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聯(lián)系我時，請告知來自 智慧城市網(wǎng)煤礦用阻燃通信電纜(一)MiningFlameRetardantCommunicationCable(1)一、執(zhí)行標(biāo)準(zhǔn)MT81814-1999ExecutiveStandardMT818
煤礦用阻燃通信電纜(一)Mining Flame Retardant Communication Cable(1)
一、執(zhí)行標(biāo)準(zhǔn)
MT81814-1999
Executive Standard
MT818.14-1999
電線電纜型號規(guī)格見表1)Models and specification ofcables and wires(see table 1)
表1 table 1
型號Model | 導(dǎo)體結(jié)構(gòu)(根數(shù)/ 單絲直徑) Conductor structure(No.of cores/diameter or single core) | 對數(shù) No.of pairs | 名稱 Desc riptions | 適用范圍 Scope of appl ication |
| MHYV | 7/0.28 | 1x2 2x2 1x4 5x2 | 煤礦用聚乙烯絕緣聚氯乙烯護(hù)套通信電纜PE insulated PVC sheathedcommunication cables for coal mines | 用于平巷斜巷及機(jī)電酮室 Served in level，slanted channelsａnd powrer house |
| MHJYV | 4/0.28銅線 +3/0.28鋼線 4/0.28 copper wire +3/028 steel wire | 1x2 2x2 | 煤礦用加強(qiáng)線芯聚乙烯絕緣聚氯乙娣護(hù)套通信電纜Reinforced core PE insulated PVC sheathedcommunication cables for coalmines | 用于機(jī)械損傷較高平巷和斜巷 Served in level and slanted channelswhere mechanical damage isfrequent |
| MHYBV | 1/0.8 | 5x2 10x2 20x2 | 煤礦用聚乙烯絕緣鍍鋅鋼絲編織鎧裝聚氯乙烯護(hù)套通信電纜PE insulated galvanized steel wire weavearmored PVC sheathedcommunication cables for coal mines | 用于機(jī)械沖擊較高的平巷和斜巷 Served in level and slanted channelswhere mechanical damage isfrequent |
| MHYAV | 1/0.8 | 20x2 30x2 50x2 | 煤礦用聚乙烯絕緣鋁聚乙烯粘結(jié)層聚氯乙烯護(hù)套通信電纜 PEinsulated A/PE binding layer PVCsheathed communication cablesfor coal mines | 用于較潮濕的斜井和平巷 Served in level and slanted channelswith high humidity |
| MHYA32 | 1/0.8 | 30x2 50x2 80x2 | 煤礦用聚乙烯絕緣鋁聚乙烤粘結(jié)層鋼絲鎧裝聚氯乙烯護(hù)套通信電纜 PE insulated AI/PE binding layer steel wi rearmored PVC sheathedcommunication cables for coal mines | 用于豎井和斜井 Served in shaft and slanted shaft |
煤礦用阻燃通信電纜 Fire retardantcommunication cables for coal mines...........................................MH
銅質(zhì)線芯 Copper core...........................................................................................................................省略omitted
聚乙烯絕緣 PEinsulation.............................................................................................................................................Y
鋁-聚乙烯粘結(jié)護(hù)層AI/PE binding layer sheath...................................................................................................A
編織鎧裝Weavedarmor...............................................................................................................................................B
聚氯乙烯護(hù)套 PVCsheath...........................................................................................................................................V
細(xì)圓鋼絲鎧裝、聚氯乙烯外被層Fine roundsteelwire armorandPVC outersheath.................................32
鋼銅加強(qiáng)線芯Steelstrengthen copper wire core................................................................................................J
三、產(chǎn)品表示方法Expression
產(chǎn)品用型號、規(guī)格表示。
如:1.具有30個對絞線芯的煤礦用聚乙烯絕緣鋁一聚乙烯粘結(jié)護(hù)層鋼絲鎧裝聚氯乙烯護(hù)套通信電纜，表示為:MHYA32 30x2
Models and specifications are expressed as the following:
1、PEinsulated Al/PE biding laver inner protected steel wirearmored PVC sheathed communication cable with 30twisted cores for coal mines is expressed as MHYA32 30x2
2、具有1個星絞線芯的煤礦用聚乙烯絕緣聚氯乙烯護(hù)套通信電纜，表示為:MHYV 1x4
2、PEinsulated PVC sheathed communication cable for coal mines with one twisted core is expressed as MHYV 1x4
四、產(chǎn)品結(jié)構(gòu)簡圖 Illustration of product structure
五、產(chǎn)品結(jié)構(gòu)尺寸及參數(shù)(見表3)Productstructure,size and parameters(see table3)
型號Model | 規(guī)格(對數(shù)x芯數(shù)) Specifications (Pair No.xCore No.) | 導(dǎo)體結(jié)構(gòu)根數(shù) /單線標(biāo)稱直徑 Conductor structure Core number/diameter of single core | 絕緣標(biāo)稱厚度(mm) Nominal thickness of insulation | 參考外徑(mm) Refe rence outer diameter |
| MHYV | 1x2 | 7/0.28 | 0.45 | ≤7.1 |
| 2x2 | 7/0.28 | 0.45 | ≤8.6 | |
| 1x4 | 7/0.28 | 0.45 | ≤8.0 | |
| 5x2 | 7/0.28 | 0.45 | ≤11.5 | |
| MHJYV | 1x2 | 4/0.28銅線+3/0.28鋼線4/0.28 copper wire+3/0.28 steel wire | 0.45 | ≤7.1 |
| 2x2 | 4/0.28銅線+3/0.28鋼線4/0.28 copper wire+3/0.28 steel wire | 0.45 | ≤8.6 | |
| MHYBV | 5x2 | 1/0.8 | 0.35 | ≤15.6 |
| 10x2 | 1/0.8 | 0.35 | ≤18.4 | |
| 20x2 | 1/0.8 | 0.35 | ≤23.4 | |
| MHYAV | 20x2 | 1/0.8 | 0.35 | ≤23.4 |
| 30x2 | 1/0.8 | 0.35 | ≤27.4 | |
| 50x2 | 1/0.8 | 0.35 | ≤32.6 | |
| MHYA32 | 30x2 | 1/0.8 | 0.35 | ≤32.6 |
| 50x2 | 1/0.8 | 0.35 | ≤37.3 | |
| 80x2 | 1/0.8 | 0.35 | ≤43.0 |
六、主要技術(shù)性能及指標(biāo) Majortechnicalperformances and parameters
七、電纜的使用特性Service characteristics
1、電纜導(dǎo)體的長期允許工作溫度-40~+50℃:
1，Long-term service temperature of the cable conductor:-40~+50℃
2、月平均**相對濕度為≤95%(+25℃時);
2、Maximum average relative humiditys95%(at+25℃)
3、電纜允許附設(shè)與安裝的溫度應(yīng)不大于-10℃;
3、Temperature for laying and installing cables shall not be higher than- 10℃
4、電纜最小彎曲半徑:MHYV、MHJYV型電纜為電纜外徑的10倍，其它型號的電纜為外徑的15倍
4、Minimum bending radius: 10 times of the cable outer diameter forMHJYV:ａnd 15 times for the rest
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