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- 煤矿用阻燃通信电缆(原煤矿用信号电缆)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 signal transmission line执行标准 Standards implemented: Q/3210HL07-2005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 scopeMHYV(PUYV)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 houseMHYVR(PUYVR)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 houseMHYVP(PUYVP)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用于井下干扰较大的场合作信号传输
Served in coal mine where interference is strongMHYVRP(PUYVRP)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用于井下干扰较大的场合作信号传输
Served in coal mine where interference is strongMHYBV(PUYV31)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 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 strongMHY32 (PUYV39、39-1)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用于竖井或斜井作主信号传输能承受较大的拉力
Served as major signal line in shaft or slanted shaft in coal mines,capable of being under considerable pull force使用特性 Service characteristics电缆长期允许工作温度
Long-term service temperature of the cable conductor70℃电缆敷设温度 Cable laying temperature≥0℃+25℃时环境相对湿度 Environment relative humidity at 25℃≤95%电缆的传输频率 Transmission frequency of cable≤30KHz电缆的最小弯曲半径 Minimun bending radiusMHYVR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电缆结构示意图
IIIustration of cable structure 电缆规格 Specifications型 号
Model标准截面 Nominal sectional area(mm2)0.50.750.8 1.0 1.50.50.750.81.01.5 0.50.750.81.01.5-芯 数Core No.对 数Pair No.导体结构Conductor structureMHYV2-72-101/0.8
7/0.301/0.97
7/0.37-1/1.13
7/0.431/1.38
7/0.52MHYVR2-72-10-42/0.15-32/0.2048/0.20MHYVP2-72-101/0.8
7/0.301/0.97
7/0.37-1/1.13
7/0.431/1.38
7/0.52MHYVRP2-72-10-42/0.15-32/0.2048/0.20MHYBV2-72-10-1/0.97
7/0.37
42/0.151/1.01/1.13
7/0.43
32/0.201/1.38
7/0.52
48/0.20MHY32-3-72-19-1/0.97
7/0.37-1/1.13
7/0.431/1.38
7/0.52电缆主要技术性能 Major technical performances1、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标称截面
Nominal sectional area
mm2导 体 结 构 Conductor structure 20℃时导体直流电阻
DC resistance of the conductor at 20℃
(≤Ω/Km)固有衰减 Intrinsic attenuation
(800Hz) (≤dB/Km)种 类 Type根数/单线标称直径 PC.No./Single track diameter(mm)MHYV
MHYVRMHYVRP
MHYVPMHYBV
MHY32 0.511/0.836.01.027/0.3036.00.7511/0.9724.50.827/0.3724.5642/0.1526.00.811/1.025.80.71.011/1.1318.10.6527/0.4318.1532/0.2019.51.511/1.3812.10.527/0.5212.1548/0.2013.32、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项目Items技术性能
Technical performances1+20℃线芯导体直流电阻(≤Ω/Km) Line core DC resistance at 20℃见上表 See above table2电缆固有衰减(≤dB/Km) Cable intrinsic attenuation见上表 See above table3+20℃绝缘电阻(≥MΩ Km) Insulating resistance at 20℃50004lmin工频交流电压试验
lmin power frequency alternating current pressure test芯-芯
Core - core
芯-屏蔽
Core - hield1500V不击穿(50Hz)
1500V Does not penetrate 5电缆工作电容(≤μF/Km) Cable service capacity0.06(800Hz)6远端串音衰减(≥dB/500) Far-end crosstalk attenuation70(800Hz)7电感(≤μH/Km) Inductance800(800Hz)8工作对直流电阻差(≤%环阻) DC resistance difference29单根垂直燃烧试验 Combustion for single cable testMT38610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
