This standard specifies the technical requirements, test methods, inspection rules, marking, packaging, transportation, and storage of digital methane detection alarm miner's lamp (hereinafter referred to as alarm miner's lamp). This standard is applicable to mining lamps used in explosive gas environments underground in coal mines, which adopt the principle of carrier catalysis and have the function of digital display of methane concentration and sound and light alarm when exceeding the limit. 2 Normative References: The clauses in the following documents become clauses of this standard through reference in this standard. For dated reference documents, all subsequent amendments (excluding corrected content) or revisions are not applicable to this standard. However, parties to agreements based on this standard are encouraged to study whether the latest versions of these documents can be used. For undated references, the latest version applies to this standard. GB 191-2000 Graphical Symbols for Packaging, Storage and Transportation (eqv ISO780:1977) GB/T 2423.1-2001 Environmental Testing of Electrical and Electronic Products Part 2: Test Methods Test A: Low Temperature (idtIEC60068-2-1:1990) GB/T 2423.2-2001 Environmental Testing of Electrical and Electronic Products Part 2: Test Methods Test B: High Temperature (idtIEC60068-2-2:1974) GB/T 2423.4-1993 Basic Environmental Testing Procedures for Electrical and Electronic Products Test Db: Alternating Damp Heat Test Method (eqv IEC68-2-30:1980) GB/T 2423.5-1995 Environmental Testing for Electrical and Electronic Products Part 2: Test Methods Test Ea and Guidelines: Impact (idt IEC68-2-27:1987) GB/T 2423.8-1995 Environmental Testing for Electrical and Electronic Products Part 2: Test Methods Test Ed: Free Drop (idt IEC68-2-32:1990) GB/T 2423.10-1995 Environmental Testing for Electrical and Electronic Products Part 2: Test Methods Test Fc and Guidelines: Vibration (sine) (idt IEC68-2-6:1982)
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