煤矿用阻燃通信电缆 煤矿用信号电缆
煤矿用阻燃通信电缆(原煤矿用信号电缆) |
FIRE-RETARDANT COMMUNICATIONCABLES 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 issuitable for the coal mine mine shaft monitor the control systemmakes the low-frequency signal transmission line执行标准 Standardsimplemented: Q/3210HL07-2005型号名称及使用范围 Model descriptionsand Use scope 型 号Model名 称Descriptions使 用 范 围UsescopeMHYV(PUYV)煤矿用聚乙烯绝缘聚氯乙烯护套通信电缆PE insulated PVC sheathedcommunication 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 inlevel; or slanted channels and powerhouseMHYVR(PUYVR)煤矿用聚乙烯绝缘聚氯乙烯护套通信电缆PE insulated PVC sheathedcommunication 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 inlevel; or slanted channels and powerhouseMHYVP(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 wireweave shielded PVC sheathed communicationcables用于井下干扰较大的场合作信号传输Served in coal mine where interference isstrongMHYVRP(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 copperwire weave shielded PVC sheathed communication softcables用于井下干扰较大的场合作信号传输Served in coal mine where interference isstrongMHYBV(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 tinnedsteel wire weave armored PVC sheathed communicationcables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 slantedchannels 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 armoredPVC 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 asmajor signal line in shaft or slanted shaft in coal minescapable ofbeing under considerable pull force使用特性 Servicecharacteristics 电缆长期允许工作温度Long-term service temperature of the cableconductor70℃电缆敷设温度 Cable layingtemperature≥0℃+25℃时环境相对湿度 Environment relative humidity at25℃≤95%电缆的传输频率 Transmission frequency ofcable≤30KHz电缆的Zui小弯曲半径 Minimun bendingradiusMHYVR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 cableouter diameter of MHJYV and 15times for the restMHYA32电缆结构示意图 电缆规格 Specifications 型 号Model标准截面 Nominal sectional area(mm2)0.50.750.81.01.50.50.750.81.01.5 0.50.750.81.01.5-芯 数Core No.对数Pair No.导体结构ConductorstructureMHYV2-72-101/0.87/0.301/0.977/0.37-1/1.137/0.431/1.387/0.52MHYVR2-72-10-42/0.15-32/0.2048/0.20MHYVP2-72-101/0.87/0.301/0.977/0.37-1/1.137/0.431/1.387/0.52MHYVRP2-72-10-42/0.15-32/0.2048/0.20MHYBV2-72-10-1/0.977/0.3742/0.151/1.01/1.137/0.4332/0.201/1.387/0.5248/0.20MHY32-3-72-19-1/0.977/0.37-1/1.137/0.431/1.387/0.52电缆主要技术性能 Majortechnical performances 1、电缆导体直流电阻和电缆固有衰减 DCresistance of the conductor and Intrinsic attenuation 型 号 Model标称截面Nominal sectional areamm2导 体 结 构 Conductorstructure20℃时导体直流电阻DC resistance of the conductor at20℃(≤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 trackdiameter(mm)MHYVMHYVRMHYVRPMHYVPMHYBVMHY320.511/0.836.01.027/0.3036.00.7511/0.9724.50.827/0.3724.5642/0.1526.00.811/1.025.80.71.011/1.1318.10.6527/0.4318.1532/0.2019.51.511/1.3812.10.527/0.5212.1548/0.2013.32、电缆其它主要技术性能 Othermajor technical performances (型号 Model:MHYV、MHYVR、MHYVRP、MHYVP、MHYBV、MHY32) 序 号Serial number项目Items技术性能Technicalperformances1+20℃线芯导体直流电阻(≤Ω/Km) Line core DC resistance at20℃见上表 See above table2电缆固有衰减(≤dB/Km) Cable intrinsicattenuation见上表 See above table3+20℃绝缘电阻(≥MΩ Km) Insulatingresistance at 20℃50004lmin工频交流电压试验lmin power frequency alternatingcurrent pressure test芯-芯Core - core芯-屏蔽Core -hield1500V不击穿(50Hz)1500V Does not penetrate5电缆工作电容(≤μF/Km) Cableservice capacity0.06(800Hz)6远端串音衰减(≥dB/500) Far-end crosstalkattenuation70(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 cabletestMT38610成束燃烧试验 Combustion for bunched cabletest符合GB/T18380标准中B类成束燃烧试验要求Conforms to GB/T18380 standard B kindbecomes ties the burning test |
