This standard specifies the functions, basic performance, main technical requirements, test methods, and inspection rules of digital voice recorders (hereinafter referred to as "recorders") used to record call voices and corresponding times in railway transportation operations and dispatching and command work. , as well as the product marking, packaging, transportation and storage environment requirements of the recorder. This standard applies to product design, manufacturing, inspection, installation and maintenance of recorders connected to fixed equipment (including solid-state voice recorders and hard disk voice recorders).
TB/T 3025-2008 Referenced Document
GB 4943-2001 Safety of information technology equipment
GB 9254-1998 Information technology equipment--Radio disturbance characteristics--Limits and methods of measurement
GB/T 17626.2-2006 Electromagnetic compatibility Testing and measurement techniques Electrostatic discharge immunity test
GB/T 17626.3-2006 Electromagnetic compatibility Testing and measurement techniques Radiated, radio-frequency, electromagnetic field immunity test
GB/T 17626.4-1998 Electromagnetic compatibility--Testing and measurement techniques--Electrical fast transient/burst immunity test
GB/T 17626.5-1999 Electromagnetic compatibility--Testing and measurement techniques--Surge immunity test
GB/T 17626.6-1998 Electromagnetic compatibility Testing and measurement techniques Immunity to conducted disturbances,induced by radio-frequency fields
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)