References

• CENELEC HD-21: The harmonized standard for PVC insulated cables and flexible cords with rated voltage up to and including 450/750V.
• CENELEC HD-22: Harmonized document for rubber insulated cables and flexible cords with rated voltage up to and including 450/750V.
• BS7919:2001, Amendment2:2004 - Electric cables — Flexible cables rated up to 450/750V, for use with appliances and equipment intended for industrial and similar environments.

Harmonised Cable Coding

Identification of design

Nominal voltages

Insulating Material

Sheathing Material

Special construction

Conductor form

Number of cores

Ground

CSA in mm2

H

Harmonised Standards

03

300/300V

V

PVC

V

PVC

H

Flat, divisible cords

U

Solid wire

2

2 Core

G

With ground conductor

0.75

A

Authorised National standards

05

300/500V

R

Rubber

R

Rubber

H2

Flat, Non-divisible cords

R

Stranded wire

3

3 Core

X

Without ground conductor

1.5

07

450/750V

S

Silicon

N

Polychloroprene (PCP - Neoprene™)

D5

Central core (non-supported element)

K

Fine wire (for permanent installation)

2.5

J

Glassfibre braid (GFB)

F

Fine wire (for flexible cables)

6.0

T

Textile

H

Super-fine wire

10.0

T2

Textile with flame resistance

Y

Tinsel

16.0

Example

H07RNF3G1.5

Harmonised, 450/750V, Rubber, Polychloroprene, Fine wire flexible cable, 3 core with ground, 1.5mm²

• Discussion