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VDE Colour Code for Power Cables

No. of cores Harmonised Cables with Green/Yellow Earth Not Harmonised without Green/Yellow Earth Concentric Conductor Cables
2 - BN+BU -
3 G/Y – BN+BU BK – BN – BU -
4 G/Y – BK+BU – BN BK – BN – BU – BK -
5 G/Y – BK+BU – BN – BK BK – BN – BU – BK – BK -
6 onwards G/Y on outer layer numbered in white on black cores. No. 1 inside layer Numbered in white on black cores. No. 1 inside layer -
2 - BN+BU BK – BU
3 G/Y – BK – BU BK – BN – BU BK – BU – BN
4 G/Y – BK – BU – BN BK – BN – BU – BK BK – BU – BN – BK
5 G/Y – BK – BU – BN – BK BK – BN – BU – BK – BK -
6 onwards G/Y on outer layer numbered in white on black cores. No. 1 inside layer Numbered in white on black cores. No. 1 inside layer Numbered in white on black cores. No. 1 inside layer

Colour abbreviations:

G/Y = Green/Yellow

BN = Brown

BU = Blue

BK = Black

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