煤矿用阻燃控制电缆
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
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 : mt818-1999
型号、名称及使用范围 model desc-riptions and use scope
型号 mode
名称 desc-riptions
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
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
电缆导体长期允许的工作温度 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 layingtemperature
≥0℃
缆的*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
4-61
4-10
7-61
16-61
4-48
注note：推荐的芯数系列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
5
16/0.20
39.0
40.1
15
1
1/0.97
24.5
24.8
12
2
7/0.37
24/0.20
26.0
26.7
1/1.13
18.1
18.2
11
7/0.43
32/0.20
19.5
20.0
1/1.38
12.1
12.2
7/0.52
30/0.52
13.3
13.7
1/1.78
7.41
7.56
7/0.68
9
50/0.25
7.98
8.21
1/2.25
4.61
4.70
8.5
7/0.85
7.7
1/2.76
3.08
3.11
7
7/1.04
6.5
7/1.35
1.83
1.84
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
+20℃线芯直流电阻(≤ω/km) core dc resistance at 20℃
见上表 see above table
+20℃绝缘电阻(≥mω·km) insulation resistance at 20℃
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
单根垂直燃烧试验 single wire burning test
mt386
成���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