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)行標準

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

表2 table 2

三、主要性能指標

1.電纜導體直流電阻符合表3的要求;

2.耐交流電壓應經(jīng)受5min、3.5kV交流電壓試驗不擊穿

3.電纜阻燃性通過MT/T386-2011試驗。

4.交聯(lián)性能指標(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

聚氯乙烯護套 PVC sheathed......................................................................................................................................V

鋼帶鎧裝、聚氯乙烯外護套 Steeltape armouredａnd PVC sheathed outside...........................................22

五、結構示意圖 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體的**額定工作溫度為70°C，短路時(最長持續(xù)時間不超過5s),電纜導體的**溫度不超過160°C;

3.交聯(lián)聚乙烯絕緣電纜導體的**額定工作溫度為90°C，短路時(最長持續(xù)時間不超過5s),電纜導體的**溫度不超過250°C。

4.電纜允許敷設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.