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Chinese cable coding system

January 08, 2020

Classification according to usage

K---control cable

B--if it refers to the first letter of the model, building wire for general purpose;

if it is used as the last letter of in the model, it refers to flat cable

R--flexible wire

JK--overhead insulated cable

{C}Y-{C}-mobile cable

M--mine use cable

Conductor code



LH--aluminum alloy

Insulation code



Z--PE or polyolefin



Sheath code

V--PVC sheath;  Y--PE sheath;  N--Nylon sheath

Shield/screen code

P--copper wire braid shield;

P2--copper tape shield

P3--aluminum foil plastic composite shield

Feature code

B--flat shape; R---flexible type; C---heavy type; Q---light-weight type; H--welding machine use; S--twisted type;Z(ZR)---flame retardant; N(NH)--fire resistant; WD--zero helogan low smoke

Armor code

2--steel tape armor;

3--fine steel wire armor;

4--thick steel wire armor;

5--Embossed steel tape armor;

6--non-metalic tape armor;

7---non-metalic wire armor

Outer sheath code when have armor

1--polymer sheath;

2--PVC shath;

3--PE sheath

Below are some common cable types examples

VV - copper core PVC insulated PVC sheathed power cable

VLV - aluminum core PVC insulated PVC sheathed power cable

YJV22--copper core XLPE insulated steel tape armored PVC sheathed power cable

KVV - PVC insulated PVC sheathed control cable

227IEC 01 (BV) - single core copper cable without sheath for general purpose

227IEC 02 (RV) - general purpose single core flexible conductor cable without sheath

227IEC 10 (BVV) - BVV for short, light PVC sheathed cable

227IEC 52 (RVV) - RVV for short, light PVC sheathed flexible wire

227IEC 53 (RVV) - RVV for short, ordinary PVC sheathed flexible wire

BVR copper core PVC insulated flexible cable for fixed installation use

BVVB copper core PVC insulated PVC sheathed flat cable

JKLYJ- XLPE insulated overhead cable

YC, YCW - heavy rubber sheathed flexible cable

YZ, YZW - medium rubber sheathed flexible cable

YQ, yqw - light rubber sheathed flexible cable

YH - electric welding machine cable

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