Variable speed fluid coupling

We produce a variety of basic hydraulic couplings suitable for a variety of equipment.Common models: YOX series (torque limiter), YOT series transmission speed regulator (speed regulating type), YOTC series (speed regulating type), Y series.

Product advantages 
● Durable 
● Simple and reliable 
● Various types

Typical applications 
● Overload protection of mining belt conveyors 
● Power buffer connection for agricultural machinery 
● Soft start for small fans/water pumps

A speed-regulating fluid coupling is an essential component for achieving smooth and controlled acceleration in heavy-duty machinery. It masterfully transmits rotational power from a prime mover, like an electric motor, to a driven machine. This is accomplished by varying the amount of oil in the hydrodynamic circuit, allowing for precise speed control without mechanical wear. The core advantage of this system is its ability to provide a soft, gradual start, significantly reducing stress on the entire drive train.

The operational principle of our speed-regulating fluid coupling is both elegant and robust. It consists of an impeller connected to the input shaft and a runner connected to the output, enclosed in a housing filled with operating fluid. As the impeller rotates, it imparts kinetic energy to the fluid, which then drives the runner. By strategically adjusting the fluid fill level, the torque transmission is modulated. This process enables seamless speed regulation, ensuring optimal performance from start-up to full operational velocity.

Investing in our advanced speed-regulating fluid coupling translates into substantial operational benefits. It drastically lowers maintenance costs by eliminating the need for complex mechanical starters and reducing shock loads on equipment such as conveyor belts, crushers, and large pumps. The inherent slip characteristic provides exceptional overload protection, preventing costly downtime and damage. Furthermore, this technology contributes to significant energy savings by allowing motors to start under a minimal load.

In summary, our speed-regulating fluid coupling is the intelligent choice for industries demanding reliability and efficiency. It is engineered for durability and long service life in the most demanding environments, from mining and material processing to power generation. By choosing our coupling, you are not just purchasing a component; you are investing in a proven solution for enhanced machinery protection, reduced operational costs, and superior process control. Embrace the power of fluid dynamics to optimize your operations.