NGFLGÖU – Crane-Flex: The Ultimate Solution for Space-Constrained Lifting and Crane Applications
When it comes to selecting cables for lifts, cranes, elevators, festoon systems, and floor conveyor systems, space is often at a premium.
Traditional round cables may not offer the flexibility and compact design required in these environments, which is where NGFLGÖU – CRANEFLEX shines.
This flat cable is specifically designed to perform exceptionally well in confined spaces and deliver smaller bending radii, making it an ideal choice for installations that require tight turns and efficient use of space.
In this article, we’ll dive into the key features, advantages, and applications of the NGFLGÖU – CRANEFLEX Cable, with a comparison to the NSHTÖU Cable, another robust option for industrial applications.
A History of NGFLGÖU – CRANEFLEX Cable
The NGFLGÖU – CRANEFLEX Cable was developed to meet the increasing demand for space-saving cables that provide exceptional durability in industrial environments.
Originally introduced for crane and elevator systems, its flat structure offers a tighter bending radius compared to traditional round cables, making it ideal for environments where space is limited.
Over time, its use has expanded to various industries, including festoon systems, conveyor systems, and even outdoor cranes due to its superior flexibility and resistance to environmental stress.
This rubber flat cable excels in heavy-duty applications where dynamic loads and mechanical stress are part of daily operations. Its rugged design allows it to withstand high levels of wear and tear, ensuring a long service life even in harsh conditions.
Key Features of NGFLGÖU – CRANEFLEX Cable
Conductor and Insulation
The NGFLGÖU – CRANEFLEX features class 6 copper wires up to 25mm² and class 5 wires for sections larger than 25mm², ensuring excellent conductivity and flexibility. (For specific applications, a tinned conductor is available on request.)
Insulation is made from 3GI3 type rubber compound, which provides excellent electrical insulation and resistance to mechanical stress, making it suitable for high-performance industrial tasks.
Core Identification
The cable’s cores are clearly marked according to VDE0293-308 standards, ensuring ease of installation and maintenance.
Sheath Material
The outer sheath is constructed from a 5GM3 type elastomer compound, which delivers outstanding resistance to oil, flame, and environmental stress.
This feature makes the NGFLGÖU – CRANEFLEX a preferred choice for oil-resistant flat cables for industrial use.
Electrical and Mechanical Properties
Rated voltage: 300/500V (with options for 0.6/1kV for specific high-voltage applications).
Maximum operating temperature: +90°C, with a short-circuit temperature tolerance of up to 250°C.
Operating temperature range: From -50°C to +90°C, making it suitable for both cold and hot environments, including cold-resistant flat cables for outdoor cranes.
Flame retardant in accordance with DIN EN 60332-1-2 standards, ensuring safety in environments prone to fire hazards.
Flexibility and Durability
With a minimum bending radius defined by VDE 0298-3 standards, this flexible festoon cable can easily handle dynamic bending, which is crucial for applications in cranes and elevators.
The cable’s design ensures it performs reliably even in high-motion environments like conveyor systems.
Speed and Load Capacity
For festoon systems, it can handle speeds up to 180 m/min, making it a robust choice for fast-moving installations.
Its tensile strength ranges from 15 N/mm² for static applications to 30 N/mm² for dynamic applications, offering exceptional mechanical strength for demanding tasks.
| Cross Section (mm²) | Nominal Overall Diameter (mm) | Approximate Weight
(kg / km) | Min.Bending Radius
(free movement) (mm) | Max. Resistance of Conductors
at 20°C (ohm / km) |
| 3×1,5 | 6,00 x 12,30 | 126 | 18 | 13,30 |
| 3×2,5 | 7,80 x 14,40 | 181 | 23 | 7,98 |
| 3×4 | 8,60 x 18,00 | 290 | 34 | 4,95 |
| 3×6 | 9,40 x 19,20 | 350 | 38 | 3,30 |
| 3×10 | 10,60 x 27,00 | 619 | 42 | 1,91 |
| 3×16 | 12,40 x 27,00 | 797 | 62 | 1,21 |
| 3×25 | 14,00 x 36,70 | 1224 | 70 | 0,78 |
| 3×35 | 15,70 x 39,90 | 1610 | 79 | 0,554 |
| 3×50 | 18,00 x 46,20 | 2193 | 90 | 0,386 |
| 3×70 | 20,50 x 52,50 | 2998 | 103 | 0,272 |
| 3×95 | 23,30 x 60,10 | 3822 | 117 | 0,206 |
| 4×1,5 | 6,00 x 17,30 | 204 | 18 | 13,30 |
| 4×2,5 | 7,80 x 20,00 | 310 | 23 | 7,98 |
| 4×4 | 8,60 x 24,50 | 427 | 34 | 4,95 |
| 4×6 | 9,40 x 27,00 | 505 | 38 | 3,30 |
| 4×10 | 10,60 x 31,60 | 752 | 42 | 1,91 |
| 4×16 | 12,40 x 36,00 | 1018 | 62 | 1,21 |
| 4×25 | 14,00 x 45,00 | 1522 | 70 | 0,78 |
| 4×35 | 15,70 x 50,30 | 2196 | 79 | 0,554 |
| 4×50 | 18,00 x 57,50 | 2852 | 90 | 0,386 |
| 4×70 | 20,50 x 64,80 | 3872 | 103 | 0,272 |
| 4×95 | 23,30 x 74,60 | 4977 | 117 | 0,206 |
| 4×120 | 25,60 x 82,80 | 6197 | 128 | 0,161 |
| 5×1,5 | 6,00 x 21,40 | 267 | 18 | 13,30 |
| 5×2,5 | 7,80 x 24,40 | 378 | 23 | 7,98 |
| 5×4 | 8,60 x 29,50 | 505 | 34 | 4,95 |
| 5×6 | 9,40 x 34,00 | 652 | 38 | 3,30 |
| 5×10 | 10,60 x 40,50 | 904 | 42 | 1,91 |
| 5×16 | 12,40 x 47,00 | 1301 | 62 | 1,21 |
| 5×25 | 14,60 x 57,80 | 1993 | 70 | 0,78 |
| 5×35 | 15,70 x 61,30 | 2537 | 79 | 0,554 |
| 7×1,5 | 6,00 x 26,90 | 306 | 18 | 13,30 |
| 7×2,5 | 7,80 x 32,10 | 493 | 23 | 7,98 |
| 7×4 | 8,60 x 38,80 | 691 | 34 | 4,95 |
| 7×6 | 9,40 x 45,80 | 870 | 38 | 3,30 |
| 7×10 | 10,60 x 53,10 | 1239 | 42 | 1,91 |
| 7×16 | 13,00 x 65,00 | 1950 | 65 | 1,21 |
| 7×25 | 15,20 x 77,00 | 2865 | 76 | 0,78 |
| 7×35 | 16,30 x 87,10 | 3647 | 82 | 0,554 |
| 8×1,5 | 6,00 x 31,00 | 378 | 18 | 13,30 |
| 8×2,5 | 7,80 x 37,50 | 492 | 23 | 7,98 |
| 10×1,5 | 6,60 x 39,20 | 504 | 20 | 13,30 |
| 10×2,5 | 8,40 x 47,60 | 719 | 34 | 7,98 |
| 12×1,5 | 6,60 x 47,50 | 624 | 20 | 13,30 |
| 12×2,5 | 8,40 x 54,20 | 849 | 34 | 7,98 |
| 16×1,5 | 6,60 x 62,40 | 812 | 20 | 13,30 |
| 16×2,5 | 8,40 x 71,80 | 1101 | 34 | 7,98 |
| 24×1,5 | 11,90 x 54,70 | 1366 | 48 | 13,30 |
| 24×2,5 | 15,00 x 65,00 | 2116 | 60 | 7,98 |
Applications of NGFLGÖU – CRANEFLEX Cable
The NGFLGÖU – CRANEFLEX Cable is highly versatile, offering robust performance in a variety of applications. Some of its most common uses include:
Lifts and Elevators:
The elevator power cable with high flexibility enables smooth operations in tight shafts, reducing the stress on cable systems and ensuring reliable power delivery.
Cranes:
It is a flexible cable for crane applications, especially those where space is limited, such as indoor and outdoor cranes with restricted installation space.
Festoon Systems:
The space-saving cable for festoon systems excels in environments where cables are continuously extended and retracted, maintaining durability despite constant movement.
Conveyor Systems:
The conveyor system cable with a low bend radius is perfect for applications that require frequent motion and flexibility without sacrificing strength.
Outdoor Installations:
With its oil resistance, flame retardancy, and cold resistance, the NGFLGÖU – CRANEFLEX Cable is a top choice for outdoor cranes and other installations exposed to extreme weather conditions.
NGFLGÖU – CRANEFLEX vs. NSHTÖU Cable
While both the NGFLGÖU – CRANEFLEX and NSHTÖU cables are engineered for demanding environments, they serve slightly different purposes.
NGFLGÖU – CRANEFLEX is designed primarily for applications requiring a flat structure, such as lifts, cranes, and conveyor systems. Its flat profile allows it to function effectively in spaces where round cables would be impractical.
NSHTÖU Cable, on the other hand, is a round cable, more suited for applications involving vertical movement or reeling operations. It is often used in environments requiring high tensile strength and mechanical protection, such as in mining or heavy-duty industrial settings.
The NGFLGÖU – CRANEFLEX Cable is more flexible in confined spaces and offers a smaller bending radius than the NSHTÖU Cable, making it preferable in applications where space is tight or limited.
Why Choose NGFLGÖU – CRANEFLEX Cable?
The NGFLGÖU – CRANEFLEX Cable stands out for several reasons:
Space Efficiency: Its flat structure makes it perfect for installations where space is limited. It can be laid in narrow ducts or tight corridors, reducing clutter and simplifying installation in areas where every inch counts.
High Flexibility: Designed with a tight bending radius, this cable can perform well even in dynamic environments where continuous movement is involved, such as in cranes and festoon systems.
Durability in Harsh Conditions: With excellent oil resistance, flame retardancy, and cold resistance, this cable is a reliable choice for a wide range of environmental conditions. Whether used in indoor cranes or outdoor festoon systems, it is built to last.
Cost Efficiency: Due to its long lifespan and robust design, the NGFLGÖU – CRANEFLEX Cable reduces the need for frequent replacements or repairs, resulting in long-term cost savings.
Conclusion
When choosing a flat crane cable, elevator power cable, or conveyor system cable, the NGFLGÖU – CRANEFLEX Cable is a top-tier solution. Its combination of flexibility, durability, and space-saving design makes it the ideal choice for a variety of demanding applications, from festoon systems to cranes and elevators.
With oil resistance, flame retardancy, and superior performance in both hot and cold environments, it is the go-to option for industrial professionals.
By understanding the unique features and advantages of the NGFLGÖU – CRANEFLEX Cable, you can make an informed decision to ensure your installation runs smoothly, efficiently, and reliably—no matter the space constraints or environmental challenges.
Note: This is just part of the standard parameters of our products. Please contact our Engineer if you need more. And the information contained within this webpage is for guidance only and is subject to change without notice or liability. All dimensions and specifications are nominal and are subject to normal manufacturing tolerances. All pictures shown are for illustration purposes only. The actual product may vary. All the information is provided in good faith and is believed to be correct at the time of publication.
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