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            产品详情
            • 产品名称:矿用通信电缆

            • 产品型号:MHYV MHYVP
            • 产品厂商:红旗电缆
            • 产品文档:
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            简单介绍:
            矿用通信电缆 矿用通讯电缆 矿用通信屏蔽电缆 矿用通信电缆 红旗电缆专业生产制造
            详情介绍:

            煤矿用阻燃通信电缆矿用通信电缆

            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、名称及使用范围矿用通信电缆

            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 level,slanted 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矿用通信电缆

            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*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
            矿用通信电缆


            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矿用通信电缆

            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
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