74C068 SH MT 6/10kV 1x400 Alu2 K1 NA

Description

Description

Standards

  • Product
    IEC 60228; IEC 60502-2
  • Test
    IEC 60332-3-23; IEC 60754-1; IEC 61034-2; NF C32-070/C1; NF C32-070/C1

Applications

These medium voltage cables are used for medium voltage power supply, 

 

Design

Conductor:

Stranded bare copper or aluminium (class 2)

Screen:

Semi-conductor

Insulation:

Ethylene Propylene Rubber (EPR)

Insulation screen:

Semi-conductor

Copper tape

 Assembling sheath:

Halogen free

Outer sheath:

Low smoke, zero halogen (LSZH)

Colour: Black

 

Core identification

1x: natural
3x: black - green - brown (by tape under copper screen)

 

Marking

NEXANS 279  Nber of cores & cross-section Cu/Al CST 74 C 068 00 K1 SH 6/10(12) kV YYYY  Manufacturing number  + metric marking

 

Standard

IEC 60332-3-23(B)

 

Quality insurance according ot RCC-E
 

Characteristics

Characteristics

Construction characteristics

Construction characteristics

Conductor material
Aluminum
Type of conductor
Stranded, class 2
Insulation
Halogen-free
Outer sheath
Halogen-free
Halogen free
IEC 60754-1

Dimensional characteristics

Dimensional characteristics

Conductor cross-section
400 mm²
Number of cores
1
Diameter over screen
- mm
Minimum outer diameter
42.4 mm
Maximum outer diameter
46.8 mm
Approximate weight
2712 kg/km

Electrical characteristics

Electrical characteristics

Rated Voltage Uo/U (Um)
6 / 10 (12) kV

Usage characteristics

Usage characteristics

Fire retardant
NF C 32070 C1; IEC 60332-3-24 (cat.B)
Smoke density
EN/IEC 61034-2
Life cycle 60years
Yes
Radiation resistant
Yes
Loss of coolant accident resistant
Yes
Max. conductor temperature in service
90 °C
Operating temperature, range
-20 ... 60 °C
Nuclear Classification
Class 1 E LOCA /K1

Resources

Resources

Selling & delivery Information

Minimum bending radius:

1 core: 10 x outer diameter
Multi: 8 x outer diameter
To be doubled during laying operations

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