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煤礦用阻燃電力電纜

更新：2015/9/5 14:56:59??????點擊：
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產(chǎn)品介紹

產(chǎn)品用途:產(chǎn)品適用于煤礦井下額定電壓0.6/1KV及以下輸配電線路。

Scope of application:The product is suitable in coal mine mine shaft rated voltage 0.6/1KV and below loses the distribution line

執(zhí)行標準 Standards implemented: MT 818-1999

型號名稱及使用范圍 Model descriptions and Use scope

型 號 Model
名 稱
Descriptions
使 用 范 圍
Scope of application
MVV
煤礦用聚氯乙烯絕緣聚氯乙烯護套電力電纜
PVC insulated PVC sheathed power cables for use in mines 		礦井中電能傳輸線路但不能承受機械外力作用
Energy transmission linebut not mechanical impact in mines
MYJV
煤礦用交聯(lián)聚乙烯絕緣聚氯乙烯護套電力電纜
XLPE insulated PVC sheathed power cables for use in mines 		礦井中電能傳輸線路但不能承受機械外力作用
Energy transmission linebut not mechanical impact in mines
MVV22
煤礦用聚氯乙烯絕緣鋼帶鎧裝聚氯乙烯護套電力電纜
PVC insulated steel tape armored PVC sheathed power cables for use in mines 		礦井中電能傳輸線路能承受一定機械外力
Energy transmission linecan bearing mechanical impact in mines
MVV32
煤礦用聚氯乙烯絕緣細鋼絲鎧裝聚氯乙烯護套電力電纜
PVC insulated fine steel wire armored PVC sheathed power cables for use in mines 		礦井中電能傳輸線路能承受一定的拉力
Energy transmission linecan bearing some full in mines
MYJV22
煤礦用交聯(lián)聚乙烯絕緣鋼帶鎧裝聚氯乙烯護套電力電纜
XLPE insulated steel tape armored PVC sheathed power cables for use in mines 		礦井中電能傳輸線路能承受一定機械外力
Energy transmission linecan bearing mechanical impact in mines
MYJV32
煤礦用交聯(lián)聚乙烯絕緣細鋼絲鎧裝聚氯乙烯護套電力電纜
XLPE insulated fine steel wire armored PVC sheathed power cables for use in mines 		礦井中電能傳輸線路能承受一定的拉力
Energy transmission linecan bearing some full in mines
MYJV42
煤礦用交聯(lián)聚乙烯絕緣粗鋼絲鎧裝聚氯乙烯護套電力電纜
XLPE insulated coarse steel wire armored PVC sheathed power cables for use in mines 		礦井中電能傳輸線路能承受較大的拉力
Energy transmission linecan bearing bear full in mines

注：XLPE絕緣比PVC絕緣具有絕緣強度高，抗老化，耐化學腐蝕及防水性能等優(yōu)點

XLPE insulation strength the PVC insulation to be higher than the anti-aging bears merits and so on chemistry corrosion and waterproof performance.

電纜規(guī)格 Specifications

型 號
Model
芯 數(shù)
Core number
額定電壓(KV)
Rated voltage
標稱截面 mm2
Nominal sectional
主線芯
Master core
中性線芯(第四根芯)
Neutrality core
MVV MYJV
3
0.6/1
1.5-185
-
MVV22
2.5-185
MYJV22
4-185
MVV32 MYJV32 MYJV42
4-185
MVV MVV22
3+1
0.6/1
4-185
2.5-95
4
4-185

電纜結(jié)構(gòu)示意圖 IIIustration of cable structure

使用特性 Service characteristics  

電纜導(dǎo)體的最高額定溫度
Electric cable conductor Max. rated temperature 		XLPE絕緣90℃， PVC絕緣70℃
XLPE insulation90℃ PVC insulation70℃
電纜敷設(shè)時的環(huán)境溫度
Cable laying environment temperature 		≥0℃
短路時電纜導(dǎo)體的最高溫度(持續(xù)時間≤5S)
Short circuit electric cable conductor max. temperature 		XLPE絕緣≤250℃， PVC絕緣≤160℃
XLPE insulation≤250℃PVC insulation≤160℃
電纜的最小彎曲半徑
Minimun bending radius 		為電纜彎曲試驗用圓柱直徑的2倍
Uses the column diameter for the electric cable bend test 2 times

電纜主要技術(shù)性能 Major technical performances

1、 電纜導(dǎo)體直流電阻及絕緣電阻 Cable conductor DC resistance and insulated resistance

型 號
Model
標稱截面 (mm2)
nominal sectional
+20℃導(dǎo)體直流電阻(≤Ω/Km)
DC resistance of the conductor at 20℃
+20℃絕緣電阻常數(shù)(≥MΩ.Km)
Insulation resistance at 20℃
MVV MVV22
MVV32 MYJV
MYV22 MYJV32
MYJV42
1.5
12.1
36.7
2.5
7.41
4
4.62
6
3.08
10
1.83
16
1.15
25
0.727
35
0.524
50
0.387
70
0.268
95
0.193
120
0.153
150
0.124
185
0.991

2、電纜其它主要技術(shù)性能 Other major technical performances

(型號Model:MKVV22、MKVV32、MKVV42、MKVV、MKVVR、MKVVP、MKVVP2、MKVVRP)

序 號
Serial number
項目 Items
技術(shù)性能 Technical performances
1
+20℃時導(dǎo)體直流電阻(≤Ω/Km)
Conductor DC resistance at 20℃ 		見上表 See above table
2
+20℃時絕緣電阻的常數(shù)(≥MΩ·Km)
Insulation resistance at 20℃ 		見上表 See above table
3
5min工頻交流電壓試驗
5min power frequency alternating current pressure test 		芯-芯 Core-Core
芯-鎧裝 Core-Armor 		3500V不擊穿 3500V no breakdown
4
4h交流高壓試驗
4h AC high voltage test 		2400V不擊穿 2400V no breakdown
5
單根垂直燃燒試驗
Single wire burning test 		MT386
6
成束燃燒試驗
Group burning test 		符合GB/T18380.3標準中B類成束燃燒試驗要求
Conforms to GB/T18380.3 standard B kind group burning test
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