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              產品詳情
              • 產品名稱:礦用通信電纜

              • 產品型號:MHYV MHYVP
              • 產品廠商:紅旗電纜
              • 產品文檔:
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              簡單介紹:
              礦用通信電纜 礦用通訊電纜 礦用通信屏蔽電纜 礦用通信電纜 紅旗電纜專業生產制造
              詳情介紹:

              煤礦用阻燃通信電纜礦用通信電纜

              FIRE-RETARDANT COMMUNICATION CABLES FOR COAL MINES

              產品用途:產品用于煤礦井下電話通信干線、配線和用戶線路。

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

              執行標準 Standards implemented:MT 81814-1999

              型號、名稱及使用范圍礦用通信電纜

              Model、Descriptions and Use scope

              型號
              Model
              名 稱
              Descriptions
              使 用 范 圍
              Use scope
              MHYV
              煤礦用聚乙烯絕緣聚氯乙烯護套通信電纜
              PE insulated PVC sheathed communication cables for coal mines
              用于平巷、斜巷及機電硐室
              Served in level,slanted channels and power house
              MHJYV
              煤礦用加強型線芯聚乙烯絕緣聚氯乙烯護套通信電纜
              Reinforced core PE insulated PVC sheathed communication cables for coal mines
              用于機械損傷較高的平巷和斜巷
              Served in level and slanted channels where mechanical damage is frequent
              MHYBV
              煤礦用聚乙烯絕緣鍍鋅鋼絲編織鎧裝聚氯乙烯護套通信電纜
              PE insulated galvanized steel wire weave armored PVC sheathed communication cables for coal mines
              用于機械沖擊較高的平巷和斜巷
              Served in level and slanted channels where mechanical damage is frequent
              MHYAV
              煤礦用聚乙烯絕緣鋁-聚乙烯粘護層聚氯乙烯護套通信電纜
              PE insulated Al/PE binding layer PVC sheathed communication cables for coal mines
              用于較潮濕的斜井和平巷
              Served in level and slanted channels with high humidity
              MHYA32
              煤礦用聚乙烯絕緣鋁-聚乙烯粘結護層鋼絲鎧裝聚氯乙烯護套通信電纜
              PE insulated Al/PE binding layer steel wire armored PVC sheathed communication cables for coal mines
              用于豎井或斜井
              Served in shaft and slanted shaft

              使用特性 Service characteristics礦用通信電纜

              電纜長期允許工作溫度 Long-term service temperature of the cable conductor
              -40℃-+50℃
              電纜敷設溫度 Cable laying temperature
              ≥-10℃
              +25℃時環境相對濕度
              Environment relative humidity at 25℃
              ≤95%
              電纜的*小彎曲半徑 Minimun bending radius MHYV及MHJYV型電纜為電纜外徑的10倍,其它型號為外徑的15倍 10 times of the cable outer diameter of MHJYV, and 15times for the rest

              電纜規格 Specifications

              型 號
              Model
              規 格
              Specifications
              導體結構(根/直徑)mm
              Conductor structure(number/diameter)
              MHYV
              1x2、2x2、1x4、5x2
              7/0.28
              MHJYV
              1x2、2x2
              4/0.28銅線+3/0.28鋼線 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
              礦用通信電纜


              電纜主要技術性能 Major technical performances

              1、電纜導體直流電阻及固有衰減 DC resistance of the conductor and Intrinsic attenuation礦用通信電纜

              型 號
              Model
              20℃時導體直流電阻
              DC resistance of conductor at 20℃
              ≤Ω ( , /km)
              固有衰減(800Hz)
              Intrinsic attenuation
              ≤( ,dB/km)
              MHYV
              45
              1.10
              MHJYV
              73
              1.30
              MHYBV MHYAV MHYA32
              36.7
              0.95

              2、電纜其它主要技術性能 Other major technical performances

              ( MHYV、MHJYV、MHYBV MHYAV、MHYA32)

              序 號
              Serial number
              項目
              Items
              技術性能
              Technical performances
              1
              +20℃線芯直流電阻(≤Ω/Km)
              Line core DC resistance at 20℃
              見上表 See above table
              2
              電纜固有衰減(≤dB/Km)
              Cable intrinsic attenuation
              見上表 See above table
              3
              +20℃絕緣電阻(≥MΩ Km) Insulating resistance at 20℃ 3000
              4
              lmin工頻交流電壓試驗
              lmin power frequency alternating current pressure test
              1500V不擊穿(50Hz)
              1500V Does not penetrate
              5
              遠端串音衰減(≥dB/500)
              Far-end crosstalk attenuation
              70(800Hz)
              6
              電感(≤μH/Km)
              Inductance
              800(800Hz)
              7
              電纜工作電容(≤μF/Km)
              Cable service capacity
              0.06(800Hz)
              8
              工作對直流電阻差(≤%環阻)
              DC resistance difference
              2
              9
              單根垂直燃燒試驗
              Combustion for single cable test
              MT386
              10
              成束燃燒試驗
              Combustion for bunched cable test
              符合GB/T18380標準中B類成束燃燒試驗要求
              Conforms to GB/T18380 standard B kind becomes ties the burning test
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