JT/T 680.4-2007Technical requirement for the installation, operation, maintenance and repair of marine navigation equipment. Part 4: Gyrocompass (English PDF)
船用通信导航设备的安装、使用、维护、修理技术要求 第4部分：陀螺罗经
JT/T 680.4 | Evolution and historical versions
| Std ID | Title | Status |
|---|---|---|
| JT/T 680.4-2025 | Technical requirements for installation, use, maintenance and repair of marine communication and navigation equipment - Part 4: Gyrocompass | Valid |
| JT/T 680.4-2007 | Technical requirement for the installation, operation, maintenance and repair of marine navigation equipment. Part 4: Gyrocompass | Obsolete |
JT/T 680.4-2007 is obsolete. It has been replaced by JT/T 680.4-2025. This page sells the obsolete edition, for projects and contracts that still cite it.
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Issued by
Ministry of Communications of the People's Republic of China
Level / Type
National · Recommended
Issue date
April 3, 2007
Implementation date
August 1, 2007
Scope
JT/T 680.4-2007 is the English-translated version of 船用通信导航设备的安装、使用、维护、修理技术要求 第4部分：陀螺罗经.
JT/T 680.4-2007 is the Chinese industry standard "Technical requirement for the installation, operation, maintenance and repair of marine navigation equipment. Part 4: Gyrocompass".
It was issued on April 3, 2007 by the Ministry of Communications of the People's Republic of China, and took effect on August 1, 2007. It is obsolete: it has been replaced by JT/T 680.4-2025.
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Document preview — JT/T 680.4-2007
National Standard of the People's Republic of China
Issued by: Ministry of Communications of the People's Republic of China
Contents
- Document data
1 Document data
Sector: Highway & Transport (industry standard).
Issuing body: Ministry of Communications of the People's Republic of China.
Date of issue: 2007-04-03.
Date of implementation: 2007-08-01.
Status: obsolete, replaced by JT/T 680.4-2025.
......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — all pages — is available in the English PDF.
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Related Standards
JT/T 680.5-2007 — Technical requirement for the installation, operation, maintenance and repair of marine navigation equipment. Part 5: Electromagnet log
JT/T 680.3-2007 — Technical requirement for the installation, operation, maintenance and repair of marine navigation equipment. Part 3: Echo sounder
JT/T 680.6-2007 — Technical requirement for the installation, operation, maintenance and repair of marine navigation equipment. Part 6: Gyropilot
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