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GB/T 46461.3-2025: Information service system of vessel emergency positioning based on global navigation satellite system(GNSS) - Part 3: Performance requirements and test methods for emergency position indicating radio beacon
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GB/T 46461.3-2025: Information service system of vessel emergency positioning based on global navigation satellite system(GNSS) - Part 3: Performance requirements and test methods for emergency position indicating radio beacon

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ICS 33.200 CCSM50 National Standards of the People's Republic of China Global Navigation Satellite System (GNSS) Ship Emergency Response Location Information Service System Part 3.Emergency Response Radio Position Indicator Performance Requirements and Test Methods Published on 2025-10-05 Implemented on May 1, 2026 State Administration for Market Regulation The State Administration for Standardization issued a statement.

Table of contents

Preface III Introduction IV 1.Scope 1 2 Normative References 1 3.Terms, Definitions, and Abbreviations 2 3.1 Terms and Definitions 2 3.2 Abbreviations 2 4.Classification and Grading 3. 4.1 Classification 3 4.2 Classification 3 5 Requirements 3 5.1 Overview 3 5.2 Composition 3 5.3 General Requirements 5 5.4 Functions 6 5.5 Performance 10 5.6 Appearance and Reflective Materials 15 5.7 Tie 16 5.8 Product Manual 16 5.9 Tag 17 5.10 Automatic release device 17 5.11 Activate switch 18 5.12 Low duty cycle ambient lighting 18 5.13 Buoyancy 19 5.14 Ergonomics 19 5.15 Battery 19 5.16 Parameter Configuration Interface 20 5.17 Environmental adaptability 20 5.18 Electromagnetic Compatibility 21 6.Test Method 22 6.1 Test Environment Conditions 22 6.2 Test Site Conditions 22 6.3 Test Equipment Requirements 22 6.4 Composition 23 6.5 General Requirements 23 6.6 Function 23 6.7 Performance 32 6.8 Appearance and Reflective Materials 38 6.9 Tie 39 6.10 Product Manual 39 6.11 Tag 39 6.12 Automatic release device 39 6.13 Activate switch 40 6.14 Low duty cycle ambient lighting 40 6.15 Buoyancy 42 6.16 Ergonomics 42 6.17 Battery 43 6.18 Parameter Configuration Interface 44 6.19 Environmental adaptability 44 6.20 Electromagnetic compatibility 49 Appendix A (Normative) Requirements and Test Items for Non-Floating EPIRBs 51 A.1 Requirement 51 A.2 Test 52 References 54

Foreword

This document complies with the provisions of GB/T 1.1-2020 "Standardization Work Guidelines Part 1.Structure and Drafting Rules of Standardization Documents". Drafting. This document is Part 3 of GB/T 46461 "Global Navigation Satellite System (GNSS) Ship Emergency Positioning Information Service System". GB/T 46461 has published the following parts. ---Part 1.Functional Description; ---Part 2.Emergency Radio Position Beacon and Emergency Response Center Information Exchange Protocol; ---Part 3.Performance requirements and test methods for emergency radio beacons. Please note that some content in this document may involve patents. The issuing organization of this document assumes no responsibility for identifying patents. This document was proposed and is under the jurisdiction of the Ministry of Industry and Information Technology of the People's Republic of China. This document was drafted by. China Electronics Technology Standardization Institute, Sifang Electronics Co., Ltd., and China Electronics Technology Group Corporation. The 36th Research Institute, Fujian Feitong Communication Technology Co., Ltd., China Classification Society, and the Yangtze River Communications Administration of the Ministry of Transport. The main drafters of this document are. Chen Qian, Shi Yuan, Zhao Danhua, Lin Yingshi, Huang Lunwen, Feng Ke, Chen Huarong, Wu Xiaoming, Wang Wei, Shen Jianjun, and Liao Wei.

Introduction

GB/T 46461 "Global Navigation Satellite System (GNSS) Ship Emergency Positioning Information Service System" is proposed to consist of the following three parts. ---Part 1.Functional Description. The purpose is to systematically describe the entire ship emergency positioning information service system, clarifying its basic components, Working mechanism and main functions. ---Part 2.Emergency Radio Position Beacon and Emergency Response Center Information Exchange Protocol. The purpose is to clarify the ship's emergency radio... The information interface, information exchange method, and transmitted information content between the position marker and the emergency rescue center. ---Part 3.Performance Requirements and Test Methods for Emergency Radio Position Beacons. The purpose is to standardize the performance of ship emergency radio position beacons. Technical specifications and testing methods. Global Navigation Satellite System (GNSS) Ship Emergency Response Location Information Service System Part 3.Emergency Response Radio Position Indicator Performance Requirements and Test Methods

1 Scope

This document specifies the ship emergency radio beacons for the Global Navigation Satellite System (GNSS) ship emergency positioning information service system. Classification, grading, requirements, and testing methods. This document applies to ship emergency radio beacons in the Global Navigation Satellite System (GNSS) ship emergency positioning information service system. The design, production and testing of Emergency Radio Position Beacons (EPIRBs).

2 Normative references

The contents of the following documents, through normative references within the text, constitute essential provisions of this document. Dated citations are not included. For references to documents, only the version corresponding to that date applies to this document; for undated references, the latest version (including all amendments) applies. This document. GB/T 16162-2021 Global Maritime Distress and Safety System (GMDSS) Terminology GB/T 42979-2023 Performance Requirements and Test Methods for GNSS Position Reporting/Short Message Terminals GB/T 46461.1-2025 Global Navigation Satellite System (GNSS) Ship Emergency Positioning Information Service System Part 1.Functions describe GB/T 46461.2-2025 Global Navigation Satellite System (GNSS) Ship Emergency Positioning Information Service System Part 2.Emergency Radio Position Beacon and Emergency Response Center Information Exchange Protocol releaseunits) IEC 60945.2002/COR1.2008 General requirements for marine navigation and radio communication equipment and systems – Test methods and requirements IEC 61097-2.2021 Global Maritime Distress and Safety System (GMDSS) Part 2.Emergency Radio for International Search and Rescue Satellite Systems Operational and performance requirements, test methods, and required test results for emergency radio beacons operating at 406MHz. ...