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Description
Description
Standards
-
NationalIS 200
Multicore cables with tinned copper conductor, HEPR insulation, galvanized steel tapes armour, PVC outer sheath.
Application:
Used in the outside circuits of signaling and security facilities located at both railway lines and at stations.
For fixed installation.
Construction:
- Conductor: solid, round tinned copper – Cl. 1 (CEI EN 60228) (up to 6 mm2);
- stranded, compacted, round tinned copper – Cl. 2 (CEI EN 60228) (above 6 mm2).
- Insulation: cross-linked HEPR compound - type G7.
- Inner sheath:
- first layer: cross-linked HEPR compound - type G7;
- second layer: cross-linked compound - type Ky.
- Armour: double galvanized steel tape (nominal thickness = 0,2 mm).
- Outer sheath: extruded PVC compound - type Rz. Colour: black.
Core identification:
Two cores:
- brown - black
Three cores:
- brown - blue - black
Four cores:
- brown - blue - black - black
Eight cores:
- brown - blue - black (6)
Sixteen cores:
- brown (2) - blue - black (13)
Functional characteristics:
- Rated voltages U0/U: 450/750 V
- Max. operating temperature of conductor: 90°C
- Max. short circuit temperature of conductor: 250°C (max 5s)
- Min. installation temperature: 0°C
- Max. tensile strength on the conductor during installation: 50 N/mm2
- Min. bending radius during installation: 14 Dcable
Characteristics
Characteristics
Construction characteristics
Construction characteristics
Conductor material
Tinned copper
Conductor shape
Round, stranded and compacted
Conductor flexibility
Class 2 IEC 60228
Insulation
Cross-linked compound - Type G7
Insulation colour
Brown / Black / Blue
Lay Up
Multicores
Inner sheath
Cross-linked elastomeric inner sheath
Armour type
Galvanized steel tapes
Outer sheath
PVC compound
Sheath colour
Black
Dimensional characteristics
Dimensional characteristics
Number of cores
3
Conductor cross-section
16 mm²
Conductor diameter
4.8 mm
Average insulation thickness
0.7 mm
Diameter over insulation
6.4 mm
Inner sheath thickness
2.0 mm
Armour thickness
0.2 mm
Nominal outer sheath thickness
1.8 mm
Nominal outer diameter
25.1 mm
Approximate weight
1070 kg/km
Electrical characteristics
Electrical characteristics
Rated Voltage Uo/U (Um)
450/750 V
Max. DC resistance of the conductor at 20°C
1.16 Ohm/km
Permissible short circuit current conductor 1s
2.3 kA
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Resources
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