12-31
Product specification for optical fibre cables used in underground railways networks.
- ICS
- 33.180.10;45.080
- CCS
- S71
- 发布
- 1992-06-01
- 实施
- 1992-06-05
RAILWAY FIXED EQUIPMENT. DOUBLE BELL INSULATOR FOR TELECOMMUNICATIONS AND SIGNALLING OVERHEAD LINES. CHARACTERISTICS AND TESTS.
- ICS
- 45.080;29.080.10
- CCS
- S71
- 发布
- 1992-01
- 实施
- 1991-12-20
The address number of the telegraph office of the railway telegraph exchange network
- ICS
- CCS
- S71
- 发布
- 1991-07-26
- 实施
- 1992-01-01
150, 450MHz railway train wireless repeater, leaky coaxial cable standard series and main technical conditions
- ICS
- CCS
- S71
- 发布
- 1991-07-26
- 实施
- 1992-01-01
