產品用途:本產品適用于礦井下交流額定電壓為450/750v及以下配電裝置中的電器儀表作控制信號保護和測量。
scope of application:this product is suitable under the mine pit exchanges the rated voltage is 450/750vin following power distribution equipment electric appliance measuring appliance makes the control signal protectionsurvey.
執行標準 standards implemented : q/3210hl33.1-q/3210hl33.2-2005
型號、名稱及使用范圍 model desc-riptionsuse scope
| 型 號model | 名 稱desc-riptions | 使 用 范 圍scope of application |
| mkvv | 煤礦用聚氯乙烯絕緣聚氯乙烯護套控制電纜pvc insulated pvc sheathed control cables for use in mines | 礦井中一般控制系統中general control system in mines |
| mkvv22 | 煤礦用聚氯乙烯絕緣鋼帶鎧裝聚氯乙烯護套控制電纜pvc insulated steel tape armored pvc sheathed control cables for use in mines | 礦井中一般控制系統中能承受一定沖擊力和壓力general control system cables are under some impactpressure in the mine |
| mkvv32 | 煤礦用聚氯乙烯絕緣細鋼絲鎧裝聚氯乙烯護套控制電纜pvc insulated fine steel wire armored pvc sheathed control cables for use in mines | 礦井中一般控制系統能承受一定拉力general control system cables are under some pulling force in the mine |
| mkvv42 | 煤礦用聚氯乙烯絕緣粗鋼絲鎧裝聚氯乙烯護套控制電纜pvc insulated thick steel wire armored pvc sheathed control cables for use in mines | 礦井中一般控制系統能承受較大拉力general control system cables are under big impact pulling force in the mine |
| mkvvp | 煤礦用聚氯乙烯絕緣銅絲編織屏蔽聚氯乙烯護套控制電纜pvc insulated copper wire weave shielded pvc sheathed control cables for use in mines | 礦井中強電磁干擾區作一般控制strong electromagnetism interference region as general control in mines |
| mkvvp2 | 煤礦用聚氯乙烯絕緣銅帶屏蔽聚氯乙烯護套控制電纜pvc insulated copper tape shielded pvc sheathed control cables for use in mines | 礦井中強電磁干擾區作一般控制strong electromagnetism interference region as general control in mines |
| mkvvr | 煤礦用聚氯乙烯絕緣聚氯乙烯護套軟控制電纜pvc insulated pvc sheathed soft control cables for use in mines | 礦井中要求移動場合作一般控制request migration situation as general control in mines |
| mkvvrp | 煤礦用聚氯乙烯絕緣銅絲編織屏蔽聚氯乙烯護套軟控制電纜pvc insulated copper wire weave shielded pvc sheathed soft control cables for use in mines | 礦井中要求移動且強電磁干擾區作一般控制request migration situationstrong electromagnetism interference region as general control in mines |
使用特性 service characteristics
| 電纜導體*允許的工作溫度long-term service temperature of the cable conductor | 70℃ | 額定電壓u0/urated voltage u0/u | 450/750v | 電纜敷設溫度cable laying temperature | ≥0℃ |
| 電纜的zui小彎曲半徑 minimun bending radius | 無鎧裝層的≥電纜外徑的6倍，有鎧裝層或銅帶屏蔽的≥電纜外徑的12倍，non armored ≥outer diameter of cable 6 times, armored layer or copper tape shielded≥outer diameter of cable 12times有屏蔽層的軟電纜≥電纜外徑的6倍shielded layer soft cable ≥ outer diameter of cable 6 times | ||||
電纜結構示意圖iiiustration of cable structure
| 型 號 model | 額定電壓 vrated voltage | 導體標稱截面 mm2 conductor nominal sectional | |||||||
| 0.5 | 0.75 | 1.0 | 1.5 | 2.5 | 4 | 6 | 10 | ||
| 芯 數 core number | |||||||||
| mkvv mkvvp | 450/750 | - | 2-61 | 2-14 | 2-10 | ||||
| mkvvp2 | - | 4-61 | 2-14 | 4-10 | |||||
| mkvv22 | - | 4-61 | 2-14 | 4-10 | |||||
| mkvv32 | - | 7-61 | 4-61 | 2-14 | 4-10 | ||||
| mkvv42 | - | 16-61 | 7-61 | 2-14 | 4-10 | ||||
| mkvvr | 4-61 | - | - | ||||||
| mkvvrp | 4-61 | 4-48 | - | - | |||||
注note：*的芯數系列recommendation core series：2、3、4、5、7、8、10、12、14、16、19、24、27、30、37、44、48、52、61芯core
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 sectionalmm2 | 導體結構 conductor structure | +20℃導體直流電阻≤ω/kmconductor dc resistance at 20℃ | +20℃絕緣電阻≥mω·kminsulated resistance at 20℃ | ||
| 種 類type | 根數/單線標稱直徑mmcore 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 | 項目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 | |
