GB/T 14381-1993
ActiveGeneric specification for stored program control digital private automatic branch telephone exchange system
程控数字用户自动电话交换机通用技术条件
Application Summary AI generated
This standard specifies the technical requirements, test methods, and acceptance criteria for stored program control (SPC) digital private automatic branch exchanges (PABX) used in enterprise or institutional telephone networks. It applies to the design, manufacturing, and quality inspection of PABX systems that handle internal voice communication and connect to public switched telephone networks. The standard ensures interoperability, reliability, and performance consistency for digital switching equipment in office buildings, factories, or campus environments.
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