This standard specifies the terms and definitions, requirements, test methods, inspection rules, marking, packaging, transportation and storage of ultra-low frequency electric field fluoroscopy instruments for mining (hereinafter referred to as electro-fluoroscopy instruments). This standard applies to geological exploration instruments used for ultra-low frequency electric field perspective detection of geological bodies underground in coal mines.
MT/T 975-2006 Referenced Document
GB 3836.1-2000 Electrical apparatus for explosive gas atmospheres-Part 1: General requirements
GB 3836.4-2000 Electrical apparatus for explosive gas atmospheres. Part 4: Intrinsic safety“i”
GB/T 191 Packaging.Pictorial marking for handling of goods*， 2008-04-01 Update
GB/T 2828.1-2003 Sampling procedures for inspection by attributes--Part 1: Sampling schemes indexed by acceptance quality limit(AQL) for lot-by-lot inspection
GB/T 2829-2002 Sampling procedures and tables for periodic inspection by attributes (Apply to inspection of process stability)
MT/T 975-2006 history
2006MT/T 975-2006 The specifications of the electric field perspective instruments with extra-low frequency in mine