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BS5308 Part1 Instrumentation Cable Polyethylene Insulated
VDE Ref Code
|
PVC Sheath Version |
RE-2Y(St)Y (Overall Screen) |
|
LSOH Sheath Version: |
RE-2Y(St)H (Overall Screen) |
Construction
|
Construction: |
Annealed solid copper(Class 1),stranded(Class2), or fiexible(Class 5) to BS5360 . |
|
Binder tape: |
A 23 micron p.e.t.p.tape applied with a minimum 50% overlap. |
|
Insulation: |
Polyethylene to BS 6234 Type 03. |
|
Collective screen: |
Aluminium/p.e.t.p.laminated tape applied with the metallic side down in electrical contact with a 0.5mm 2 tinned copper drain wire over the p.e.t.p.binder tape. |
|
Pair identification: |
a)Collectively screened cables:Colour coded in accordance with Colour Code Chart 1 on page3 |
|
Outer protection: |
Type 1 Extruded flame retardant PVC sheath. |
|
Pair screens: |
Aluminium/p.e.t.p.Laminated tape applied with the metallic side down in electrical contact with a 0.5 mm 2 tinned copper drain wire. |
|
Minimum bending radius: |
Type 1: 8 x diameter. |
|
Voltage rating: |
300 volt core to earth and 500 volt core to core at maximum temperature of 65℃ |
|
Temperature rating: |
During Operation:-40℃+70℃ |
These cables are not for direct connection to the public mains supply
Electrical characteristics
|
Parameter |
Note |
Unit |
Conductor size |
|||||
|
0.5mm² (1/0.8mm) |
0.5mm² (16/0.2mm) |
0.75mm² (24/0.2mm) |
1.0mm² (1/1.13mm) |
1.5mm² (7/0.53mm) |
||||
|
Conductor resistance |
max. |
Ω/Km |
36.8 |
39.7 |
26.5 |
18.2 |
12.3 |
|
|
Insulation resistance |
max. |
GΩxKm |
5 |
5 |
5 |
5 |
5 |
|
|
Mutual capacitance at 1 kH-One pair and two pair(Quad)cables with collective screen and all cables with individually screened pairs -Cables with only collective screen except one pair and two pair(Quad) |
max. |
pF/m |
115 |
115 |
115 |
115 |
115 |
|
|
75 |
75 |
75 |
75 |
75 |
||||
|
Capacitance unbalance at 1 kHz |
max. |
pF/250m |
250 |
250 |
250 |
250 |
250 |
|
|
Inductance/resistance ratio(L/R) |
max. |
μH/Ω |
25 |
25 |
25 |
25 |
25 |
|
|
Test voltage |
(Core:core) |
- |
V |
1000 |
1000 |
1000 |
1000 |
1000 |
|
(Core:core) |
V |
1000 |
1000 |
1000 |
1000 |
1000 |
||
|
Rated voltage |
max. |
V |
300/500 |
300/500 |
300/500 |
300/500 |
300/500 |
|
MULTIPAIR INSTRUMENTATION CABLES(UNARMOURED)
TO BS 5308 PART 1-COLLECTIVELY SCREENED
|
Conductor |
Number of Pairs |
Nominal Overall Dia(mm) |
Approx Weight (kg/km) |
|
1/0.8mm (0.5mm² ) |
1 |
5.7 |
40 |
|
2(Quad) |
6.5 |
60 |
|
|
5 |
11.0 |
130 |
|
|
10 |
14.4 |
220 |
|
|
20 |
18.8 |
380 |
|
|
30 |
22.4 |
540 |
|
|
16/0.2mm (0.5mm² ) |
1 |
6.4 |
60 |
|
2(Quad) |
7.3 |
80 |
|
|
5 |
12.5 |
200 |
|
|
10 |
16.6 |
340 |
|
|
20 |
21.7 |
570 |
|
|
30 |
26.3 |
790 |
|
|
24/0.2mm (0.75mm² ) |
1 |
6.7 |
75 |
|
2(Quad) |
7.7 |
100 |
|
|
5 |
13.7 |
250 |
|
|
10 |
18.1 |
450 |
|
|
20 |
23.9 |
800 |
|
|
30 |
28.9 |
1130 |
|
|
1/1.13mm (1.0mm²) |
1 |
6.8 |
85 |
|
2(Quad) |
7.8 |
115 |
|
|
5 |
13.7 |
290 |
|
|
10 |
17.8 |
500 |
|
|
20 |
|