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GB 16670-2025 English PDF

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GB 16670-2025: Cabinet gas fire extinguishing equipment
Status: Valid

GB 16670: Evolution and historical versions

Standard IDContents [version]USDSTEP2[PDF] delivered inStandard Title (Description)StatusPDF
GB 16670-2025English889 Add to Cart 6 days [Need to translate] Cabinet gas fire extinguishing equipment Valid GB 16670-2025
GB 16670-2006English879 Add to Cart 6 days [Need to translate] Cabinet gas fire extinguishing equipment Valid GB 16670-2006
GB 16670-1996English479 Add to Cart 4 days [Need to translate] Performance requirements and test methods for cabinet gas fire extinguishing equipment Obsolete GB 16670-1996

PDF similar to GB 16670-2025


Standard similar to GB 16670-2025

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Basic data

Standard ID GB 16670-2025 (GB16670-2025)
Description (Translated English) Cabinet gas fire extinguishing equipment
Sector / Industry National Standard
Classification of Chinese Standard C84
Classification of International Standard 13.220.10
Word Count Estimation 44,489
Date of Issue 2025-06-30
Date of Implementation 2026-07-01
Older Standard (superseded by this standard) GB 16670-2006
Issuing agency(ies) State Administration for Market Regulation, China National Standardization Administration

GB 16670-2025: Cabinet gas fire extinguishing equipment

---This is an excerpt. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.), auto-downloaded/delivered in 9 seconds, can be purchased online: https://www.ChineseStandard.net/PDF.aspx/GB16670-2025
ICS 13.220.10 CCSC84 National Standard of the People's Republic of China Replaces GB 16670-2006 Cabinet gas fire extinguishing system Released on June 30, 2025 Implementation on July 1, 2026 State Administration for Market Regulation The National Standardization Administration issued

Table of Contents

Preface V 1 Scope 1 2 Normative references 1 3 Terms and Definitions 1 4 Model compilation 1 4.1 Method for compiling fire extinguishing equipment model 1 4.2 Component Model Compilation Method 2 5.Requirement 2 5.1 Fire extinguishing equipment 2 5.2 Bottle Group 3 5.3 Check valve 6 5.4 Nozzle 6 5.5 Signal feedback device 6 5.6 Low leakage high sealing valve 6 5.7 Connecting pipe 6 5.8 Drive 7 5.9 Control Device 7 5.10 Cabinet Requirements 7 6 Test methods 7 6.1 Test requirements 7 6.2 Inspection of appearance, dimensions, working pressure, materials, markings, nameplates, devices and components 7 6.3 Manual operation test 7 6.4 Insulation resistance measurement 8 6.5 Fire extinguishing device linkage test 8 6.6 Concentration distribution test 8 6.7 Bottle group filling density and filling pressure test 10 6.8 Fire extinguishing system status monitoring and data application platform function test 10 6.9 Hydraulic strength test 10 6.10 Airtightness test 11 6.11 Vibration test 12 6.12 Temperature cycle leakage test 12 6.13 Bottle group tipping impact test 12 6.14 Impact resistance test of accidental discharge protection device 12 6.15 Fire extinguishing agent bottle group release time 12 6.16 Overpressure test 12 6.17 Working reliability test 12 6.18 Action test under maximum and minimum working pressure 12 6.19 Salt spray corrosion test 12 6.20 Stress corrosion test 12 6.21 Sulfur dioxide corrosion test 12 6.22 Contact resistance test 12 6.23 Safety relief device operation test 12 6.24 Weighing device alarm function test 12 6.25 High and low temperature test 13 6.26 Weighing device overload test 13 6.27 Check the pressure indicator dial and display screen 13 6.28 Basic error test of pressure display indication 13 6.29 Pressure indicator alternating load test 13 6.30 Pressure display alarm function test 13 6.31 Digital pressure display power supply test 13 6.32 Liquid level measuring device alarm function test 13 6.33 Check valve opening pressure test 13 6.34 Nozzle impact resistance test 13 6.35 Signal feedback device action test 13 6.36 Voltage Withstand Test 13 6.37 Low leakage high sealing valve closing pressure test 13 6.38 Drive device performance test 13 6.39 Control device performance test 14 6.40 Hot air aging test for non-metallic connecting pipes 14 6.41 Low temperature test of non-metallic connecting pipes 14 6.42 Cabinet Test 14 6.43 Lifting lug strength test 14 7 Inspection Rules 14 7.1 Inspection categories, inspection items and test procedures 14 7.2 Sampling Methods 14 7.3 Determination of test results 15 8 Marking, packaging, transportation, storage 18 8.1 Sign 18 8.2 Packaging 18 8.3 Transportation 18 8.4 Storage 18 9 User Manual 18 10 Filling of fire extinguishing agent 19 Appendix A (Normative) Fire Extinguishing Device Test Procedure and Sample Quantity 20 A.1 Test procedure 20 A.2 Sample quantity 20 Appendix B (Normative) Test Procedure and Sample Quantity for Fire Extinguishing Agent Cylinders 21 B.1 Test procedure 21 B.2 Sample quantity 21 Appendix C (Normative) Starting Gas Cylinder Group Test Procedure and Sample Quantity 22 C.1 Test procedure 22 C.2 Sample quantity 22 Appendix D (Normative) Cylinder Test Procedure and Sample Quantity 23 D.1 Test procedure 23 D.2 Sample quantity 23 Appendix E (Normative) Container Valve Test Procedure and Sample Quantity 24 E.1 Test procedure 24 E.2 Sample quantity 25 Appendix F (Normative) Weighing Device Test Procedure and Sample Quantity 26 F.1 Test procedure 26 F.2 Sample quantity 26 Appendix G (Normative) Pressure Indicator Test Procedure and Sample Quantity 27 G.1 Test Procedure 27 G.2 Sample quantity 28 Appendix H (Normative) Test Procedure and Sample Quantity for Liquid Level Measuring Devices 29 H.1 Test procedure 29 H.2 Sample quantity 29 Appendix I (Normative) Safety Relief Device Test Procedure and Sample Quantity 30 I.1 Test procedure 30 I.2 Sample quantity 30 Appendix J (Normative) One-way valve test procedure and sample quantity 31 J.1 Test procedure 31 J.2 Sample quantity 31 Appendix K (Normative) Nozzle Test Procedure and Sample Quantity 32 K.1 Test procedure 32 K.2 Sample quantity 32 Appendix L (Normative) Signal Feedback Device Test Procedure and Sample Quantity 33 L.1 Test procedure 33 L.2 Number of samples. 33 Appendix M (Normative) Low Leakage High Seal Valve Test Procedure and Sample Quantity 34 M.1 Test procedure 34 M.2 Sample quantity 34 Appendix N (Normative) Test procedures and sample quantities for drive and control devices 35 Appendix O (Normative) Connecting pipe test procedure and sample quantity 36 Appendix P (Normative) Cabinet Test Procedure and Sample Quantity 37 P.1 Test Procedure 37 P.2 Sample quantity 37 Preface This document is in accordance with the provisions of GB/T 1.1-2020 "Guidelines for standardization work Part 1.Structure and drafting rules for standardization documents" Drafting. This document replaces GB 16670-2006 Cabinet-type gas fire extinguishing equipment. Compared with GB 16670-2006, except for structural adjustments and editorial In addition to the modifications, the main technical changes are as follows. a) The model compilation method has been changed (see Chapter 4, Chapter 4 of the.2006 edition); b) Modified some performance parameters in Table 1 (see Table 1, Table 1 of the.2006 edition); c) Added the requirements for warning signs for fire extinguishing devices (see 5.1.2.4); d) Added concentration distribution performance requirements and test methods (see 5.1.7 and 6.6); e) Added fire extinguishing device status monitoring and data application platform functional requirements and test methods (see 5.1.8, 6.8); f) Fire extinguishing requirements have been deleted (see 5.7 of the.2006 edition); g) Added the requirements for the number of fire extinguishing agent cylinders (see 5.2.2), and the requirements and test methods for accidental discharge protection devices (see 5.2.5 and 6.14); h) Added gas cylinder design, manufacturing, inspection requirements (see 5.2.7.3), color and marking requirements (see 5.2.7.5); i) Deleted the requirements for vessel strength, sealing, and overpressure (see 5.9.4 to 5.9.6 of the.2006 edition); j) Added the valve opening and closing status signal feedback function requirements (see 5.2.8.2); k) Added requirements and test methods for starting gas cylinders (see 5.2, 6.2, 6.7, 6.11 to 6.14); l) Added the requirements and test methods for check valves (see 5.3, 6.2, 6.9, 6.10.3, 6.17, 6.19 to 6.21, and 6.33); m) Added requirements and test methods for low-leakage, high-sealing valves (see 5.6, 6.2, 6.9, 6.10.2, 6.17, 6.19 to 6.21, and 6.37); n) Added the self-locking function requirements for the signal feedback device (see 5.5.4); o) Added connecting pipe requirements and test methods (see 5.9, 6.2, 6.9, 6.10.2, 6.40, 6.41); p) Added cabinet requirements and test methods (see 5.10, 6.2, 6.42, 6.43); q) Deleted the requirements for pressure relief components (see 5.14 of the.2006 edition); r) Added the requirements for filling fire extinguishing agents (see Chapter 10). Please note that some of the contents of this document may involve patents. The issuing organization of this document does not assume the responsibility for identifying patents. This document is proposed and coordinated by the National Fire and Rescue Administration. The previous versions of this document and its superseded documents are as follows. --- First issued as GB 16670-1996 in.1996 and first revised in.2006; ---This is the second revision. Cabinet gas fire extinguishing system 1 Scope This document defines the terms and definitions of cabinet type gas fire extinguishing devices (hereinafter referred to as "fire extinguishing devices"), and specifies the The requirements, inspection rules, marking, packaging, transportation, storage, instruction manual and filling of fire extinguishing agents are described, and the corresponding test methods are described. This document applies to cabinet-type heptafluoropropane gas fire extinguishing equipment and cabinet-type carbon dioxide gas fire extinguishing equipment stored in high-pressure form. This document does not apply to cabinet-type carbon dioxide gas fire extinguishing devices stored in low-pressure form. 2 Normative references The contents of the following documents constitute the essential clauses of this document through normative references in this document. For referenced documents without a date, only the version corresponding to that date applies to this document; for referenced documents without a date, the latest version (including all amendments) applies to This document. GB 4396 Carbon dioxide fire extinguishing agent GB/T 5099.1 Steel seamless gas cylinders Part 1.Steel cylinders with a tensile strength less than 1100 MPa after quenching and tempering GB/T 5100 Steel welded gas cylinders GB/T 8979 Pure nitrogen, high-purity nitrogen and ultra-pure nitrogen GB/T 9969 General principles for instructions for use of industrial products GB 12463 General Technical Requirements for Transport Packaging of Dangerous Goods GB 18614 Heptafluoropropane (HFC227ea) fire extinguishing agent GB 25972-2024 Gas fire extinguishing systems and components GB/T 30685 Technical requirements for upright road transport of gas cylinders GB/T 34525 Safety regulations for the handling, loading and unloading, storage and use of gas cylinders XF61 General technical requirements for drive and control devices of fixed fire extinguishing systems XF1203 Gas Fire Extinguishing System Fire Extinguishing Agent Filling Regulations TSG23-2021 Gas Cylinder Safety Technical Regulations 3 Terms and Definitions The terms and definitions defined in GB 25972-2024 and the following apply to this document. 3.1 The bottle group, drive device, signal feedback device, connecting parts, etc. are installed in the cabinet, which can receive fire extinguishing instructions and A fire extinguishing device that releases gaseous fire extinguishing agent from a nozzle to extinguish a fire and has a fire extinguishing agent release signal feedback function. 4 Model compilation 4.1 Method for compiling fire extinguishing equipment models The fire extinguishing device model should be compiled according to the following method.

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