1. What is the difference between wire RV and cable RVV?
①The naming method is different
RV is generally used for single-core soft electrical conductor without sheath cable, RVV polyethylene insulation layer polyethylene sheath cable and wire.
②The structure of the electrical conductor is different
The RV wire is a single-core copper wire; while the RVV is a multi-core copper wire, which is composed of two or more RV wires. The order of the copper core cable is not particularly specified.
③The structure of the grommet is different
There is no protective sheath on the outside of the RV cable; while there is a layer of PVC sheath on the outside of the RVV cable. effect.
④The rated voltage is different
RV lines are rated at 450V/750V, while RVV lines are rated at 300V/500V.
⑤The main purpose is different
RV line is suitable for flexible installation sites with strict regulations, such as electrical cabinets, power distribution cabinets and various low-voltage electrical machinery and equipment. It can be used for power engineering, electrical control system data signals and power switch data signals transmission, and is suitable for The installation site is wet, cold and oily.
RVV line is suitable for operating data signal coaxial cable, electrical equipment, instrument panel, automated machinery, high-rise residential building intercom system software, household lighting wiring, etc.
