GB/T 50622-2010 PDF English
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Basic data
| Standard ID | GB/T 50622-2010 (GB/T50622-2010) |
| Description (Translated English) | Code for design of private telephone switch system engineering |
| Sector / Industry | National Standard (Recommended) |
| Classification of Chinese Standard | P76 |
| Word Count Estimation | 93,969 |
| Date of Issue | 2010-08-18 |
| Date of Implementation | 2011-06-01 |
| Quoted Standard | YD 344; YD 5040; YD 5059; YD 5098; ??YDN 065; YD/T 928; YD/T 5076 |
| Regulation (derived from) | Bulletin of the Ministry of Housing and Urban No. 741 |
| Issuing agency(ies) | Ministry of Housing and Urban-Rural Development of the People's Republic of China; General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China |
| Summary | This standard applies to new construction, renovation, expansion of user telephone switching systems, scheduling systems, conference phone system and call center engineering design. |