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Database: 189759 (19 Oct 2025)
YD/T 3251.3-2017 English PDF
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YD/T 3251.3-2017
: Passive device for signal distributing system of mobile communcations. Part 3: Coupler
Status: Valid
Standard ID
Contents [version]
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YD/T 3251.3-2017
English
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Passive device for signal distributing system of mobile communcations. Part 3: Coupler
Valid
YD/T 3251.3-2017
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Basic data
Standard ID
YD/T 3251.3-2017 (YD/T3251.3-2017)
Description (Translated English)
Passive device for signal distributing system of mobile communcations. Part 3: Coupler
Sector / Industry
Telecommunication Industry Standard (Recommended)
Classification of Chinese Standard
M33
Classification of International Standard
33.069.99
Word Count Estimation
10,184
Date of Issue
2017-04-12
Date of Implementation
2017-07-01
Quoted Standard
GB/T 11316; YD/T 1967; YD/T 3251.1
Regulation (derived from)
Ministry of Industry and Information Technology Notice No. 14 of 2017
Issuing agency(ies)
Ministry of Industry and Information Technology
Summary
This standard specifies the definition, classification and model, requirements, test methods, inspection rules, markings, packaging, transportation and storage of coupler products for mobile communication distribution systems. This standard is applicable to couplers used in the mobile communication distribution system in the 400MHz to 3GHz band range. The couplers in other frequency bands can be used as reference.