Variable-speed options are abundant in HVAC and their impact has been felt industry-wide. Contractors and manufacturers alike have taken to these single- and two-stage alternatives as ways to enhance ...

When consumers are buying a new or replacement furnace from an HVAC contractor, it shouldn’t be surprising that many get that “deer in the headlights” expression on their faces when a tech or ...

This is a sidebar to the feature story "Automating Energy Consumption" which appears in the March, 2008 Issue of Automation World. Most energy at plants is consumed by motors. According to the U.S.

What is a variable frequency drive? Heating, ventilation, and air conditioning systems' air supply used to be constant volume into a space. Now a variable air volume control is being used to provide ...

A mini-split is a small, ductless, split-system air conditioner "Variable speed” refers to how the fan motor operates for the air handler With “zoning,” you can control the temperatures in individual ...

Yaskawa America Inc.'s Drives and Motion Division announces the Z1000 family of HVAC drives. Yaskawa America Inc.'s Drives and Motion Division announces the Z1000 family of HVAC drives. The new family ...

This family of drives is comprised of the Z1000 variable speed drive as well as the Z1000 Bypass Package designed specifically for commercial HVAC applications The Z1000 Variable Speed Drive is ...