Cables | Cables used in mining industry

Power Cables for Mines
1

0.6/1 kV and 1.9/3.3 kV

 
 
1

Application
This specification covers the construction and test procedures of PVC insulated, steel wire armoured and PVC material used for inner and outer jacket providing flame - retardant property.

General Structure
Steel armouring is used for mechanical protection and also as grounding wire in cable.

Construction

  • Solid or stranded copper conductor
  • PVC insulation
  • Filler
  • Galvanized round steel wire
  • Galvanized steel binding tape
  • PVC outer sheath.
Two Cores Single Layer Armoured 600/1000 V Cables
Conductor Cross - Section
Number of Wires & Diameter
Insulation Thickness
Inner Sheath Thickness
Overall Diameter of Inner Sheath
Diameter of Armour Wire
Number of Copper Armour Wire
Resistance of Armour
Thickness of Sheath
Overall Diameter (approx.j

mm 2

mm

mm

mm
mm

mm

mm
ohm/km
mm
mm

1.5

1/1.38

0.8

0.8

7

0.9

0

20.17

1.3

11.7

2.5

1/1.78

0.8

0.8

8.2

0.9

0

12.13

1.4

13.1

4

1/0.85

0.8

0.8

10.2

0.9

0

7.68

1.4

15.1

6

7/1.04

0.8

0.8

11.3

0.9

2

5.13

1.5

16.5

10

7/1.35

1.0

0.8

14

1.25

1

3.05

1.6

20.1

16
-
1.0
0.8
12.5
1.25
5
1.92
1.6
18.3
Three Cores Single Layer Armoured 600/1000 V Cables
Conductor Cross - Section
Number of Wires & Diameter
Insulation Thickness
Inner Sheath Thickness
Overall Diameter of Inner Sheath
Diameter of Armour Wire
Number of Copper Armour Wire
Resistance of Armour
Thickness of Sheath
Overall Diameter (approx.j

mm 2

mm

mm

mm
mm

mm

mm
ohm/km
mm
mm

1.5

1/1.38

0.8

0.8

7.4

0.9

0

20.170

1.4

12.3

2.5

1/1.78

0.8

0.8

8.8

0.9

0

12.130

1.4

13.8

4

1/0.85

0.8

0.8

10.9

0.9

0

7.680

1.4

15.8

6

7/1.04

0.8

0.8

12

1.25

0

5.130

1.5

18.0

10

7/1.35

1.0

0.8

15

1.25

1

3.050

1.6

21.2

16

-

1.0

0.8

14.5

1.25

5

1.920

1.6

20.6

25

-

1.2

1.0

18.5

1.60

4

1.210

1.7

25.0

35

-

1.2

1.0

20.5

1.60

7

0.873

1.8

27.3

50

-

1.4

1.0

23.5

1.80

11

0.645

1.9

30.5

70

-

1.4

1.2

28

2.0

10

0.447

2.0

35.0

95

-

1.6

1.2

31.2

2.0

15

0.322

2.1

39.3