Drill Rig Rubber Sheath Cable

1.rated voltage 0.3/0.5kv,used as power cord for underground drill rig rated voltage is 0.3/0.5kv.
2.maximum allowable conductor temperature: 65 ℃ 90 ℃
3.Permissible minimum working temperature is -35 ℃
4.cable bend radius less than six times the cable diameter.
5.Conductive core:Tinned Copper
6.Cable resistance between the insulative main core and between the main core the ground , conversion to +20 ℃ is no less than 100MΩ · km.
7.Finished Cable: Stranding to the right,if it is no central control unit,put fillings into center,if it has control unit,put earth core into center.
8.Cable logo: printed the cable type, voltage , specifications , and manufacturer.

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Drill Rig Rubber Sheath Cable Model

Model	Product Name	Application
MZ-0.3/0.5	Mine Drill Rig Rubber Sheath Cable	Power Connection for Mine Underground Drill Rig rated voltage no more than 0.3/0.5kv
MZP-0.3/0.5	Mine Drill Rig Shield Rubber Sheath Cable

Coal Mine Drill Rig Rubber Sheathed Cable Specifications:

Core Number*Conductor Nominal Cross-Section(mm2)			Conductor Number/Single Conductor Diameter	Nominal Thickness		Cable Outer Diameter
Power Core	Earth Core	Control Core	Conductor Number/Single Conductor Diameter	Power Core Insulator	Sheath	Drill Rig Flexible Cable 0.3/0.5kv	Drill Rig Shielding Flexible Cable 0.3/0.5kv
3*2.5	1*2.5	-	77/0.20	1.0	3.5	16.5~19.5	19.5~23.0
3*4	1*4	-	126/0.20	1.0	3.5	17.5~21.5	21.0~24.5
3*2.5	1*2.5	1*2.5	77/0.20	1.0	3.5	17.5~21.0	21.0~24.5
3*4	1*4	1*4	126/0.20	1.0	3.5	19.0~23.0	22.5~26.5

Insulator Resistance

Power Core Conductor Nominal Cross-Section(mm2)	20 ℃insulative resistance minimum(MΩ.km)	20℃ Conductor DC Resistance Maximum(Ω/km)
2.5	350	8.82
4	300	5.39