Telephone Cables

 Colour Codes & Cable Make Up

Mirror Image Core Lay-ups
Mirror image telephone cable core constructions are available in 1200 pair or more cable designs, all of which use 100 pair super units.

 

 

 

 

 

H) Colour Code According to BT CW 110J

Pair
No.
a-wire b-wire Pair
No.
a-wire b-wire Pair
No.
a-wire b-wire
1 WHITE BLUE 35 YELLOW WHITE Green 69 VIOLET BROWN Blue
2 WHITE ORANGE 36 YELLOW Green Brown 70 VIOLET GREY Blue
3 WHITE GREEN 37 YELLOW GREY Green 71 VIOLET WHITE Orange
4 WHITE BROWN 38 YELLOW WHITE Brown 72 VIOLET ORANGE Green
5 WHITE GREY 39 YELLOW GREY Brown 73 VIOLET ORANGE Brown
6 WHITE WHITE Blue 40 YELLOW WHITE Grey 74 VIOLET GREY Orange

7

WHITE

ORANGE

Blue

41

BLACK

BLUE

75

VIOLET

WHITE

Green

8

WHITE

GREEN

Blue

42

BLACK

ORANGE

76

VIOLET

GREEN

Brown

9

WHITE

BROWN

Blue

43

BLACK

GREEN

77

VIOLET

GREY

Green

10

WHITE

GREY

Blue

44

BLACK

BROWN

78

VIOLET

WHITE

Brown

11

WHITE

WHITE

Orange

45

BLACK

GREY

79

VIOLET

GREY

Brown

12 WHITE ORANGE Green 46 BLACK WHITE Blue 80 VIOLET WHITE GREY

13

WHITE

ORANGE

Brown

47

BLACK

ORANGE

Blue

81

RED

BLUE

14

WHITE

GREY

Orange

48

BLACK

GREEN

Blue

82

RED

ORANGE

15

WHITE

WHITE

Green

49

BLACK

BROWN

Blue

83

RED

GREEN

16

WHITE

GREEN

Brown

50

BLACK

GREY

Blue

84

RED

BROWN

17

WHITE

GREY

Green

51

BLACK

WHITE

Orange

85

RED

GREY

18

WHITE

WHITE

Brown

52

BLACK

ORANGE

Green

86

RED

WHITE

Blue

19

WHITE

GREY

Brown

53

BLACK

ORANGE

Brown

87

RED

ORANGE

Blue

20

WHITE

WHITE

Grey

54

BLACK

GREY

Orange

88

RED

GREEN

Blue

21

YELLOW

BLUE

55

BLACK

WHITE

Green

89

RED

BROWN

Blue

22

YELLOW

ORANGE

56

BLACK

GREEN

Brown

90

RED

GREY

Blue

23

YELLOW

GREEN

57

BLACK

GREY

Green

91

RED

WHITE

Orange

24

YELLOW

BROWN

58

BLACK

WHITE

Brown

92

RED

ORANGE

Green

25

YELLOW

GREY

59

BLACK

GREY

Brown

93

RED

ORANGE

Brown

26 YELLOW WHITE Blue 60 BLACK WHITE Grey 94 RED GREY Orange

27

YELLOW

ORANGE

Blue

61

VIOLET

BLUE

95

RED

WHITE

Green

28

YELLOW

GREEN

Blue

62

VIOLET

ORANGE

96

RED

GREEN

Brown

29

YELLOW

BROWN

Blue

63

VIOLET

GREEN

97

RED

GREY

Green

30

YELLOW

GREY

Blue

64

VIOLET

BROWN

98

RED

WHITE

Brown

31

YELLOW

WHITE

Orange

65

VIOLET

GREY

99

RED

GREY

Brown

32 YELLOW ORANGE

Green

66 VIOLET WHITE Blue 100 RED WHITE Grey
33 YELLOW ORANGE

Brown

67 VIOLET ORANGE Blue 101 WH Red BLUE
34 YELLOW GREY Orange 68 VIOLET GREEN Blue 102 WH Red ORANGE

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