Supporting Arc Flash Safety

By George Roscoe, Siemens An arc-flash event—a fiery explosion that can result from short circuits in electrical distribution equipment—is one that facility managers shudder to...

Motor Search Made Easy

Many search tools in the electric motor industry only allow you to choose search parameters from a drop-down menu. The problem with this method...

Keeping Current with the Times

Dynamatic® eddy current drive system chosen to replace aging wound rotor/liquid rheostat system Dynamatic® electromagnetic adjustable speed drives on induction motors have been installed in...

Growth Needed in the Power Sector

When you hear of industries pledging to meet “net zero” guidelines with regard to emissions output, you’d be forgiven for interpreting that as a...

Sizing Pumps and Pump Motors

End users or service centers often need to specify replacement pumps or pump motors, sometimes involving a retrofit or re-application project. A successful outcome...

Toward a New Era of Motor-Driven Compressor

Demands for reductions in CO2 emissions from factories continue to rise in response to global warming concerns. Such demands, coupled with the desire to...

Important Considerations for Replacing and Sizing AC Motors

Every business is trying to conserve energy in the face of high utility costs, so getting the best return on investment (ROI) is critical...

Ferryboat Travels into the Future with Danfoss VLT Drives

Carrying people and goods across rivers by ferryboat is a two-century old form of transportation that existed long before modern bridges. But for Clackamas...

Building on the Past to Create the Future

By Bryan Gehringer, NovaTech Utilities are facing an upcoming 2022 deadline from the North American Electric Reliability Corporation (NERC) to fully comply with an updated...

Predicting vertical motor resonance

Vibration in rotating machinery is a leading cause of premature failure, costly downtime, and safety hazards. For operators of vertical motors, one of the...