JT/T 680.7-2025 Active Industry standards-Traffic

JT/T 680.7-2025 Technical Requirements for the Installation, Use, Maintenance, and Repair of Marine Communication and Navigation Equipment—Part 7: Doppler Logs

JT/T 680.7-2025 Marine Communication and Navigation Equipment - Installation, Use, Maintenance, Repair Technical Requirements - Part 7: Doppler Speed Log - JT/T 680.7-2025

Publish Date: 2025-03-27 Implement Date: 2025-07-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

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Basic Information

Standard Code: JT/T 680.7-2025

Standard Type: Industry standards

Standard Status: Active

is_force_gb: no

CCS Name: Maintenance and repair of marine electrical, communication, and navigation equipment

ICS Name: Navigation and control equipment

Publish Date: 2025-03-27

Implement Date: 2025-07-01

Development Information

Same series standard

JT/T 680.3-2025 Technical Requirements for Installation, Use, Maintenance, and Repair of Marine Communication and Navigation Equipment - Part 3: Echo Sounders JT/T 680.4-2025 Technical Requirements for Installation, Use, Maintenance, and Repair of Marine Communication and Navigation Equipment - Part 4: Gyrocompasses JT/T 680.11-2025 Technical Requirements for Installation, Use, Maintenance, and Repair of Marine Communication and Navigation Equipment—Part 11: Batteries and Charging Equipment JT/T 680.12-2025 Technical Requirements for Installation, Use, Maintenance, and Repair of Marine Communication and Navigation Equipment—Part 12: Ship Radio Antennas and Grounding JT/T 680.13-2025 Marine communication and navigation equipment installation, use, maintenance, repair technical requirements Part 13: 406MHz satellite emergency radio beacons

Replace the following standards

JT/T 680.7-2007 Marine communication and navigation equipment installation, use, maintenance, repair technical requirements Part 7: Doppler log

Related Standards

GB/T 3898-1983 Replaced

GB/T 3898-1983 Magnetic compasses for sea navigation—Vocabulary

Publish Date: 1983-10-28

GB/T 10846-1989 Replaced

GB/T 10846-1989 General specifications of marine autopilot with magnetic compass

Publish Date: 1989-03-27

GB/T 11576-1989 Abolished

GB/T 11576-1989 Methods of test on automatic control of compressed air , bilge, fresh water and sanitary systems for smaller ships

Publish Date: 1989-08-10

GB/T 11875-1989 Replaced

GB/T 11875-1989 General specifications of marine rate-of-turn indicators

Publish Date: 1989-12-02

GB/T 11876-1989 Replaced

GB/T 11876-1989 General specifications of follow-up pilot for use in ships

Publish Date: 1989-12-02

GB/T 12267-1990 Active

GB/T 12267-1990 Marine navigational equipment—General requirements—Methods of testing and required test results

Publish Date: 1989-12-14