GB/T 19516-2004
AbolishedThe specifications of wired-emergency telephone system of expressway
高速公路有线紧急电话系统技术要求
📋 Scope / 适用范围 ai_extracted
本标准规定了公路有线紧急电话系统构成、控制中心设备、路侧分机和传输介质的技术要求。 本标准适用于高速公路和一般公路使用的有线紧急电话系统，其他道路可参照使用。
📚 References & Relations / 引用与关联
normative_reference
GB 4208
normative_reference
GB 4208-1993
normative_reference
GB 5768
normative_reference
GB 5768-
normative_reference
GB/T 13849.
normative_reference
GB/T 13849.3
normative_reference
GB/T 15279-1994
normative_reference
IEC 60529
normative_reference
IEC 60841-4-1
normative_reference
IEC 60841-4-3
🔗 Related Standards / 同类标准
GB/Z 41298-2022
Internet of thing (IoT) application protocol—Test methods of the constrained application protocol (CoAP)
GB/Z 41294-2022
Internet of thing (IoT) application protocol—Technical requirements of the constrained application protocol (CoAP)
GB/Z 41293-2022
Technology requirements on WAN based fast and self-deployment of sensor and actuator type of devices
GB/Z 41292-2022
General technology requirements on WAN based remote measurement and control applications for intelligent agriculture
GB/T 2683-1981
Test chart for facsimile transmission
GB/T 2789-1981
Technical requirements for network interface for the analogue microwave relay communication systems
GB/T 3380-1982
Ringing and tone for telephone automatic switching network
GB/T 3378-1982
Subscriber line signalling system for telephone automatic switching network
Content extracted by AI. Not officially verified.