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

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

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

电缆导体的zui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zui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zui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

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