序 号
Serial number
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项目 Items
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技术性能 Technical performances
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1
|
+20℃时导体直流电阻(≤Ω/Km)
Conductor DC resistance at 20℃
|
见上表 See above table
|
2
|
+20℃时绝缘电阻的常数(≥MΩ·Km)
Insulation resistance at 20℃
|
见上表 See above table
|
3
|
5min工频交流电压试验
5min power frequency alternating current pressure test
|
芯-芯 Core-Core
芯-铠装 Core-Armor
|
3500V不击穿 3500V no breakdown
|
4
|
4h交流高压试验
4h AC high voltage test
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2400V不击穿 2400V no breakdown
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5
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单根垂直燃烧试验
Single wire burning test
|
MT386
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6
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成束燃烧试验
Group burning test
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符合GB/T18380.3标准中B类成束燃烧试验要求
Conforms to GB/T18380.3 standard B kind group burning test
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