The complexity of pairing a motor with a VFD is a key point to consider, along with torque.
efficiency
Columnist Lev Nelik discusses pump selection in part one of this two-part column.
A look into the testing considerations when selecting a pump for hydronic applications.
How to ensure your centrifugal pump is operating efficiently.
These motor systems can run at a synchronous speed, providing improved hydraulic performance.
The initial purchase and installation cost of a new pumping system is a small portion of the life cycle cost of the pump.
Uncertainty must be considered, as is the case with all tests.
Tips to create and maintain an energy efficient compressed air system.
Reliability is the biggest factor, but power, grids and the plant must also be considered.