Different letters of the alphabet on behalf of the wire and cable and their respective roles briefly

1, RVV sheathed wire: copper core PVC insulated PVC sheathed flexible cable Usage: applied to electrical appliances, instruments and electronic equipment and automation devices with power lines, control lines and signal transmission lines, specifically can be used for burglar alarm system, building intercom system, etc.. RVVP shielded and sheathed wire: copper core PVC insulated and shielded PVC sheathed flexible cable Voltage 300V/300V 2-24 cores Usage: Instruments, meters, intercom, monitoring, control installation. 2, SYV coaxial wire and cable wireless communications, broadcasting, monitoring systems engineering and related electronic equipment to transmit RF signals (including integrated coaxial cable) 3, SYWV (Y): physical foaming polyethylene insulated cable TV system wire and cable 4, RG: physical foaming polyethylene insulated access network wire and cable for coaxial fiber-optic hybrid network (HFC) for the transmission of data analog signals. 5, KVV: PVC insulated control wire and cable uses: electrical appliances, meters, power distribution devices signal transmission, control, measurement. KVVP: PVC sheathed braided shielded wire and cable uses: electrical appliances, meters, power distribution devices, signal transmission, control, measurement. 6, AVVR: polyvinyl chloride sheath installation of soft wire and cable 7, SBVV HYA: data communication wire and cable (indoor and outdoor) for telephone communications and radio equipment connection and telephone wiring network wiring for the distribution box. 8, RVS: copper-core PVC insulated stranded connection with soft wires suitable for fire automatic fire alarm system, household appliances, small power tools, connecting audio equipment, etc. RVB: a kind of flat unshielded soft wire, commonly known as red and black wire. Suitable for household appliances, small electric tools, instruments, meters and power lighting connection with electricity, etc. 9, BV, BVR PVC insulated wire use: for electrical instrumentation and power lighting equipment and fixed wiring. 10, RIB speaker connection line (audiophile line) 11, SFTP twisted-pair cable Transmission of telephone, data and information networks 12, UL2464 computer connection line 13, VGA monitor line 14, SDFAVP, SDFAVVP, SYFPY coaxial wire and cable, elevator special 15, JVPV, JVPVP, JVVP Copper-core PVC insulated and sheathed with copper wire braided Electronic computer control wire and cable

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