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        煤矿用阻燃电力电缆

        更新:2015/9/5 14:56:59??????点击:
        • 品牌:???红旗电缆“和字”牌
        • 型号:???
        • 在线订购
        产品介绍

        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 mm2
        Nominal sectional
        主线芯
        Master core
        中性线芯(第四根芯)
        Neutrality core
        MVV MYJV
        3
        0.6/1
        1.5-185
        -
        MVV22
        2.5-185
        MYJV22
        4-185
        MVV32 MYJV32 MYJV42
        4-185
        MVV MVV22
        3+1
        0.6/1
        4-185
        2.5-95
        4
        4-185

        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 temperature
        XLPE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. temperature
        XLPE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 (mm2)
        nominal sectional
        +20℃导体直流电阻(≤Ω/Km)
        DC resistance of the conductor at 20℃
        +20℃绝缘电阻常数(≥MΩ.Km)
        Insulation resistance at 20℃
        MVV MVV22
        MVV32 MYJV
        MYV22 MYJV32
        MYJV42
        1.5
        12.1
        36.7
        2.5
        7.41
        4
        4.62
        6
        3.08
        10
        1.83
        16
        1.15
        25
        0.727
        35
        0.524
        50
        0.387
        70
        0.268
        95
        0.193
        120
        0.153
        150
        0.124
        185
        0.991

        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℃时导体直流电阻(≤Ω/Km)
        Conductor DC resistance at 20℃
        见上表 See above table
        2
        +20℃时绝缘电阻的常数(≥MΩ·Km)
        Insulation resistance at 20℃
        见上表 See above table
        3
        5min工频交流电压试验
        5min power frequency alternating current pressure test
        芯-芯 Core-Core
        芯-铠装 Core-Armor
        3500V不击穿 3500V no breakdown
        4
        4h交流高压试验
        4h AC high voltage test
        2400V不击穿 2400V no breakdown
        5
        单根垂直燃烧试验
        Single wire burning test
        MT386
        6
        成束燃烧试验
        Group burning test
        符合GB/T18380.3标准中B类成束燃烧试验要求
        Conforms to GB/T18380.3 standard B kind group burning test
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