74C068 SH C 500V 19x1 Cu2 K2 EG NA EN 50200/362

Description

Description

Standards

  • Product
    IEC 60228
  • Test
    EN 50200; EN 50362; 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
Flame barrier:
- Mica tape (MGT)
Insulation:
- Zero halogen (SH), cross-linked
Assembling:
- Polyester tape (optional)
Inner sheath:
- Low smoke, zero halogen (LSZH)
- Colour: Grey
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
Type of conductor
Stranded, class 2
Insulation
Halogen-free
Inner sheath
LSZH
Screen
Bare copper braid
Outer sheath
LSZH
Halogen free
IEC 60754-1; IEC 60754-2

Dimensional characteristics

Dimensional characteristics

Conductor cross-section
1 mm²
Number of cores
19
Conductor diameter
1.3 mm
Diameter over insulation
3.5 mm
Diameter over inner sheath
20.1 mm
Diameter over screen
21.3 mm
Minimum outer diameter
23.3 mm
Maximum outer diameter
26.7 mm
Approximate weight
1030 kg/km

Electrical characteristics

Electrical characteristics

Max. DC resistance of the conductor at 20°C
18.1 Ohm/km
Maximum DC resistance of the conductor at 90°C
23.000 Ohm/km
Reactance at 50 Hz
0.121 Ohm/km
Short Circuit Current 0,3 s Max
0.26 kA
Short Circuit Current 1 s Max
0.14 kA
Impedance at 50 Hz
18.1 Ohm
Voltage Drop
36.9 V/A.km
Calorific Power
6.8 MJ/m
Rated Voltage Uo/U (Um)
0.3/0.5(0.6)kV

Usage characteristics

Usage characteristics

Operating temperature, range
-20 ... 60 °C
Smoke density
EN/IEC 61034-2
Fire retardant
NF C 32070 C1; IEC 60332-3-24 (cat.B)
Fire resistant
EN 50200/362
Electro magnetic interference resistance
Yes
Life cycle 60years
Yes
Radiation resistant
Yes
U.V resistance
Yes
Max. conductor temperature in service
90 °C
Nuclear Classification
K2

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 K2 SH 0.3/0.5(0.6) kV EN 50200/362 YYYY  Manufacturing number  + metric marking

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