船用矿用电缆控制线缆
船用矿用电缆控制线缆
产品价格:¥2(人民币)
  • 规格:船用矿用电缆控制线缆
  • 发货地:江苏扬州
  • 品牌:
  • 最小起订量:1米
  • 免费会员
    会员级别:试用会员
    认证类型:企业认证
    企业证件:通过认证

    商铺名称:扬州船矿电缆制造公司

    联系人:柏生云(先生)

    联系手机:

    固定电话:

    企业邮箱:419714602@qq.com

    联系地址:江苏省扬州市北郊菱塘镇

    邮编:225652

    联系我时,请说是在线缆网上看到的,谢谢!

    商品详情

      煤矿用阻燃通信电缆

      FIRE-RETARDANT COMMUNICATION CABLES FOR COAL MINES

      产品用途:产品用于煤矿井下电话通信干线、配线和用户线路。

      Scope of application:The product uses in the coal mine mine shaft telephone communication skeleton line matches the line and the subscriber's loop

      执行标准 Standards implemented:MT 81814-1999

      型号、名称及使用范围

      Model、Descriptions and Use scope

      型号
      Model
      名 称
      Descriptions
      使 用 范 围 
      Use scope
      MHYV
      煤矿用聚乙烯绝缘聚氯乙烯护套通信电缆
      PE insulated PVC sheathed communication cables for coal mines
      用于平巷、斜巷及机电硐室
      Served in levelslanted channels and power house
      MHJYV
      煤矿用加强型线芯聚乙烯绝缘聚氯乙烯护套通信电缆
      Reinforced core PE insulated PVC sheathed communication cables for coal mines
      用于机械损伤较高的平巷和斜巷
      Served in level and slanted channels where mechanical damage is frequent
      MHYBV
      煤矿用聚乙烯绝缘镀锌钢丝编织铠装聚氯乙烯护套通信电缆
      PE insulated galvanized steel wire weave armored PVC sheathed communication cables for coal mines
      用于机械冲击较高的平巷和斜巷
      Served in level and slanted channels where mechanical damage is frequent
      MHYAV
      煤矿用聚乙烯绝缘铝-聚乙烯粘护层聚氯乙烯护套通信电缆
      PE insulated Al/PE binding layer PVC sheathed communication cables for coal mines
      用于较潮湿的斜井和平巷
      Served in level and slanted channels with high humidity
      MHYA32
      煤矿用聚乙烯绝缘铝-聚乙烯粘结护层钢丝铠装聚氯乙烯护套通信电缆
      PE insulated Al/PE binding layer steel wire armored PVC sheathed communication cables for coal mines
      用于竖井或斜井
      Served in shaft and slanted shaft

      使用特性 Service characteristics

      电缆长期允许工作温度 Long-term service temperature of the cable conductor
      -40℃-+50℃
      电缆敷设温度 Cable laying temperature
      ≥-10℃
      +25℃时环境相对湿度
      Environment relative humidity at 25℃
      ≤95%
      电缆的最小弯曲半径 Minimun bending radius MHYV及MHJYV型电缆为电缆外径的10倍,其它型号为外径的15倍 10 times of the cable outer diameter of MHJYV and 15times for the rest

      电缆规格 Specifications

      型 号
      Model
      规 格
      Specifications
      导体结构(根/直径)mm
      Conductor structure(number/diameter)
      MHYV
      1x2、2x2、1x4、5x2
      7/0.28
      MHJYV
      1x2、2x2
      4/0.28铜线+3/0.28钢线 4/0.28
      copper wire +3/0.28 steel wire
      MHYBV
      5x2、10x2、20x2
      1/0.8
      MHYAV
      20x2、30x2、50x2
      MHYA32
      30x2、50x2、80x2


      电缆主要技术性能 Major technical performances

      1、电缆导体直流电阻及固有衰减 DC resistance of the conductor and Intrinsic attenuation

      型 号
      Model
      20℃时导体直流电阻
      DC resistance of conductor at 20℃
      ≤Ω ( , /km)
      固有衰减(800Hz)
      Intrinsic attenuation
      ≤( dB/km)
      MHYV
      45
      1.10
      MHJYV
      73
      1.30
      MHYBV MHYAV MHYA32
      36.7
      0.95

      2、电缆其它主要技术性能 Other major technical performances

      ( MHYV、MHJYV、MHYBV MHYAV、MHYA32)

      序 号
      Serial number
      项目
      Items
      技术性能
      Technical performances
      1
      +20℃线芯直流电阻(≤Ω/Km)
      Line core DC resistance at 20℃
      见上表 See above table
      2
      电缆固有衰减(≤dB/Km)
      Cable intrinsic attenuation
      见上表 See above table
      3
      +20℃绝缘电阻(≥MΩ Km) Insulating resistance at 20℃ 3000
      4
      lmin工频交流电压试验
      lmin power frequency alternating current pressure test
      1500V不击穿(50Hz)
      1500V Does not penetrate
      5
      远端串音衰减(≥dB/500)
      Far-end crosstalk attenuation
      70(800Hz)
      6
      电感(≤μH/Km)
      Inductance
      800(800Hz)
      7
      电缆工作电容(≤μF/Km)
      Cable service capacity
      0.06(800Hz)
      8
      工作对直流电阻差(≤%环阻)
      DC resistance difference
      2
      9
      单根垂直燃烧试验
      Combustion for single cable test
      MT386
      10
      成束燃烧试验
      Combustion for bunched cable 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 becomes ties the burning test

      电缆结构示意图
      IIIustration of cable structure

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