The 20℃ D.C resistance of conductor should comply with GB/T3956-2008.
(2)成品电缆电压试验:A.C. 3.5kV电压,持续5分钟不击穿。
Completed cable voltage test: AC3.5kV, last 5 minute no breakdown.
(3)70℃时绝缘电阻常数Ki:0.037MΩ·km
Insulation resistance constant @ 70℃: 0.037MΩ·km
(4)绝缘抗张强度,最小:12.5N/mm2
Insulation tensile strength:≥12.5N/mm2
(5)绝缘断裂伸长率,最小:150%
Insulation elongation at break: ≥150%