FIRE-RETARDANT COMMUNICATION CABLES FOR
COAL MINES(Signal electric cable)
产品用途:产品适用于煤矿井下监测、控制系统作低频信号传输线。
Scope of
application:The product is suitable for the coal mine mine shaft monitor
the control system makes the low-frequency ** transmission line
执行标准 Standards
implemented: Q/3210HL07-2005
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型号名称及使用范围 Model descriptions and Use
scope
型 号
Model
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名 称
Descriptions
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使 用 范 围
Use scope
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MHYV(PUYV)
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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 mine
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用于井下平巷、斜巷及机电硐室作普通信号传输
Used in level; or slanted channels and power house
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MHYVR(PUYVR)
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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 mine
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用于井下平巷、斜巷及机电硐室作普通信号传输
Used in level; or slanted channels and power house
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MHYVP(PUYVP)
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煤矿用聚乙烯绝缘铜丝编织屏蔽聚氯乙烯护套通信电缆
PE insulated copper wire weave shielded PVC sheathed communication cables
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用于井下干扰较大的场合作信号传输
Served in coal mine where interference is strong
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MHYVRP(PUYVRP)
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煤矿用聚乙烯绝缘聚氯乙烯护套铜丝编织屏蔽通信软电缆
PE insulated copper wire weave shielded PVC sheathed communication soft
cables
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用于井下干扰较大的场合作信号传输
Served in coal mine where interference is strong
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MHYBV(PUYV31)
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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 tinned steel wire weave armored PVC sheathed communication
cables
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用于井下平巷或斜巷作主信号传输能承受一定的机械冲击力
Served in level and slanted channels where the mechanic impact is strong
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MHY32
(PUYV39、39-1)
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煤矿用聚乙烯绝缘聚氯乙烯护套钢丝铠装通信电缆
PE insulated steel wire armored PVC sheathed communication cables
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用于竖井或斜井作主信号传输能承受较大的拉力
Served as major ** line in shaft or slanted shaft in coal minescapable
of being under considerable pull force
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使用特性 Service characteristics
电缆长期允许工作温度
Long-term service temperature of the cable conductor
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70℃
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电缆敷设温度 Cable laying temperature
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≥0℃
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+25℃时环境相对湿度 Environment relative
humidity at 25℃
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≤95%
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电缆的传输频率 Transmission frequency of cable
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≤30KHz
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电缆的较小弯曲半径 Minimun bending radius
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MHYVR及MHYVRP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
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电缆结构示意图
IIIustration of cable structure
电缆规格 Specifications
型 号
Model
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标准截面 Nominal sectional area(mm2)
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0.5
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0.75
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0.8
1.0
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1.5
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0.5
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0.75
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0.8
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1.0
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1.5 0.5
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0.75
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0.8
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1.0
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1.5
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-
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芯 数Core No.
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对 数Pair No.
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导体结构Conductor structure
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MHYV
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2-7
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2-10
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1/0.8
7/0.30
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1/0.97
7/0.37
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-
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1/1.13
7/0.43
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1/1.38
7/0.52
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MHYVR
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2-7
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2-10
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-
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42/0.15
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-
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32/0.20
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48/0.20
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MHYVP
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2-7
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2-10
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1/0.8
7/0.30
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1/0.97
7/0.37
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-
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1/1.13
7/0.43
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1/1.38
7/0.52
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MHYVRP
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2-7
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2-10
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-
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42/0.15
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-
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32/0.20
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48/0.20
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MHYBV
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2-7
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2-10
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-
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1/0.97
7/0.37
42/0.15
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1/1.0
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1/1.13
7/0.43
32/0.20
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1/1.38
7/0.52
48/0.20
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MHY32
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-
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3-7
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2-19
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-
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1/0.97
7/0.37
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-
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1/1.13
7/0.43
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1/1.38
7/0.52
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电缆主要技术性能 Major
technical performances
1、电缆导体直流电阻和电缆固有衰减 DC resistance of the
conductor and Intrinsic attenuation
型 号 Model
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标称截面
Nominal sectional area
mm2
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导 体 结 构 Conductor structure
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20℃时导体直流电阻
DC resistance of the conductor at 20℃
(≤Ω/Km)
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固有衰减 Intrinsic attenuation
(800Hz) (≤dB/Km)
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种 类 Type
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根数/单线标称直径 PC.No./Single track diameter(mm)
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MHYV
MHYVR
MHYVRP
MHYVP
MHYBV
MHY32
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0.5
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1
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1/0.8
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36.0
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1.0
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2
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7/0.30
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36.0
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0.75
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1
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1/0.97
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24.5
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0.8
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2
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7/0.37
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24.5
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6
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42/0.15
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26.0
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0.8
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1
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1/1.0
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25.8
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0.7
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1.0
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1
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1/1.13
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18.1
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0.65
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2
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7/0.43
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18.1
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5
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32/0.20
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19.5
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1.5
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1
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1/1.38
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12.1
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0.5
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2
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7/0.52
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12.1
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5
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48/0.20
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13.3
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2、电缆其它主要技术性能 Other major technical
performances
(型号 Model:MHYV、MHYVR、MHYVRP、MHYVP、MHYBV、MHY32)
序 号
Serial number
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项目Items
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技术性能
Technical performances
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1
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+20℃线芯导体直流电阻(≤Ω/Km) Line core DC
resistance at 20℃
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见上表 See above table
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2
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电缆固有衰减(≤dB/Km) Cable intrinsic attenuation
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见上表 See above table
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3
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+20℃绝缘电阻(≥MΩ Km) Insulating resistance
at 20℃
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5000
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4
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lmin工频交流电压试验
lmin power frequency alternating current pressure test
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芯-芯
Core - core
芯-屏蔽
Core - hield
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1500V不击穿(50Hz)
1500V Does not penetrate
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5
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电缆工作电容(≤μF/Km) Cable service capacity
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0.06(800Hz)
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6
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远端串音衰减(≥dB/500) Far-end crosstalk attenuation
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70(800Hz)
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7
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电感(≤μH/Km) Inductance
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800(800Hz)
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8
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工作对直流电阻差(≤%环阻) DC resistance difference
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2
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9
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单根垂直燃烧试验 Combustion for single cable test
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MT386
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10
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成束燃烧试验 Combustion for bunched cable test
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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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