74C068 SH C 250V 4x0.5 Cu2 K3 EG NA

Description

Description

Standards

  • Product
    IEC 60228
  • Test
    IEC 60332-3-23; IEC 60754-1; IEC 61034-2; NF C32-070/C1; NF C32-070/C1

Applications

These control cables alllow connection to a variety of industrial equipement from control room. Many of them require anti-inductive screen (EMI).

Design

Conductor: - Stranded plain copper (class 2)

Insulation: - Zero halogen (SH), cross-linked

Assembling:Polyester tape (optional)

Overall screen: - Copper wire braid (CWB) R ≥ 80%

Outer sheath:
- Low smoke, zero halogen (LSZH)
- Colour: Grey

Core identification

Black cores printed with white numbers

Characteristics

Characteristics

Construction characteristics

Construction characteristics

Conductor material
Plain copper
Type of conductor
Stranded, class 2
Insulation
Halogen-free
Screen
Copper Braid
Outer sheath
LSZH
Halogen free
IEC 60754-1; IEC 60754-2

Dimensional characteristics

Dimensional characteristics

Conductor cross-section
0.44 mm²
Number of cores
4
Conductor diameter
0.9 mm
Diameter over insulation
1.8 mm
Diameter over screen
5.4 mm
Minimum outer diameter
7.4 mm
Maximum outer diameter
9.0 mm
Approximate weight
110 kg/km

Electrical characteristics

Electrical characteristics

Max. DC resistance of the conductor at 20°C
36 Ohm/km
Maximum DC resistance of the conductor at 90°C
45.900 Ohm/km
Reactance at 50 Hz
0.103 Ohm/km
Short Circuit Current 0,3 s Max
0.13 kA
Short Circuit Current 1 s Max
0.07 kA
Impedance at 50 Hz
36 Ohm
Voltage Drop
73.6 V/A.km
Calorific Power
1 MJ/m

Usage characteristics

Usage characteristics

Operating temperature, range
-20 ... 60 °C
Smoke density
IEC 61034-2
Fire retardant
NF C 32070 C1; IEC 60332-3-24 (cat.B)
Electro magnetic interference resistance
Yes
U.V resistance
Yes
Life cycle 60years
Yes
Max. conductor temperature in service
90 °C
Nuclear Classification
Class 1 E Non LOCA/K3

Resources

Resources

Documentation

xlsx — 0 B

Selling & delivery Information

Minimum bending radius:

10 x outer diameter
To be doubled during laying operations

Marking

NEXANS 279  Nber of cores & cross-section Cu EG CST 74 C 068 K3 SH 0.15/0.25 (0.3) kV YYYY  Manufacturing number  + metric marking

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