TUNNEL CABLES

TUNNEL CABLES

NTSKCGEWöU

Application

For the connection of mobile electrical equipment in mines and tunnels. Suitable also for coal cutting machines,

particularly for extreme bending loads inside of steel or plastic track chains.

STANDARDS

construction

DIN VDE 0250-813

General Requirements

DIN VDE 0250-1

Guide Use

DIN VDE 0298-3

Electrical Tests

DIN VDE 0472-501, 503, 508

Non-Electrical Tests

DIN VDE 0472-401. 402,602,303, 615

Under Fire Condition Tests

DIN VDE 0472-803, 804

Flame Retardant

VDE 0482-332-1-2,DIN EN 60332-1-2,IEC 60332-1

Oil Resistant

HD/EN/IEC 60811-2-1.,DIN VDE0473-811-2-1

CABLE CONSTRUCTION

Power Cores

conductor

Tinned copper conductor DIN VDE 0295 class 5

Insulation

Based on 3Gl3-EPR rubber and semi rubber compound

CONTROL CORES+MONITORING PE CORE(S)

conductor

Tinned copper conductor DIN VDE 0295 class 5

Insulation

3Gl3 type EPR compound and semi conductive rubber compound

Cradle Separator

A shaped section of elastomeric material. Semi conductive, with control wire in the center. designed to support the core assembly. fill the center interstice and provide a specified separation between individual power cores

Electrical Field
Control

Inner and Outer semiconductive layer of semiconductive rubber

Core Identification

Power cores naturally colored. Control cores blue colored

Lay Up

Three main conductors laid-up with three control cores & PE
conductors in interstice over a cradle separator.

Inner Sheath

GM1b Type EPR compound

Screen / Armour

Flexible- pliable armour in helix of tinned copper and galvanised steel wires

Outer Sheath

5GM5 Type elastomer compound. Red

Technical Characteristics

Rated Voltage

1.8/3 KV

3.6/6 KV

AC Test Voltage

6KV

11KV

Max.Permissible Operating Voltage AC

2.1/3.6 KV

4.2/7.2 KV

Max.Permissible Operating Voltage DC

2.7/5.4 KV

5.4/10.8 KV

Min Bending Radius

DIN VDE 0298-3

Current Carrying Capacity

DIN VDE 0298-4

Working Temperature

Fixed

-40°C-+80°C

Mobile

-25°C-+80°C

Dimensions And Weight
1.8/3 KV

Cross Section (mm²)

Overall Diameter
min-max (mm)

conductor Resistance at 20°C (Ω/km)

Appro. Weight (kg/km)

3x25+3×(1.5 ST KON+
16/3 KON)

42.1-45.3

0.795

3190

3x35+3×(1.5 ST KON+
16/3 KON)

46.5-49.7

0.565

3920

3x50+3×(1.5 ST KON+
25/3 KON)

50.4-53.5

0.393

4730

3x70+3×(1.5 ST KON+
35/3 KON)

55.8-60.0

0.277

6070

3x95+3×(1.5 ST KON+
50/3 KON)

61.5-65.7

0.21

7620

3x120+3×(1.5 ST KON+
70/3 KON)

66.0-70.3

0.164

9270

3x150+3×(1.5 ST KON+
70/3 KON)

71.8-76.0

0.132

10920

3x185+3×(1.5 ST KON+
95/3 KON)

76.2-80.3

0.108

12770

3x240+3×(1.5 ST KON+
120/3 KON)

84.1-89.4

0.0817

15860

1.8/3 KV

Cross Section (mm²)

Overall Diameter
min-max (mm)

conductor Resistance at 20°C (Ω/km)

Appro. Weight (kg/km)

3x35+3×(1.5 ST KON+
25/3 KON)+ÜL KON

46.0-51.0

0.554

3960

3x50+3×(1.5 ST KON+
25/3 KON)+ÜL KON

51.0-55.0

0.368

4980

3x70+3×(1.5 ST KON+
35/3 KON)+ÜL KON

57.0-62.0

0.272

6360

3x95+3×(1.5 ST KON+
50/3 KON)+ÜL KON

64.0-69.0

0.206

8150

3x50+3×(35+35/3KON)
+2x(0.75ST KON)+1x(2x0.75ÜL KON)

66.0-71.0

0.368

8390

3x70+3×(50+50/3KON)
+2x(0.75ST KON)+1x(2x0.75ÜL KON)

74.0-79.0

0.272

10350

3x95+3×(70+70/3KON)
+2x(0.75ST KON)+1x(2x0.75ÜL KON)

85.0-90.0

0.206

13340

3.6/6 KV

Cross Section (mm²)

Overall Diameter
min-max (mm)

conductor
Resistance at 20°C (Ω/km)

Appro. Weight (kg/km)

3x25+3×(1.5 ST KON+
16/3 KON)

47.3-50.4

0.795

3710

3x35+3×(1.5 ST KON+
16/3 KON)

50.2-53.4

0.565

4320

3x50+3×(1.5 ST KON+
25/3 KON)

53.5-57.7

0.393

5250

3x70+3×(1.5 ST KON+
35/3 KON)

59.6-63.8

0.277

6600

3x95+3×(1.5 ST KON+
50/3 KON)

64.3-68.5

0.21

8030

3x120+3×(1.5 ST KON+
70/3 KON)

70.7-74.8

0.164

9990

3x150+3×(1.5 ST KON+
70/3 KON)

74.5-78.8

0.132

11330

3x185+3×(1.5 ST KON+
95/3 KON)

78.5-93.0

0.108

13280

3x240+3×(1.5 ST KON+
120/3 KON)

86.8-92.1

0.0817

16380

3.6/6 KV

Cross Section (mm²)

Overall Diameter min-max
(mm)

conductor Resistance at 20°c
(Ω/km)

Appro. Weight (kg/km)

3x35+3×(1.5 ST KON+ 25/3
KON)+ÜL KON

46.0-51.0

0.554

3960

3x50+3×(1.5 ST KON+ 25/3
KON)+ÜL KON

51.0-55.0

0.368

4980

3x70+3×(1.5 ST KON+ 35/3
KON)+ÜL KON

57.0-62.0

0.272

6360

3x95+3×(1.5 ST KON+ 50/3 KON)+ÜL KON

64.0-69.0

0.206

8150

3x35+3x(35+35/3KON) +2x(0.75ST KON)+1x(2x0.75ÜL KON)

69.0-74.0

0.554

7800

3x50+3x(50+50/3KON) +2x(0.75ST
KON)+1x(2x0.75ÜL KON)

73.0-78.0

0.368

9340

3x70+3x(70+70/3KON) +2x(0.75ST
KON)+1x(2x0.75ÜL KON)

80.0-85.0

0.272

11580

3x95+3x(95+95/3KON) +2x(0.75ST KON)+1x(2x0.75ÜL KON)

89.0-94.0

0.206

13930