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BS 5308 Cables
BS5308 Part 2
BS5308 Part 2 / Type 1
BS5308 Cable Part 2 Type1
PVC-IS-OS-PVC
Application
The unarmoured versions (Part 2 Type 1) are generally use for indoor installation and suitable for wet and damp areas. Generally used within industrial process manufacturing plants for communication, data and voice transmission signals and services, Also used for the interconnection of electrical equipment and instruments, typically in chemical or petrolchemical industry.
Construction
Conductor |
Annealed copper, sizes: 0.5mm² and 0.75mm² mulitistranded(Class 5), 1.5mm² multistranded(Class 2) to BS6360 |
Insulation |
PVC (polyvinyl chloride), type TI1 to BS 6746 |
Pairing |
Two insulated conductors uniformly twisted together with a lay not exceeding 100mm |
Colour code |
See technical information |
Individual screen |
Aluminium/polyester tape is applied over each pair metallic side down in contact with tinned copper drain wire, 0.5mm² |
Binder tape |
PETP transparent tape |
Collective screen |
Aluminium/polyester tape is applied over the laid up pairs metallic side down in contact with tinned copper drain wire, 0.5mm² |
Outer sheath |
PVC Sheath, type TM 1 or type 6 to BS 6746 |
Sheath colour |
Black or blue |
Mechanical and Electrical Properties
Operating temperature: -40˚C up to + 70˚C( fixed installation) 0˚C to +50˚C(during operation )
Minimum bending radius: 5 x overall diameter
Conductor Area Size |
mm 2 |
0.5 |
0.75 |
1.5 |
Conductor Stranding |
No. x mm |
16 x 0.2 |
24 x 0.2 |
7 x 0.53 |
Conductor resistance max |
ohm/km |
39.7 |
26.5 |
12.3 |
Insulation resistance min |
Mohm/km |
25 |
25 |
25 |
Max. Mutual Capacitance: pair or adjacent cores |
pF/m |
250 |
250 |
250 |
Capacitance between any core or screen max. |
pF/m |
400 |
400 |
400 |
Max. L/R Ratio for adjacent cores(Inductance/Resistance) |
μH/ohm |
25 |
25 |
40 |
Test voltage |
Core to core |
V |
1000 |
1000 |
1000 |
Core to screen |
V |
1000 |
1000 |
1000 |
Rated voltage max |
V |
300/500 |
300/500 |
300/500 |
No.of Pairs |
No.and Dia. of Wires |
Nominal Conductor Cross-Sectional Area |
Nominal Thickness of Insulation |
Nominal Thickness of Sheath |
Nominal Dia. of Cable |
Approx.Weight |
|
no./mm |
mm2 |
mm |
mm |
mm |
kg/km |
50 |
24/0.2 |
0.75 |
0.6 |
2.2 |
43.9 |
2225 |
2 |
7/0.53 |
1.5 |
0.6 |
1.2 |
13.6 |
265 |
5 |
7/0.53 |
1.5 |
0.6 |
1.3 |
147.8 |
490 |
10 |
7/0.53 |
1.5 |
0.6 |
1.5 |
24.1 |
820 |
15 |
7/0.53 |
1.5 |
0.6 |
1.7 |
28.2 |
1110 |
20 |
7/0.53 |
1.5 |
0.6 |
1.7 |
31.9 |
1470 |
30 |
7/0.53 |
1.5 |
0.6 |
2 |
38.8 |
2070 |
50 |
7/0.53 |
1.5 |
0.6 |
2.2 |
49.1 |
3340 |
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