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Database: 189760 (25 Oct 2025)
YD/T 974-1998 English PDF
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YD/T 974-1998
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Specifications and Measurement Methods for SDH Digital Cross Connect Equipment (SDXC)
YD/T 974-1998
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Basic data
Standard ID
YD/T 974-1998 (YD/T974-1998)
Description (Translated English)
Specifications and Measurement Methods for SDH Digital Cross Connect Equipment (SDXC)
Sector / Industry
Telecommunication Industry Standard (Recommended)
Classification of Chinese Standard
M38
Classification of International Standard
33.040.40
Word Count Estimation
116,115
Date of Issue
5/20/1998
Date of Implementation
10/1/1998
Older Standard (superseded by this standard)
YDN 002-1996
Summary
This standard specifies the SDH digital cross-connect equipment types, functional requirements, performance requirements, interface requirements, work environment requirements and transport management and maintenance requirements.