... 4,Tracking service 5,ISO,CE,CCC,VD RVV CABLE 300/300V 1 ,Applications Suitable for use in conduit and for ... , protected installation of Wiring Burglar Alarm, Public Address Systems, Intercoms, Telephone Stations, Speakers, Instrumentation, Control and other Low Voltage Circuits that ... Temperature Range: -20°C to +70°C Max Working Voltage: 300/500V, 450/750V Max Current: 1 amp per core5,Standards ...