Remote setup and startup technology for VFDs in HVAC applications provide additional safety benefits that are essential during COVID-19 and after.

The topic of motors and motor control techniques is wide and varied. Part one of this two-part article will cover the principles of alternating-current (AC) motor operation and control.  

When designing a kitchen ventilation system, there are a number of factors that should be considered, such as project budget, building layout, surrounding buildings, system maintenance, operational cost, fire risk from grease buildup, and more.

While both belt and direct drive fans have been around for a long time, the mainstay fan for most industrial fan applications under 250 hp has been the belt drive fan.

ABB is launching a new series of variable frequency drives (VFDs) that aim to enhance the performance of smart buildings and enable users to meet more stringent energy efficiency regulations. Company officials said the new ACH580 HVAC drives ensure that applications operate reliably and without costly unplanned outages, safeguarding the comfort and security of occupants in commercial buildings, including critical facilities such as hospitals and data centers.

Greenheck’s Utility Set Fan (USF) series has expanded with the addition of the model USFD-100 direct drive utility set. Model USFD-100 can be specified with either a Vari-Green® EC motor with a speed control dial for single-phase motor applications or a NEMA premium efficiency motor with a factory-mounted variable frequency drive (VFD).