煤礦用阻燃控制電纜
Fire retardant control cables inmines
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 450/750V and in following power distribution equipment electric appliance measuring appliance makes the control Signal protection and survey.
執行標準 Standards implemented : MT818-1999
型號、名稱及使用范圍 Model descriptions and Use scope
型號Model | 名稱
Descriptions | 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 inmines | 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 foruse 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 impact and pressurein 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 cablesfor 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 themine |
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 cablesfor 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 forcein 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 controlcables 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 inmines |
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 foruse in mines | 礦井中強電磁干擾區作一般控制
Strong electromagnetism interference region as general control inmines |
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 inmines | 礦井中要求移動場合作一般控制
Request migration situation as general control inmines |
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 controlcables 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 situation and strong electromagnetisminterference region as general control inmines |
使用特性Service characteristics
電纜導體長期允許的工作溫度
Long-term service temperature of the cable conductor | 70℃ | 額定電壓U0/U
Rated voltage U0/U | 450/750V | 電纜敷設溫度
Cable laying temperature | ≥0℃ |
電纜的*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 orcopper 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 6times |
電纜結構示意圖
IIIustration of cable structure
型號Model | 額定電壓V
Rated voltage | 導體標稱截面mm2 Conductor nominalsectional |
0.5 | 0.75 | 1.0 | 1.5 | 2.5 | 4 | 6 | 10 |
芯數Core number |
MKVVMKVVP | 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：推薦的芯數系列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 resistance and insulated 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 Othermajor 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 pressuretest | 芯-芯Core-Core
芯-屏蔽Core-Shield
芯-鎧裝Core-Armor | 3000V不擊穿 3000V nobreakdown |
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 burningtest |