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Delivery: <= 6 days. True-PDF full-copy in English will be manually translated and delivered via email. GB 12358-2024: Gas detection and alarm instruments for workplace - General technical requirements Status: Valid GB 12358: Historical versions
Basic dataStandard ID: GB 12358-2024 (GB12358-2024)Description (Translated English): Gas detection and alarm instruments for workplace - General technical requirements Sector / Industry: National Standard Classification of Chinese Standard: C69 Classification of International Standard: 13.320 Word Count Estimation: 38,354 Date of Issue: 2024-11-28 Date of Implementation: 2025-06-01 Older Standard (superseded by this standard): GB 12358-2006 Issuing agency(ies): State Administration for Market Regulation, China National Standardization Administration GB 12358-2024: Gas detection and alarm instruments for workplace - General technical requirements---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order. ICS 13.320 CCSC69 National Standard of the People's Republic of China Replaces GB 12358-2006 Workplace environmental gas detection and alarm instrument General technical requirements Released on 2024-11-28 2025-06-01 Implementation State Administration for Market Regulation The National Standardization Administration issued Table of ContentsPreface III 1 Scope 1 2 Normative references 1 3 Terms and Definitions 1 4 Categories 4 5 Technical requirements 5 6 Test methods 11 7 Inspection Rules 19 8 Packaging, transportation and storage 20 9 Sign 20 10 User Manual 21 11 Usage Requirements22 Appendix A (Informative) Test Item 24 Appendix B (Informative) Contact instrument test and method 27 Appendix C (Informative) Non-contact instrument test and method 29 Appendix D (Informative) Steam Interference Test Method 31 Reference 32ForewordThis 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 12358-2006 "General Technical Requirements for Gas Detection and Alarm Instruments in Workplace Environments" and is compatible with GB 12358-2006 Compared with the previous version, in addition to structural adjustments and editorial changes, the main technical changes are as follows. a) Deleted 10 terms and definitions. sensor, detection range, stability, response time, monitoring status, alarm status, fault status state, time-weighted average permissible concentration, short-term exposure permissible concentration and maximum permissible concentration (see 3.1, 3.8, 3.13, 3.14, 3.15, 3.16, 3.17, 3.20, 3.21, 3.22); b) 12 terms and definitions have been changed. detector, indicator, alarm, gas detector, gas alarm, gas detection alarm, Detection error, alarm error, alarm setting value, repeatability, zero gas, standard gas (see 3.2, 3.3, 3.4, 3.5, 3.6, 3.7, 3.17, 3.18, 3.29, 3.20, 3.25, 3.26, 3.2, 3.4, 3.5, 3.6, 3.7, 3.9, 3.10, 3.11, 3.12, 3.18,.2006 edition 3.19); c) 23 terms and definitions were added. portable instrument, fixed instrument, pump-type instrument, diffusion instrument, contact instrument, non- Contact instrument, upper limit of measurement, minimum response value, display resolution, instrument drift, indication response time, alarm response time, maximum Maximum gas sampling distance, effective detection distance, adjustment, calibration, integral concentration, lower explosion limit, volume fraction, occupational exposure limit, immediate threat Life-threatening and health-threatening concentrations, toxic and hazardous gases and flammable gases (see 3.8, 3.9, 3.10, 3.11, 3.12, 3.13, 3.14, 3.15, 3.16, 3.19, 3.21, 3.22, 3.23, 3.24, 3.27, 3.28, 3.30, 3.31, 3.32, 3.33, 3.34, 3.35, 3.36); d) The classification requirements have been changed (see Chapter 4,.2006 edition); e) The appearance requirements and test requirements of the instrument have been changed (see 5.1, 6.2, 5.2 and 6.1.5 of the.2006 edition); f) Added general requirements and test requirements for gas detectors, gas alarms, gas detection alarms and non-contact instruments (see 5.2.1.1, 5.2.1.2, 5.2.1.3, 5.2.1.4, 6.3.1.1, 6.3.1.2, 6.3.1.3, 6.3.1.4, 6.3.1.5, 6.3.1.6, 6.3.1.7); g) Added the sound, light and test requirements for gas detection alarms and alarms (see 5.2.1.6 and 6.2.2); h) Added the maximum gas sampling distance and flow rate requirements and test requirements for pump-suction instruments (see 5.2.1.10 and 6.3.1.8); i) The orientation requirements and test requirements have been changed (see 5.2.3, 6.3.3, 5.3.6, 6.7 of the.2006 edition); j) The performance requirements and test requirements for response time have been changed (see 5.2.4, 6.3.4, 5.3.8, 6.9 of the.2006 edition); k) Changed the performance requirements and test requirements for high-speed airflow (see 5.2.5, 6.3.5, 5.3.10, 6.11 of the.2006 edition) l) The full-scale indication deviation requirements and test requirements have been deleted (see 5.3.9 and 6.10 of the.2006 edition); m) The insulation withstand voltage performance requirements and test requirements have been changed (see 5.2.7, 6.3.7, 6.3.8, and 5.3.12, 6.13, 6.14 of the.2006 edition); n) The high and low temperature test requirements and test conditions have been changed (see 5.2.8, 6.3.9, 5.3.16, 6.18, 6.19 of the.2006 edition); o) The test requirements and test conditions for steady-state damp heat have been changed (see 5.2.9, 6.3.10, and 5.3.17 and 6.20 of the.2006 edition); p) Modified the radiated electromagnetic field test, electrostatic discharge test, and electrical transient pulse test (see 6.3.11, 5.3.13 of the.2006 edition, 5.3.14, 5.3.15); q) Added surge (impact) immunity and RF field induced conducted disturbance immunity performance requirements and test requirements (see 5.2.10, 6.3.11.4, 6.3.11.5); r) Changed the acceleration test conditions of the vibration test and the drop height test conditions of the drop test in the vibration drop test (see 6.3.12.1 Table 10, 5.3.18 of the.2006 edition); s) Added steam interference requirements and test requirements (see 5.2.12, 6.3.14); t) The description of the impact of interfering gases has been deleted (see 5.3.19 of the.2006 edition); u) Added wireless communication requirements and test requirements (see 5.3, 6.4); v) Added functional safety requirements and test requirements (see 5.4, 6.5); w) The main technical parameters and implementation standard requirements of the product in the product labeling requirements have been changed (see 9.1, 7.1 of the.2006 edition); x) The inspection rules requirements have been changed (see Chapter 7, Chapter 8 of the.2006 edition); y) Added the content of the use restriction in the product manual (see Chapter 10); z) Added instrument use requirements, including instrument selection, adjustment, calibration and periodic inspection requirements (see Chapter 11). 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 Ministry of Emergency Management of the People's Republic of China. This document was first issued in.1990 as GB 12358-1990 and revised for the first time in.2006; this is the second revision. Workplace environmental gas detection and alarm instrument General technical requirements1 ScopeThis document defines the terminology of workplace environmental gas detection and alarm instruments, gives classifications, and specifies technical requirements, inspection rules, and packaging. Packaging, transportation and storage, marking, instructions for use and requirements for use, and describes the test methods. This document applies to the production and use of combustible gas, toxic and harmful gas, and oxygen detection and alarm instruments in workplaces. Note 1.Gas detection alarm instruments (referred to as instruments) include gas detectors, gas alarms and gas detection alarms. Note 2.For gas detection alarm instruments used in other places, if there is no other relevant standard, refer to this document for implementation.2 Normative referencesThe contents of the following documents constitute 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/T 3836.1 Explosive atmospheres Part 1.General requirements for equipment GB/T 4857.5 Drop test method for packaging and transport packages GB 8958 Safety technical regulations for oxygen-deficient hazardous operations GB/T 17626.2 Electromagnetic compatibility test and measurement technology Electrostatic discharge immunity test GB/T 17626.3 Electromagnetic compatibility test and measurement technology Part 3.Radio frequency electromagnetic field radiation immunity test GB/T 17626.4 Electromagnetic compatibility test and measurement technology Electrical fast transient pulse group immunity test GB/T 17626.5 Electromagnetic compatibility test and measurement technology Surge (impact) immunity test GB/T 17626.6 Electromagnetic compatibility test and measurement technology - Immunity to conducted disturbances induced by radio frequency fields GB/T 20438.1 Functional safety of electrical/electronic/programmable electronic safety-related systems Part 1.General requirements GB/T 20438.2 Functional safety of electrical/electronic/programmable electronic safety-related systems Part 2.Electrical/electronic/programmable Requirements for electronic safety-related systems GB/T 20438.3 Functional safety of electrical/electronic/programmable electronic safety-related systems Part 3.Software requirements3 Terms and definitionsThe following terms and definitions apply to this document. 3.1 Workplace All places where workers carry out their professional activities. 3.2 Detection parts detectionparts A component that converts the concentration of combustible gas, toxic and harmful gas or oxygen into an electrical signal. ......Tips & Frequently Asked Questions:Question 1: How long will the true-PDF of GB 12358-2024_English be delivered?Answer: Upon your order, we will start to translate GB 12358-2024_English as soon as possible, and keep you informed of the progress. 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Otherwise, follow the normal steps: Add to Cart -- Checkout -- Select your currency to pay.Question 5: Should I purchase the latest version GB 12358-2024?Answer: Yes. Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version GB 12358-2024 even if the enforcement date is in future. Complying with the latest version means that, by default, it also complies with all the earlier versions, technically. |
