煤礦用電力電纜 Mining LV Power Cable
煤礦用電力電纜 Mining LV Power Cable
一、執(zhí)行標(biāo)準(zhǔn)
MT818.11-2009、MT818.12-2009及MT818.13-2009
Execution standard
MT818.11-2009、MT818.12-2009 and MT818.13-2009
二、電纜型號名稱和用途見下表 See the table below cable model name and usage
表1table1
| 型號 Type no. | 名稱 The name says | 主要使用范圍 The main scope of use |
MVV | 煤礦用聚氯乙烯絕緣聚氯乙烯護(hù)套電力電纜Coal mine with PVC insulated PVC sheathed power cable | 用于礦場作電力傳輸，適用于固定敷設(shè)Used formine power transmission, suitable for fixedinstallation |
| MVV22 | 煤礦用聚氯乙烯絕緣鋼帶鎧裝聚氯乙烯護(hù)套電力電纜Coal mine with PVC insulation tape armored PVC sheathedpower cable | 用于礦場作電力傳輸，適用于地埋敷設(shè)Used for mine power transmission, suitable forburied installation |
| MYJV | 煤礦用交聯(lián)聚乙烯絕緣聚氯乙烯護(hù)套電力電纜Coal mine with cross-linked polyethylene insulated PVCsheathed power cable | 用于礦場作電力傳輸，適用于固定敷設(shè)Used for mine power transmission, suitable forfixed installation |
| MYJV22 | 煤礦用交聯(lián)聚乙烯絕緣鋼帶鎧裝聚氯乙烯護(hù)套電力電纜Coal mine with cross-linked polyethylene insulation tapearmored PVC sheathed power cable | 用于礦場電力傳輸，適用于地埋敷設(shè)Used in the mine power transmission, suitable forburied installation |
表2 table 2
三、主要性能指標(biāo)
1.電纜導(dǎo)體直流電阻符合表3的要求;
2.耐交流電壓應(yīng)經(jīng)受5min、3.5kV交流電壓試驗(yàn)不擊穿
3.電纜阻燃性通過MT/T386-2011試驗(yàn)。
4.交聯(lián)性能指標(biāo)(見煤礦用控制電纜表2)
Main performanceindicators
1:The cable conductor dc resistance in accordance with therequirements of table 3:
2. Ac voltage resistance should undergo 5 min, 3.5 kV ac voltagetest not breakdown;
3.The flame retardant cable by MT/T386-2011 test.
4. The crosslinking performance index(See control cables forcoal mine in table 2)
表3table 3
四、命名代號Name code
煤礦用阻燃電纜Flame retardant cable...................................................................................................................M
銅質(zhì)線芯 Copper wire core..........................................................................................................................省略omit
聚氯乙烯絕緣 PVCinsulated........................................................................................................................................V
交聯(lián)聚乙烯絕緣 Crosslinked polyethyleneinsulation........................................................................................YJ
聚氯乙烯護(hù)套 PVC sheathed......................................................................................................................................V
鋼帶鎧裝、聚氯乙烯外護(hù)套 Steeltape armouredａnd PVC sheathed outside...........................................22
五、結(jié)構(gòu)示意圖 Structure diagram
六、電纜的使用條件
1.電纜額定電壓等級為0.6/1(1.2)kV;
2.聚氯乙烯絕緣電纜導(dǎo)體的**額定工作溫度為70°C，短路時(shí)(最長持續(xù)時(shí)間不超過5s),電纜導(dǎo)體的**溫度不超過160°C;
3.交聯(lián)聚乙烯絕緣電纜導(dǎo)體的**額定工作溫度為90°C，短路時(shí)(最長持續(xù)時(shí)間不超過5s),電纜導(dǎo)體的**溫度不超過250°C。
4.電纜允許敷設(shè)與安裝的溫度不低于-10°C;
5.電纜最小彎曲半徑為電纜外徑的15倍。
The use condition ofthe cable
1.The cable is rated voltage level for 0.6/1 kV (1.2);
2. PVC insulated cable conductor of the highest working temperatureis 70°C，rated short circuit when (the longest duration of no morethan 5s), cable conductor of the highest temperature does notexceed 160°C;
3. The crosslinking polyethylene insulated cable conductor of thehighest working temperature is 90°C rated short circuit when (thelongest duration of no more than 5s) cable conductor of the highesttemperature does not exceed 250°C.
4. Cable and installation of the temperature is not lower than allowed-10°C;
5. The minimum bending radius for 15 times of cable diameter.
