YSLTOE-J 300/500V Cable

Understanding YSLTOE-J 300/500V Cable

                                                  YSLTOE-J 300/500V Cable

Category

Specification / Details

Application

Control cable specifically designed for gravity-feed collector baskets of latest generation high-speed container cranes. Cable must be installed into the basket in counterclockwise direction, free of torsion. Basket diameter must be bigger than 30 × overall diameter.

Characteristics

Voltage Rating Uo/U

300/500V

Test Voltage

2kV

Maximum Tensile Load

13000 N/mm²

Maximum Working Speed

160 m/min

Temperature Rating

Flexing: -20°C to +60°C Maximum Short-Circuit Temperature: 150°C

Minimum Bending Radius

Fixed: 4 × overall diameter Flexed: 5 × overall diameter

Construction

Central Support Element

Lead ball ropes stranded around, Kevlar® supports

Conductor

Class 5 Bare Flexible Copper

Insulation

Thermoplastic compound

Outer Sheath

Halogen-free PUR (Polyurethane)

Outer Sheath Colour

Lay-up

6 cores bundles, with central lead ball rope, stranded around the central support. -40°C version available on request

Standards

Based on DIN VDE 0250 Part 405, VDE 0295, IEC 60228, VDE 0293, VDE 0298, IEC 60811-404, IEC 60811-403, IEC 60332-1-2

DIMENSIONS

PART NO.

NO. OF CORES

NOMINAL CROSS SECTIONAL AREA (mm²)

NOMINAL DIAMETER OF CONDUCTOR (mm)

NOMINAL OVERALL DIAMETER (mm)

NOMINAL WEIGHT (kg/km)

A7R48G0010BK

48

1

1.3

32.7

2460

A7R30G0025BK

30G

2.5

2

32.4

2060

A7R36G0025BK

36G

2.5

2

36.1

2670

A7R42G0025BK

42G

2.5

2

39.9

3330

A7R48G0025BK

48G

2.5

2

43.2

4260

CURRENT CARRYING CAPACITY

NOMINAL CROSS SECTIONAL AREA (mm²)

LAYING ON THE FLOOR (Amps)

FREE IN AIR (Amps)

REELED 1 Layer

2 Layer

3 Layer

4 Layer

5 Layer

6 Layer

7 Layer

16

99

104

79

60

49

42

38

27

22

25

131

138

105

80

64

55

50

35

29

35

162

170

130

99

79

68

62

44

36

50

202

212

162

123

99

85

77

55

44

70

250

263

200

153

123

105

95

68

55

95

301

316

241

184

147

126

114

81

66

120

352

370

282

215

172

148

134

95

77

150

404

424

323

246

198

170

154

109

89

185

461

484

369

281

226

194

175

124

101

240

528

554

422

322

259

222

201

143

116

1.5

24

25

19

15

12

10

9

6

5

2.5

30

32

24

18

15

13

11

8

7

4

41

42

33

25

20

17

16

11

9

6

53

56

42

32

26

22

20

14

12

10

74

78

59

45

36

31

28

20

16

Introduction: The Critical Role of Specialized Control Cables

In modern industrial environments, the backbone of safe and efficient operations often lies in the invisible infrastructure: control and power cables. Among these, the YSLTOE-J 300/500V cable stands out as a specialized solution designed for demanding applications, particularly in high-speed container cranes. With its robust construction, halogen-free polyurethane (PUR) sheath, and flexibility in harsh conditions, this cable ensures both safety and operational reliability.

South Africa, as a key maritime hub with ports such as Durban, Cape Town, and Port Elizabeth, relies heavily on advanced crane systems for container handling. Understanding the YSLTOE-J cable's properties is crucial for operators, engineers, and procurement managers who aim to reduce downtime, prevent accidents, and comply with international and local standards.

Applications:

The YSLTOE-J 300/500V cable is primarily designed for control purposes in gravity-feed collector baskets of next-generation container cranes. These cranes demand high-speed operations while minimizing wear and tear on their components.

Key Application Features:

  • Gravity-feed collector baskets: The cable is installed in baskets that rotate counterclockwise, free of torsion. Proper installation avoids mechanical damage.

  • Basket diameter requirements: To prevent cable stress, the basket must be larger than 30 times the cable’s overall diameter.

  • Flexibility in high-speed conditions: Capable of handling speeds up to 160 meters per minute.

  • Resistance to harsh environments: The PUR outer sheath offers protection against oils, solvents, and mechanical abrasion, critical in port and container yard settings.

These characteristics make YSLTOE-J cables ideal not only for container cranes but also for automated guided vehicles (AGVs) and other dynamic control systems in industrial logistics.

Installation Guidelines

Correct installation is critical to extend cable lifespan and ensure safety:

  1. Basket Direction: Install counterclockwise to prevent torsion.

  2. Basket Diameter: Ensure it exceeds 30× the cable’s overall diameter.

  3. Flexing & Tension: Avoid sharp bends and excessive tension to prevent mechanical damage.

  4. Maintenance: Regular inspection for abrasion, insulation wear, or deformation is recommended.

Why Choose YSLTOE-J 300/500V Cable?

  1. High Flexibility: Suitable for dynamic applications, including cranes and automated systems.

  2. Mechanical Strength: Kevlar-reinforced central support resists tensile forces.

  3. Temperature Tolerance: Operates across a wide temperature range with optional -40°C version.

  4. Chemical Resistance: PUR sheath resists oils, solvents, and environmental corrosion.

  5. Fire Safety: Halogen-free and tested according to IEC 60332-1-2, reducing toxic gas emissions during fire.

The YSLTOE-J 300/500V cable is not just a passive conductor—it is a critical enabler of safe, efficient, and high-speed industrial operations. Its thoughtful construction, robust specifications, and adherence to international standards make it ideal for South Africa’s high-demand port infrastructure, particularly in dynamic crane systems.