煤矿用电力电缆

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
执行标准 Standards implemented: MT 818-1999

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.
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

 

电缆结构示意图 IIIustration of cable structure
 
使用特性 Service characteristics 

电缆导体的最高额定温度 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℃
短路时电缆导体的最高温度(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℃
电缆的最小弯曲半径 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