This standard specifies the requirements, test methods, inspection rules, marking and packaging of copper-core polyolefin insulated aluminum-plastic composite sheathed local communication cables. This standard applies to the manufacture, acceptance and use of copper-core polyolefin insulated aluminum-plastic composite sheathed local communication cables. The cables specified in this standard are mainly used to transmit audio, analog signals of 150kHz and below, and digital signals of 2048kbit/s and below. Under certain conditions, it can also be used to transmit digital signals above 2048kbit/s. The cables specified in this standard are only for outdoor use. If they need to be indoors, fire prevention measures should be taken.
YD/T 322-1996 history
2013YD/T 322-2013 Copper core polyolefin insulated aluminum-plastic integrated sheath local communication cable
1996YD/T 322-1996 Copper-core, composite polyolefin insulated, aluminum-plastic sheathed cables for urban local telecommunication