SIWO-KUL B20 1x70 6,6/7,2 kV GY

Description

Description

Standards

  • Product
    CSA C22.2 N° 210-05; IEC 60228; UL 758
  • Installation
    IEC 60092
  • Test
    IEC 60331; IEC 60332-1; IEC 60332-3-22; IEC 60332-3-24; IEC 60754-1; IEC 60754-2; IEC 61034

Application

  • Connection of rotating machines windings, like motors, alternators, generators.
  • Cabling of static devices, like power converters, motor drives, power cabinets, transformers
  • Adapted for wind turbines, marine and offshore, rollingstock, photovoltaic, energy storage systems

Construction

  • Flexible tin-plated copper conductor class 5 as per IEC 60228, other class in option
  • Co-extruded semiconductor layer
  • High grade silicon rubber insulation
  • Mechnical protection by silicone coated synthetic fibre braid
  • Co-extruded semi-conductor reduces partial discharge and increases cable life

Properties

  • Operating temperature in continuous mode -55°C to +180°C
  • Resistance to thermal shocks, UV and oils
  • Compatibility to VPI impregnation resins

 

  • Type approval certificate : Lloyds Register LR21139304TA
  • Type approval certificate : BV Marine & Offshore 09555/D0 BV, file : ACE 01/723/01
  • Certificate of compliance : UL758 AWM Style 3642, file : AVLV2.E45073
  • Certificate of compliance : CSA Standard C22.2 N°210-15, file : LL 36040 AWM

Characteristics

Characteristics

Construction characteristics

Construction characteristics

Conductor material
Tinned copper
Conductor flexibility
Flexible class 5
Insulation
Special Silicone
Halogen free
Yes
Outer sheath
Synthetic yarn braiding
Construction type
328 x 0.50

Dimensional characteristics

Dimensional characteristics

Conductor cross-section
70 mm²
Nominal outer diameter
18.35 mm
Approximate weight
790 kg/km
Conductor diameter
11.85 mm

Electrical characteristics

Electrical characteristics

Operating voltage
6.6 kV
Test voltage
20 kV
Max. DC resistance of the conductor at 20°C
0.277 Ohm/km
Breakdown voltage
30 kV
Breakdown field strength (kV/mm)
> 20
Loss factor tan d
< 10-2

Mechanical characteristics

Mechanical characteristics

Elongation at break of insulation (%)
> 250

Usage characteristics

Usage characteristics

Minimum static operating bending radius
111 mm
Operating temperature, range
-55 ... 180 °C
Chemical resistance
Good
Maximum operating temperature
180 °C
Minimum operating temperature
-55 °C
Oil resistance
Yes
Flame retardant
IEC 60332-1
Fire retardant
IEC 60332-3
Fire resistant
IEC 60331
Gases corrosivity
IEC 60754-1; IEC 60754-2
Smoke density
IEC 61034
Packaging
Cut to length

Resources

Resources

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