GB/T 51242-2017
Specifications for Engineering Design of Synchronous Digital Hierarchy (SDH) Optical Fiber Transmission System (English Version)
- Standard No.
- GB/T 51242-2017
- Language
- Chinese, Available in English version
- Release Date
- 2017
- Published By
- General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
- Latest
- GB/T 51242-2017
- Scope
- The "Synchronous Digital Hierarchy (SDH) Optical Fiber Transmission System Engineering Design Code" is now approved as a national standard, numbered GB/T51242-2017, and will be implemented from January 1, 2018. This specification is published and distributed by China Planning Publishing House organized by the Institute of Standards and Quotas of our ministry. Ministry of Housing and Urban-Rural Development of the People's Republic of China May 27, 2017
GB/T 51242-2017 history
- 2017 GB/T 51242-2017 Specifications for Engineering Design of Synchronous Digital Hierarchy (SDH) Optical Fiber Transmission System
