煤矿用阻燃电力电缆
  Fire retardant power cables in mines
产品用途:产品适用于煤矿井下额定电压0.6/1KV及以下输配电线路。
Scope of application:The product is suitable in coal mine mine shaft rated voltage 0.6/1KV and below loses the distribution line
执行标准 Standards implemented: MT 818-1999
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
MVV煤矿用聚氯乙烯绝缘聚氯乙烯护套电力电缆
PVC insulated PVC sheathed power cables for use in mines矿井中电能传输线路但不能承受机械外力作用
Energy transmission linebut not mechanical impact in mines
MYJV煤矿用交联聚乙烯绝缘聚氯乙烯护套电力电缆
XLPE insulated PVC sheathed power cables for use in mines矿井中电能传输线路但不能承受机械外力作用
Energy transmission linebut not mechanical impact in mines
MVV22煤矿用聚氯乙烯绝缘钢带铠装聚氯乙烯护套电力电缆
PVC insulated steel tape armored PVC sheathed power cables for use in mines矿井中电能传输线路能承受一定机械外力
Energy transmission linecan bearing mechanical impact in mines
MVV32煤矿用聚氯乙烯绝缘细钢丝铠装聚氯乙烯护套电力电缆
PVC insulated fine steel wire armored PVC sheathed power cables for use in mines矿井中电能传输线路能承受一定的拉力
Energy transmission linecan bearing some full in mines
MYJV22煤矿用交联聚乙烯绝缘钢带铠装聚氯乙烯护套电力电缆
XLPE insulated steel tape armored PVC sheathed power cables for use in mines矿井中电能传输线路能承受一定机械外力
Energy transmission linecan bearing mechanical impact in mines
MYJV32煤矿用交联聚乙烯绝缘细钢丝铠装聚氯乙烯护套电力电缆
XLPE insulated fine steel wire armored PVC sheathed power cables for use in mines矿井中电能传输线路能承受一定的拉力
Energy transmission linecan bearing some full in mines
MYJV42煤矿用交联聚乙烯绝缘粗钢丝铠装聚氯乙烯护套电力电缆
XLPE insulated coarse steel wire armored PVC sheathed power cables for use in mines矿井中电能传输线路能承受较大的拉力
Energy transmission linecan bearing bear full in mines
注:XLPE绝缘比PVC绝缘具有绝缘强度高,抗老化,耐化学腐蚀及防水性能等优点
XLPE insulation strength the PVC insulation to be higher than the anti-aging bears merits and so on chemistry corrosion and waterproof performance.
电缆规格 Specifications
型 号
Model芯 数
Core number额定电压(KV)
Rated voltage标称截面 mm
2
Nominal sectional
主线芯
Master core中性线芯(第四根芯)
Neutrality core
MVV MYJV30.6/11.5-185-
MVV222.5-185
MYJV224-185
MVV32 MYJV32 MYJV424-185
MVV MVV223+10.6/14-1852.5-95
44-185
电缆结构示意图 IIIustration of cable structure
使用特性 Service characteristics   
电缆导体的最高额定温度
Electric cable conductor Max. rated temperatureXLPE绝缘90℃, PVC绝缘70℃
XLPE insulation90℃ PVC insulation70℃
电缆敷设时的环境温度
Cable laying environment temperature≥0℃
短路时电缆导体的最高温度(持续时间≤5S)
Short circuit electric cable conductor max. temperatureXLPE绝缘≤250℃, PVC绝缘≤160℃
XLPE insulation≤250℃PVC insulation≤160℃
电缆的最小弯曲半径
Minimun bending radius为电缆弯曲试验用圆柱直径的2倍
Uses the column diameter for the electric cable bend test 2 times
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
型 号
Model标称截面 (mm
2)
nominal sect