Electrical characteristics
Test voltage after 2x24 h in water at 20°C:
15 min/50 Hz - 3000V
Loss factor (according to DIN 53483):
20°C/800 Hz - 6x10-3
90°C/800 Hz - 14x10-3
Relative dialectric constant (according to DIN 53483):
20°C/800 Hz - 2.5
70°C/800 Hz - 2.8
Volume resistivity (according to VDE 0472 part 502):
20°C/500V DZ - 1015 Ωcm
90°C/500V DZ - 1015 Ωcm
Breackdown voltage measured on wire: 16/2.4mm-Ø
20°C - ≥ 75kV/mm
80°C - ≥ 65kV/mm
Mechanical characteristics
Tensile strength on delivery :
σB ≥ 30N/mm²
Tensile strength after aging 28d/80°C :
ΔσB ≤ ±15%
Elongation at break on delivery :
εB ≥ 200%
Elongation at break after aging 28d/80°C :
ΔεB ≤ ±15%
Hot deformation (reduction of all thickness) :
100°C/4h - ≤ 105
80°C/4h - ≤ 5%
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