Cable basic knowledge: commonly used cable types

Date：2020/7/27　　Clicks：1344

Commonly used electrical (wire) cable types

Cable symbol meaning

R-flexible cable (wire) for connection, flexible structure

V－Insulation PVC

V-PVC insulation

V-PVC sheath

B-flat (flat)

S-twisted pair type A-tin or silver plated

F－High temperature resistance

P-braided shield

P2-Copper tape shield

P22－Steel tape armored

Y—prefabricated type, generally omitted, or polyolefin sheath

FD-product category code, refers to branch cables. The Ministry of Construction standards to be promulgated are denoted by FZ, which are essentially the same

YJ—cross-linked polyethylene insulation

V—Polyvinyl chloride insulation or sheath

ZR—flame retardant type NH—refractory type

WDZ—halogen-free low-smoke flame retardant

WDN—halogen-free low-smoke refractory

RV copper core vinyl chloride insulated connecting cable (wire)

AVR tinned copper core polyethylene insulated flat connection flexible cable (wire)

RVB copper core PVC flat connection wire

RVS copper core PVC stranded connecting wire

RVV copper core PVC insulated PVC sheathed round connecting flexible cable

ARVV tinned copper core PVC insulated PVC sheathed flat connecting flexible cable

RVVB copper core PVC insulated PVC sheathed flat connecting flexible cable

RV－105 Copper core heat-resistant 105℃ PVC insulated PVC insulated connection flexible cable

AF－205AFS－250AFP－250 Silver-plated polychloroethylene fluoride plastic insulation, high temperature resistance －60℃~250℃ connecting flexible wire