型号:MHYV MHYV PUYV PUYVR （1*2 1*3 1*4 1*5 1*6 1*7 1*8 1*10等多芯.多规格系列 芯数:可选 护套材质:阻燃聚氯乙稀 材料形状:圆线 拉伸强度:国标 电线*大外径:国标（mm） *缘厚度:国标（mm） 产品认证:ISO9001-2000. MT818-1999
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*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*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*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
MHY* 煤矿用聚乙烯*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*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*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
MHY* 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 MHY* MHYA32 36.7 0.95
