煤矿用阻燃电力电缆 煤矿电力电缆 矿用电缆型号 扬州红旗电缆

煤矿用阻燃电力电缆产品用途:产品适用于煤矿井下额定电压0.6/1KV及以下输配电线路。 Scope of application:The product is suitable in coal mine mine shaft rated voltage 0.6/1KV and below loses the distribution line 煤矿用阻燃电力电缆执行标准 Standards implemented: MT 818-1999

煤矿用阻燃电力电缆型号名称及使用范围 Model descriptions and Use scope

型 号 Model	名 称 Descriptions	使 用 范 围 Scope of application
MVV	煤矿用聚氯乙烯绝缘聚氯乙烯护套电力电缆 PVC insulated PVC sheathed power cables for use in mines	矿井中电能传输线路但不能承受机械外力作用 Energy transmission linebut not mechanical impact in mines
MYJV	煤矿用交联聚乙烯绝缘聚氯乙烯护套电力电缆 XLPE insulated PVC sheathed power cables for use in mines	矿井中电能传输线路但不能承受机械外力作用 Energy transmission linebut not mechanical impact in mines
MVV22	煤矿用聚氯乙烯绝缘钢带铠装聚氯乙烯护套电力电缆 PVC insulated steel tape armored PVC sheathed power cables for use in mines	矿井中电能传输线路能承受一定机械外力 Energy transmission linecan bearing mechanical impact in mines
MVV32	煤矿用聚氯乙烯绝缘细钢丝铠装聚氯乙烯护套电力电缆 PVC insulated fine steel wire armored PVC sheathed power cables for use in mines	矿井中电能传输线路能承受一定的拉力 Energy transmission linecan bearing some full in mines
MYJV22	煤矿用交联聚乙烯绝缘钢带铠装聚氯乙烯护套电力电缆 XLPE insulated steel tape armored PVC sheathed power cables for use in mines	矿井中电能传输线路能承受一定机械外力 Energy transmission linecan bearing mechanical impact in mines
MYJV32	煤矿用交联聚乙烯绝缘细钢丝铠装聚氯乙烯护套电力电缆 XLPE insulated fine steel wire armored PVC sheathed power cables for use in mines	矿井中电能传输线路能承受一定的拉力 Energy transmission linecan bearing some full in mines
MYJV42	煤矿用交联聚乙烯绝缘粗钢丝铠装聚氯乙烯护套电力电缆 XLPE insulated coarse steel wire armored PVC sheathed power cables for use in mines	矿井中电能传输线路能承受较大的拉力 Energy transmission linecan bearing bear full in mines

注：XLPE绝缘比PVC绝缘具有绝缘强度高，抗老化，耐化学腐蚀及防水性能等优点

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

煤矿用阻燃电力电缆规格 Specifications

型 号 Model	芯 数 Core number	额定电压(KV) Rated voltage	标称截面 mm2 Nominal sectional
			主线芯 Master core	中性线芯(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

煤矿用阻燃电力电缆结构示意图 IIIustration of cable structure

煤矿用阻燃电力电缆使用特性 Service characteristics  

电缆导体的*高额定温度 Electric cable conductor Max. rated temperature	XLPE绝缘90℃， PVC绝缘70℃ XLPE insulation90℃ PVC insulation70℃
电缆敷设时的环境温度 Cable laying environment temperature	≥0℃
短路时电缆导体的*高温度(持续时间≤5S) Short circuit electric cable conductor max. temperature	XLPE绝缘≤250℃， PVC绝缘≤160℃ XLPE insulation≤250℃PVC insulation≤160℃
电缆的*小弯曲半径 Minimun bending radius	为电缆弯曲试验用圆柱直径的2倍 Uses the column diameter for the electric cable bend test 2 times

煤矿用阻燃电力电缆主要技术性能 Major technical performances

1、煤矿用阻燃电力电缆导体直流电阻及绝缘电阻 Cable conductor DC resistance and insulated resistance

型 号 Model	标称截面 (mm2) nominal sectional	+20℃导体直流电阻(≤Ω/Km) DC resistance of the conductor at 20℃	+20℃绝缘电阻常数(≥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、煤矿用阻燃电力电缆其它主要技术性能 Other major technical performances

(煤矿用阻燃电力电缆型号Model:MKVV22、MKVV32、MKVV42、MKVV、MKVVR、MKVVP、MKVVP2、MKVVRP)

序 号 Serial number	项目 Items		技术性能 Technical performances
1	+20℃时导体直流电阻(≤Ω/Km) Conductor DC resistance at 20℃		见上表 See above table
2	+20℃时绝缘电阻的常数(≥MΩ·Km) Insulation resistance at 20℃		见上表 See above table
3	5min工频交流电压试验 5min power frequency alternating current pressure test	芯-芯 Core-Core 芯-铠装 Core-Armor	3500V不击穿 3500V no breakdown
4	4h交流高压试验 4h AC high voltage test		2400V不击穿 2400V no breakdown
5	单根垂直燃烧试验 Single wire burning test		MT386
6	成束燃烧试验 Group burning test		符合GB/T18380.3标准中B类成束燃烧试验要求 Conforms to GB/T18380.3 standard B kind group burning test

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