YD/T 741-2002Specification of Positive Temperature Coefficient (PTC) thermistors for the over-current protection of communications installations (English PDF)
通信设备过电流保护用正温度系数（PTC）热敏电阻器技术要求
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Issued by
Ministry of Information Industry of the People's Republic of China
Level / Type
National · Recommended
Issue date
July 22, 2002
Implementation date
July 22, 2002
Scope
YD/T 741-2002 is the English-translated version of 通信设备过电流保护用正温度系数（PTC）热敏电阻器技术要求.
YD/T 741-2002 is the Chinese industry standard "Specification of Positive Temperature Coefficient (PTC) thermistors for the over-current protection of communications installations".
It was issued on July 22, 2002 by the Ministry of Information Industry of the People's Republic of China, and took effect on July 22, 2002. It is in force and replaces YD/T 741-1995.
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Document preview — YD/T 741-2002
National Standard of the People's Republic of China
Issued by: Ministry of Information Industry of the People's Republic of China
Contents
- Document data
1 Document data
Sector: Telecom (industry standard).
Issuing body: Ministry of Information Industry of the People's Republic of China.
Date of issue: 2002-07-22.
Date of implementation: 2002-07-22.
Status: valid, replaces YD/T 741-1995.
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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — all pages — is available in the English PDF.
Editions of YD/T 741
| Edition | Title | Revision | Status |
|---|---|---|---|
| YD/T 741-2002 | Specification of Positive Temperature Coefficient (PTC) thermistors for the over-current protection of communications installations | — | Valid |
| YD/T 741-1995 | Communications equipment overcurrent protection with a positive temperature coefficient (PTC) thermistors technical conditions | — | Obsolete |
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