IEC 60839-5-5 Ed. 1.0
IEC 60839-5-5 Ed. 1.0 标准详情
- 标准号：IEC 60839-5-5 Ed. 1.0
- 中文标题：
- 英文标题：Alarm systems - Part 5: Requirements for alarm transmission systems - Section 5: Requirements for digital communicator systems using the public switched telephone network
- 标准类别：国际电工委员会IEC
- 发布日期：
内容简介
Specifies the requirements for digital communicator systems using the public switched telephone network which are additional to those specified in IEC 60839-5-1 and IEC 60839-5-2. Covers switched connections providing event driven signalling between
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