CORDAFLEX (SMK) Reeling Cable for RTG Cranes – Prysmian (N)SHTOEU

Low Voltage Reeling Cable CORDAFLEX® (SMK) with Code (N)SHTOEU – Ideal for E-RTG Cranes

Introduction to NSHTOEU Reeling Cable Designed for Electrified RTG Cranes

The CORDAFLEX® (SMK) low voltage flexible reeling cable, model (N)SHTOEU, manufactured by Prysmian Group, is a high-performance solution engineered for extreme mechanical stress and challenging operational environments. It is specifically developed for applications on Electrified Rubber Tyred Gantry (E-RTG) cranes. This cable can also be equipped with integrated fiber optics, enabling high-speed data transmission alongside power delivery.

Technical and Structural Features of (N)SHTOEU Cable:

Conductor: Extra-flexible tinned copper (Class FS)

Insulation: Special PROTOLON MS compound based on EPR, offering enhanced electrical and mechanical performance

Core Identification: Black numbering on light-colored insulation + green/yellow earth conductor

Optional Fiber Optics: Available in 6, 12, 18, or 24 fibers with types G50/125μm, G62.5/125μm, or E9/125μm

Inner Sheath: PROTOFIRM compound based on PCP rubber, yellow color

Anti-Torsion Braid: Reinforced polyester yarns

Outer Sheath: Extremely resistant to abrasion, tearing, ozone, UV, moisture, and oil

Electrical Specifications:

Rated Voltage: 0.6/1 kV

AC Test Voltage: 3.5 kV

Data Transmission Rate: Very high, thanks to the integrated fiber optic design

Conductor Resistance at 20°C: Ranges from 0.57 to 0.07 ohm/km, depending on size

Current Carrying Capacity: Up to 620 A

Conductor Operating Temperature: Up to 90°C, short circuit temperature up to 250°C

Installation and Operating Conditions:

Fixed Installation Temperature Range: -50°C to +80°C

Flexible Operation Temperature Range: -35°C to +80°C

Bending Radius: According to DIN VDE 0298 Part 3

Suitable for S-type cable guidance systems

Drum Operation Speed: Unlimited (consult manufacturer for speeds above 240 m/min)

Tested for: Reverse bending, rolling flex, and torsional stress

Common Sizes:

The CORDAFLEX® (SMK) (N)SHTOEU cable is available in a wide range of cross-sectional sizes to meet varying power and current demands. Common configurations include three-core cables with conductor cross sections of 35, 50, 70, 95, 120, 150, 185, 240, and 300 mm², each paired with an appropriately sized ground conductor. Fiber optic versions are also available, offering 6, 12, 18, or 24 fiber cores in standard types like G50, G62.5, or E9. This versatile design enables users to select the most suitable configuration based on power requirements, environmental conditions, and data transfer needs.

Why Choose CORDAFLEX® (SMK) Reeling Cables?

High tensile strength and torsion resistance

Optimized design for harsh industrial conditions

Simultaneous power and data transmission

Compliant with VDE standards and GOST-R certified

Manufactured by the reputable Prysmian Group