74C068 SH C 0.6/1kV 3x16 Cu2 K3 EG NA

Description

Description

Standards

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

Applications

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

Design

Conductor:
- Stranded (class 2) or flexible (class 5) plain copper
Insulation:
- Zero halogen (SH), cross-linked
Assembling:
- An inner sheath acting as a filler or polyester tape
Screen:
- Copper wire braid (CWB) R ≥ 80%
Outer sheath:
- Low smoke, zero halogen (LSZH)
- Colour: Grey

Core identification

Black cores printed with white numbers
Optional: with G/Y core.

Characteristics

Characteristics

Construction characteristics

Construction characteristics

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

Dimensional characteristics

Dimensional characteristics

Conductor cross-section
16 mm²
Number of cores
3
Conductor diameter
4.9 mm
Diameter over insulation
6.3 mm
Diameter over screen
14.7 mm
Minimum outer diameter
17.1 mm
Maximum outer diameter
19.7 mm
Approximate weight
795 kg/km

Electrical characteristics

Electrical characteristics

Max. DC resistance of the conductor at 20°C
1.15 Ohm/km
Maximum DC resistance of the conductor at 90°C
1.460 Ohm/km
Reactance at 50 Hz
0.076 Ohm/km
Short Circuit Current 0,3 s Max
4.2 kA
Short Circuit Current 1 s Max
2.6 kA
Voltage Drop
2.4 V/A.km
Impedance at 50 Hz
1.15 Ohm
Calorific Power
3.5 MJ/m
Permissible short circuit current
- kA
Rated Voltage Uo/U (Um)
0.6/ 1 (1.2) kV

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 0.6/1(1.2) kV YYYY  Manufacturing number  + metric marking

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