Tiêu chuẩn quốc tế

• Số hiệu / Standard Number: EN 50117-3-1:2002
• Năm ban hành / Publication date: 2002
• Tình trạng / Status: A - Còn hiệu lực
• Tên tiếng Anh / Title in English: Coaxial cables - Part 3-1: Sectional specifications for cables used in Telecom applications - Miniaturized cables used in digital communication systems
• Phạm vi áp dụng / Scope of standard: This European Standard relates to EN 50117-1 and should be read in conjunction with this generic specification. This standard applies to single and/or multiple miniaturised coaxial cables used in digital communication systems on the Telecom applications. The cables covered by this standard are used for the internal wiring of and interconnection between switching-, transmission-, multiplexing- and cross-connect equipment and for the connections to the digital distribution frame. These coaxial cables are designed for the transmission of E1 (2 Mbit/s), E2 (8 Mbit/s), E3 (34 Mbit/s), E4 (140 Mbit/s), STM (155 Mbit/s), DS1 (1,5 Mbit/s), DS2 (6 Mbit/s) and DS3 (34 Mbit/s) signals.