What is an advantage of pumps with non-overloading power curves?

Pumps with non-overloading power curves are designed to ensure that the motor does not exceed its rated capacity across a range of operating conditions. This characteristic means that at any point in their operating range, the power required by the pump will not exceed what the drive system can safely handle. As a result, the system maintains optimal performance without the risk of damaging the motor due to overload.

This advantage leads to increased reliability and extended lifespan of the pump and associated components since the motor operates within safe limits at all times. Additionally, it allows for smoother operation, leading to fewer operational issues and lower maintenance requirements overall.

While other advantages, such as maximum efficiency and reduced maintenance needs, can be associated with certain pump designs, the defining characteristic of a non-overloading power curve is ensuring that the pump operation remains within the safe operating limits of the motor.