This standard specifies the technical specifications, test methods, test rules, marking, packing, transport and storage of portable carrier catalytic methane alarm detector (hereinafter referred to as "alarm detector").
This standard is applicable to portable methane alarm detector applied under the environment of explosive gas under the coalmine shaft according to the carrier catalytic principle.
2 Normative References
The following normative documents contain provisions which, through reference in this standard, constitute provisions of this standard. For dated reference, subsequent amendments to (excluding corrigenda), or revisions of, any of these publications do not apply. However, all parties coming to an agreement according to this standard are encouraged to study whether the latest editions of these documents are applicable. For undated references, the latest editions of the normative documents apply.
GB 191-2000 Packaging - Pictorial Marking for Handling of Goods (eqv ISO 780: 1997)
GB/T 2423.1-2001 Environmental Testing for Electric and Electronic Products Part 2: Test Method Test A: Low Temperature (idt IEC 60068-2-1:1990)
GB/T 2423. 2-2001 Environmental Testing for Electric and Electronic Products Part 2:Test Method Test B: High Temperature (idt IEC 60068-2-2:1974)
GB/T 2423.4-1993 Basic Environmental Testing Procedures for Electric and Electronic Products - Tests Db: Alternating Humid Heat Test Method (eqv IEC 68-2-30:1980)
GB/T 2423.5-1995 Environmental Testing for Electric and Electronic Products Part 2: Test Method Test Ea and Guide Rule: Impact (idt IEC 68-2-27:1987)
GB/T 2423.8-1985 Environmental Testing for Electric and Electronic Products Part 2: Test Method Test Ed: Free Fall (idt IEC 68-2-32:1990)
GB/T 2423.10-1985 Environmental Testing for Electric and Electronic Products Part 2: Test Method Test Fc and Guide Rule: Vibration (Sinusoidal) (idt IEC 68-2-6:1982)
GB/T 2829 Sampling Procedures and Tables for Periodic Inspection by Attributes (Apply to Inspection of Process Stability) (idt ISO 2859-1:1999)
GB 3836.1 "Electrical Apparatus for Explosive Gas Atmosphere - Part 1: General requirements (eqv IEC 60079-0:1998)
GB 3836.2-2000 Electrical Apparatus for Explosive Gas Atmospheres - Part 2: Flamepro of Enclosure d (eqv IEC 60079-1:1990)
GB 3836.4-2000 Electrical Apparatus for Explosive Gas Atmospheres - Part 4: Intrinsic Safety "i"(eqv IEC 60079-11:1999)
GB 4208-93 Degrees of Protection Provided by Enclosure (IP code) (eqv IEC 529:1989)
GB 9969.1-1988 General Principles for Preparation of Instructions for Use of Industrial Products
