circuit a-core red, b-core black
circuit a-core white, b-core yellow
3- and multi-paired installation cables
a-core pair each layer red
other pairs are white
b-core blue, yellow, green, brown, black in
continuous repeat
Counting: from outside inside
COLOUR CODE INSTALLATION CABLE
..
The quads sub units are counted according the se-
quence basic colours. colour group identi ca-
tion tape
1 I
2 II
3
pink
III
–
4 IIII
5 I
6 II
7
orange
III
–
8 IIII
9 I
10 II
11
violet
III
–
12 IIII
13 I
14 II
15
pink
III
blue
16 IIII
17 I
18 II
19
orange
III
red
20 IIII
Cables with more
than units
contain coloured
plastic helix in
addition ring
code.
Ring-colour and Ring-group
Ring-group 1
Ring-group 2
Ring-group 3
Ring-group 4
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Unit- Ring- Ring- Colour-
No.
J-Y(St)Y Lg
2-paired installation cables are stranded star quad..1098
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3DLUnFRORXUnLGHQWLęFDWLRQ
The insulating cores are identi with different
basic colours which are repeated sequencely in
each unit. All cores
in each unit are marked with coloured rings and
ring-groups. The units are counted continuo-
usly through all layers beginning the inner layer.
Counting direction all units from inside to
outside.
Basic colours pairs
Pair 4
a-core blue grey green white
b-core red yellow brown black
2-paired cables: the cores are stranded a
star quad:
circuit a-core blue circuit a-core grey
b-core red b-core yellow
Each unit assigned one group ring.
-n<<%G-n++%G-n< <%G
J-H(St)H and J-2Y(St)Y Bd
The Insulating coverings single cores star quad
are marked with black rings:
a-core
side circuit 2
b-core 其
a-core
side circuit 1
b-core 其
without printing
The cores star quads sub unit are counted
according the sequence basic colours:
Quad basic colour all cores red
Quad basic colour all cores green
Quad basic colour all cores grey
Quad basic colour all cores yellow
Quad basic colour all cores white
The marker units are identi with red helix, the
others with white uncoloured
