Fire retardant control cables in mines 产品用途:本产品适用于矿井下交流额定电压为450/750V及以下配电装置中的电器仪表作控制信号保护和测量。 | 
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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. 执行标准 Standards implemented : Q/3210HL33.1-Q/3210HL33.2-2005 型号、名称及使用范围 Model descriptions and Use scope 型 号Model | 名 称
Descriptions | 使 用 范 围
Scope of application | MKVV | 煤矿用聚氯乙烯绝缘聚氯乙烯护套控制电缆
PVC insulated PVC sheathed control cables for use in mines | 矿井中一般控制系统中
General control system in mines | MKVV22 | 煤矿用聚氯乙烯绝缘钢带铠装聚氯乙烯护套控制电缆
PVC insulated steel tape armored PVC sheathed control cables for use in mines | 矿井中一般控制系统中能承受一定冲击力和压力
General control system cables are under some impact and pressure in the mine | MKVV32 | 煤矿用聚氯乙烯绝缘细钢丝铠装聚氯乙烯护套控制电缆
PVC insulated fine steel wire armored PVC sheathed control cables for use in mines | 矿井中一般控制系统能承受一定拉力
General control system cables are under some pulling force in the mine | MKVV42 | 煤矿用聚氯乙烯绝缘粗钢丝铠装聚氯乙烯护套控制电缆
PVC insulated thick steel wire armored PVC sheathed control cables for use in mines | 矿井中一般控制系统能承受较大拉力
General control system cables are under big impact pulling force in the mine | MKVVP | 煤矿用聚氯乙烯绝缘铜丝编织屏蔽聚氯乙烯护套控制电缆
PVC insulated copper wire weave shielded PVC sheathed control cables for use in mines | 矿井中强电磁干扰区作一般控制
Strong electromagnetism interference region as general control in mines | MKVVP2 | 煤矿用聚氯乙烯绝缘铜带屏蔽聚氯乙烯护套控制电缆
PVC insulated copper tape shielded PVC sheathed control cables for use in mines | 矿井中强电磁干扰区作一般控制
Strong electromagnetism interference region as general control in mines | MKVVR | 煤矿用聚氯乙烯绝缘聚氯乙烯护套软控制电缆
PVC insulated PVC sheathed soft control cables for use in mines | 矿井中要求移动场合作一般控制
Request migration situation as general control in mines | MKVVRP | 煤矿用聚氯乙烯绝缘铜丝编织屏蔽聚氯乙烯护套软控制电缆
PVC insulated copper wire weave shielded PVC sheathed soft control cables for use in mines | 矿井中要求移动且强电磁干扰区作一般控制
Request migration situation and strong electromagnetism interference region as general control in mines |
使用特性 Service characteristics 电缆导体*允许的工作温度
Long-term service temperature of the cable conductor | 70℃ | 额定电压U0/U
Rated voltage U0/U | 450/750V | 电缆敷设温度
Cable laying temperature | ≥0℃ | | 电缆的zui小弯曲半径 Minimun bending radius | 无铠装层的≥电缆外径的6倍，有铠装层或铜带屏蔽的≥电缆外径的12倍，
Non armored ≥outer diameter of cable 6 times armored layer or copper tape shielded≥outer diameter of cable 12times
有屏蔽层的软电缆≥电缆外径的6倍
Shielded layer soft cable ≥ outer diameter of cable 6 times |
电缆结构示意图 IIIustration of cable structure
型 号 Model | 额定电压 V
Rated voltage | 导体标称截面 mm2 Conductor nominal sectional | 0.5 | 0.75 | 1.0 | 1.5 | 2.5 | 4 | 6 | 10 | 芯 数 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：*的芯数系列Recommendation core series：2、3、4、5、7、8、10、12、14、16、19、24、27、30、37、44、48、52、61芯（core） 电缆主要技术性能 Major technical performances 1、 电缆导体直流电阻及绝缘电阻 Cable conductor DC resistance and insulated resistance 标称截面
nominal sectional
（mm2） | 导体结构
Conductor structure | +20℃导体直流电阻（≤Ω/Km）
Conductor DC resistance at 20℃ | +20℃绝缘电阻（≥MΩ·Km）
Insulated resistance at 20℃ | 种 类Type | 根数/单线标称直径（mm）
core No./ single nominaldiameter | 不镀锡
Untinned | 镀锡
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、电缆其它主要技术性能 Other major technical performances 型号Model:MKVV22、MKVV32、MKVV42、MKVV、MKVVR、MKVVP、MKVVP2、MKVVRP 序 号
Serial number | 项目
Items | 技术性能
Technical performances | 1 | +20℃线芯直流电阻（≤Ω/Km） Core DC resistance at 20℃ | 见上表 See above table | 2 | +20℃绝缘电阻（≥MΩ·Km） Insulation resistance at 20℃ | 见上表 See above table | 3 | 5min耐工频交流电压试验
5min power frequency alternating current pressure test | 芯-芯Core-Core
芯-屏蔽Core-Shield
芯-铠装 Core-Armor | 3000V不击穿 3000V no breakdown | 4 | 单根垂直燃烧试验 Single wire burning test | MT386 | 5 | 成束燃烧试验 Group burning test | 符合GB/T18380标准中B类成束燃烧试验要求
Conforms to GB/T18380 standard B kind group burning test |
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