Features and Specifications of Winch Planetary Gearbox for Offshore Platform Lifting Systems
| Specification | Details |
|---|---|
| Output torque range | 1000-280000 N.m |
| Gear ratios | i=5.3-400 |
| Support | The gearbox has rotating housing flanges to fit winch |
| Applicable motors | Axial piston hydraulic motors, hydraulic orbit motors or others |
| Hydraulic motor options | Pressure relief valve, overcenter valve on request |
| Bearing | Robust bearing system absorbing the forces exerted by the ring gear |
| Brake | Hydraulic released parking brake on request |
| Performance figures | Refer to FEM standards, class M5 (T5-L2) for output max. speeds of 25 rpm |
| Compatibility | Technical data and installation dimensions of the EP400W Series gearbox are same as those of Rexroth GFT…W Series and Bonfiglioli 800 Series, so these three can be used interchangeably |
| Type | Max. torque N.m | Range of ratios (i) | Max. Input speed (rpm) | Braking torque (N.m) |
| EP400W1 | 870 | 6.09 | 1000 | 130 |
| EP401W1 | 1300 | 6.2 | 1000 | 270 |
| EP402W2 | 4000 | 12.4-37.1 | 3500 | – |
| EP403W2 | 4000 | 15.4-40 | 3500 | 270 |
| EP405W | 7000 | 20-80 | 3500 | 270 |
| EP405.4W | 5500 | 26-57 | 3500 | 280 |
| EP406AW | 12500 | 23-220 | 3500 | 430 |
| EP406W | 13000 | 28-140 | 3500 | 430 |
| EP406BW3 | 17500 | 63-136 | 3500 | 430 |
| EP407AW | 18000 | 38-136 | 3500 | 430-530 |
| EP407W3 | 26000 | 63-136 | 3500 | 530 |
| EP410W3 | 37500 | 62-177 | 3500 | 530 |
| EP413W3 | 42500 | 86-172 | 3500 | 610 |
| EP414W3 | 67000 | 76-186 | 3500 | 1200 |
| EP415W3 | 100000 | 81-215 | 3000 | 1200 |
| EP416W3 | 140000 | 87-255 | 3000 | 2000 |
| EP417W3 | 200000 | 123-365 | 3000 | 2000 |
| EP419W3 | 275000 | 161-306 | 2500 | 3000 |
Winch Planetary Gearbox for Offshore Platform Lifting Systems – Working Principle
The Winch Planetary Gearbox is designed for efficient lifting operations in offshore platforms. Its basic structure includes a sun gear, planet gears, and a ring gear. In operation, the motor rotates the sun gear, causing the planet gears to revolve around it while simultaneously engaging with the ring gear. This planetary arrangement allows for high torque transmission and compact design, making it ideal for lifting heavy loads in challenging marine environments. The system enables precise control during lifting, ensuring safety and reliability on offshore platforms.
Advantages of Winch Planetary Gearbox for Offshore Platform Lifting Systems
- High Torque and Load Capacity: The multi-tooth meshing design effectively distributes loads, significantly enhancing the load-bearing capacity.
- Compactness and Space Efficiency: This gearbox offers a size advantage over traditional gearboxes, making it ideal for applications with limited space.
- Transmission Efficiency: Achieving efficiency rates of 97%-98% in single-stage configurations and impressive performance in multi-stage setups.
- Durability and Reliability: Uniform stress distribution throughout the gearbox contributes to a longer service life, ensuring consistent operation over time.
- Customizability: Adjustable gear ratios, torque, and mounting options cater to various winch requirements, providing tailored solutions.
Selection Guide for Winch Planetary Gearbox
When selecting a winch planetary gearbox for offshore platform lifting systems, consider the following factors: 1. Power or torque requirements; 2. Gear ratio; 3. Operating speed; 4. Input type; 5. Output type (spline/hollow/solid); 6. Whether external or radial forces act on input or output; 7. Operating temperature; 8. Lifespan requirements; 9. Special needs such as continuous operation or shock loading. Each factor plays a crucial role in ensuring optimal performance and reliability.
How to Determine Whether the Gearbox Is Overloaded?
To assess if the gearbox is overloaded, consider the following points:
– **Temperature Monitoring**: Check for excessive heat; a significant rise in temperature indicates potential overload.
– **Noise Levels**: Listen for unusual sounds such as grinding or whining, which may suggest strain on the gearbox.
– **Vibration Analysis**: Increased vibrations can signal misalignment or overload.
– **Performance Metrics**: Monitor for reduced lifting capacity or sluggish operation, which may indicate stress on the system.
Winch Planetary Gearbox Manufacturer
RP Techniek is the Dutch sales agent for Ever-power Group, specializing in high-quality gear solutions. The Winch Planetary Gearbox plays a crucial role in offshore platform lifting systems, providing the necessary torque and precision for reliable operation in demanding environments. Designed for efficiency and durability, these gearboxes ensure safe and effective lifting operations, minimizing downtime and enhancing productivity. We invite all customers to consider customizing and purchasing our winch planetary gearboxes to meet their specific needs and elevate their operational capabilities.
