| | | 聚氯乙烯絕緣及護套控制電纜 KVV 2＊0.75.3.4.5.6.7.8.10.14.16.19.24.30.37 | | 電纜主要技術性能 major technical performances 1、 電纜導體直流電阻及絕緣電阻 cable conductor dc resistanceinsulated resistance | | | 標稱截面
nominal sectional
(mm2) | 導體結構
conductor structure | +20℃導體直流電阻(≤ω/km)
conductor dc resistance at 20℃ | +20℃絕緣電阻(≥mω·km)
insulated resistance at 20℃ | | 種類type | 根數/單線標稱直徑(mm)
core no./ single nominaldiameter | 不鍍錫
untinned | 鍍錫
tinned | | 0.5 | 5 | 16/0.20 | 39.0 | 40.1 | 15 | | 0.75 | 1 | 1/0.97 | 24.5 | 24.8 | 12 | | 0.75 | 2 | 7/0.37 | 24.5 | 24.8 | 12 | | 0.75 | 5 | 24/0.20 | 26.0 | 26.7 | 12 | | 1.0 | 1 | 1/1.13 | 18.1 | 18.2 | 11 | | 1.0 | 2 | 7/0.43 | 18.1 | 18.2 | 10 | | 1.0 | 5 | 32/0.20 | 19.5 | 20.0 | 10 | | 1.5 | 1 | 1/1.38 | 12.1 | 12.2 | 11 | | 1.5 | 2 | 7/0.52 | 12.1 | 12.2 | 10 | | 1.5 | 5 | 30/0.52 | 13.3 | 13.7 | 10 | | 2.5 | 1 | 1/1.78 | 7.41 | 7.56 | 10 | | 2.5 | 2 | 7/0.68 | 7.41 | 7.56 | 9 | | 2.5 | 5 | 50/0.25 | 7.98 | 8.21 | 9 | | 4 | 1 | 1/2.25 | 4.61 | 4.70 | 8.5 | | 4 | 2 | 7/0.85 | 4.61 | 4.70 | 7.7 | | 6 | 1 | 1/2.76 | 3.08 | 3.11 | 7 | | 6 | 2 | 7/1.04 | 3.08 | 3.11 | 6.5 | | 10 | 2 | 7/1.35 | 1.83 | 1.84 | 6.5 | | | 2、電纜其它主要技術性能 other major technical performances 型號model:mkvv22、mkvv32、mkvv42、mkvv、mkvvr、mkvvp、mkvvp2、mkvvrp | | | | | | 序號
serial number | KVV 2＊0.75.3.4.5.6.7.8.10.14.16.19.24.30.37
items | 技術性能
technical performances | | 1 | +20℃線芯直流電阻(≤ω/km) core dc resistance at 20℃ | 見上表 see above table | | 2 | +20℃絕緣電阻(≥mω·km) insulation resistance at 20℃ | 見上表 see above table | | 3 | 5min耐工頻交流電壓試驗
5min power frequency alternating current pressure test | 芯-芯core-core
芯-屏蔽core-shield
芯-鎧裝 core-armor | 3000v不擊穿 3000v no breakdown | | 4 | 單根垂直燃燒試驗 single wire burning test | mt386 | | 5 | 成束燃燒試驗 group burning test | 符合gb/t18380標準中b類成束燃燒試驗要求
conforms to gb/t18380 standard b kind group burning test | | | | | |
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