(N)7YRDGOEU-J Low Voltage Reeling Cable for Simple Reeling Applications | Flexible Control & Power Cable for Indoor and Outdoor Use
Application | Connection cable for use on spring cable reels. Typical applications in wastewater treatment plants, as well as for simple reeling operating in indoor and outdoor areas. |
Global Data |
Type Designation | (N)7YRDGOEU-J |
Design Features |
Conductor | Bare electrolytic copper, very finely stranded, class FS |
Insulation | ETFE for good mechanical and electrical characteristics (see also DIN VDE 0207) |
Core Identification | Black colored insulation with numbers printed in white, earth conductor green-yellow |
Core Arrangement | Laid-up in layers |
Inner Sheath | Basic material EPR, color: black |
Outer Sheath | Basic material EVA, color: black |
Electrical Parameters |
Rated Voltage | 0.6/1 kV (600/1000 V) |
Max. Permissible Operating Voltage AC | 0.7/1.2 kV |
Max. Permissible Operating Voltage DC | 0.9/1.8 kV |
AC Test Voltage | 3.5 kV (5 min) |
Current Carrying Capacity | Acc. to DIN VDE 0298-4 |
Thermal Parameters |
Max. Permissible Temperature at Conductor | 90 °C |
Max. Short Circuit Temperature of Conductor | 250 °C |
Ambient Temperature for Fixed Installation | -50 °C to +80 °C |
Ambient Temperature in Fully Flexible Operation | -35 °C to +80 °C |
Mechanical Parameters |
Max. Tensile Load on Conductor | 15 N/mm² |
Torsional Stress | ± 15 °/m |
Min. Bending Radius | 6 × D |
Travel Speed – Reeling Operation | 80 m/min |
Additional Tests | Reversed bending test, reeling test |
In modern industrial environments, efficient and safe power distribution is critical. Among the many types of flexible cables available, the (N)7YRDGOEU-J stands out as a high-quality connection cable designed specifically for spring cable reels. Whether in wastewater treatment plants, industrial facilities, or simple indoor and outdoor reeling operations, this cable combines flexibility, mechanical resilience, and electrical reliability.
What Is the Structure and Design of (N)7YRDGOEU-J Cable?
The (N)7YRDGOEU-J is designed as a connection cable for simple reeling applications. Its construction ensures high flexibility and durability under mechanical stress while maintaining safe electrical performance.
Key design features include:
Feature | Specification |
|---|---|
Conductor | Bare electrolytic copper, very finely stranded, class FS |
Insulation | ETFE (Ethylene Tetrafluoroethylene) for excellent mechanical and electrical properties; compliant with DIN VDE 0207 |
Core Identification | Black cores with white numbers; earth conductor green-yellow |
Core Arrangement | Laid-up in layers to minimize stress during reeling |
Inner Sheath | EPR (Ethylene Propylene Rubber), black |
Outer Sheath | EVA (Ethylene Vinyl Acetate), black |
This multi-layer design provides mechanical protection against bending, tensile stress, and torsion while maintaining electrical integrity in both fixed and fully flexible operation.
Where Is (N)7YRDGOEU-J Commonly Used?
The cable’s flexibility and resilience make it ideal for:
Wastewater Treatment Plants: Connecting pumps and motor drives on cable reels
Industrial Machinery: For temporary or moving installations where reeling is required
Indoor/Outdoor Applications: Resistant to UV, moisture, and mechanical stress
Mobile Equipment: Simple reel systems in warehouses or production lines
Case Study – South Africa:
In a wastewater treatment facility near Johannesburg, the (N)7YRDGOEU-J 12×1.5 control cable has been successfully installed on multiple spring cable reels supplying power to sludge pumps. Operators reported minimal wear after two years of continuous reeling, highlighting the cable’s reliability in harsh, dynamic environments.
How Does (N)7YRDGOEU-J Compare With Other Reeling Cables?
When selecting a cable, comparison with similar types is important. Below is a brief overview:
Feature | (N)7YRDGOEU-J | Standard Rubber Reeling Cable | PVC-Sheathed Cable |
|---|---|---|---|
Flexibility | High | Moderate | Low |
UV & Weather Resistance | Excellent (ETFE + EVA) | Moderate | Poor |
Max Temperature | 90°C | 70°C | 60°C |
Reeling Speed | 80 m/min | 60 m/min | Not recommended |
Mechanical Life | High | Moderate | Low |
Suitable for Outdoor Use | Yes | Limited | No |
From the table, it is clear that (N)7YRDGOEU-J excels in mechanical endurance, temperature resilience, and outdoor usability, making it a preferred choice for industrial applications involving spring cable reels.
What Are the Installation Recommendations for (N)7YRDGOEU-J?
To maximize performance and lifespan:
Avoid Sharp Bends: Maintain minimum bending radius (6 × cable diameter)
Monitor Torsion: Keep torsional stress within ±15° per meter
Proper Reel Selection: Ensure the reel diameter matches cable specifications
Regular Inspection: Look for abrasion or insulation damage
Ambient Conditions: Use within -35°C to +80°C for flexible operation
Avoid Overload: Select correct cable size based on current-carrying capacity
Frequently Asked Questions (FAQ)
What makes (N)7YRDGOEU-J suitable for simple reeling applications?
Its combination of ETFE insulation, EVA outer sheath, and fine stranded copper conductors allows high flexibility, mechanical resilience, and durability on spring cable reels.
Can (N)7YRDGOEU-J be used outdoors?
Yes, the outer EVA sheath provides resistance against UV, moisture, and mechanical stress, suitable for temporary or semi-permanent outdoor installations.
How do I select the right conductor size?
Consider current demand, cable length, and mechanical stress. Use the technical table above to match cores × mm² with permissible current and tensile force.
How does it compare to standard rubber cables?
(N)7YRDGOEU-J offers higher temperature resistance, longer mechanical life, and faster reeling speed, making it ideal for industrial and outdoor operations.
What maintenance is recommended?
Regular inspection for abrasion, kinks, and insulation integrity ensures safe operation. Avoid exceeding tensile and torsional limits.
For industrial operators, facility managers, and electricians seeking reliable, flexible, and durable reeling cables, the (N)7YRDGOEU-J represents an ideal solution. Contact our sales team for tailored recommendations, bulk orders, or technical support for your industrial application. Ensure operational efficiency and safety with the right cable for the job.
