Utility power plant generators are usually designed for a power factor (PF) of .8 to .9. If demand-side PF is lower than the designed PF, the generator current will rise above the equipment's rated ...

When powering AC motors, the electrical supply can be at full power to run at full speed or at variable power to run at variable speed. Applications with varying loads benefit from the variable speed ...

Hitachi America, Ltd., Industrial Components and Equipment Division, today announced the introduction of the L700 Series of Industrial AC Variable Frequency Drives. The L700 significantly expands on ...

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 ...

The LR2 line reactor series adds seven new frame sizes to match all GS, DURApulse, and WEG drives. The LR2 Series can also be used with a variety of other variable frequency drives (VFD) ...

Single- and three-phase alternating current (AC) motor speed can be controlled by controlling the frequency of the voltage coming to it. Motor speed has a lot to do with the capacity of refrigeration ...

Dublin, Oct. 29, 2025 (GLOBE NEWSWIRE) -- The "Alternate Current (AC) Drives Market Size, Market Share, Application Analysis, Regional Outlook, Growth Trends, Key Players, Competitive Strategies and ...

LONDON--(BUSINESS WIRE)--Technavio has been monitoring the global variable frequency drives market since 2016 and the market is poised to grow by USD 5.11 billion during 2019-2023, progressing at a ...

Energy efficiency was key at a new underground treatment plant in Finland. Stephen Takhar, managing director of Vacon UK, explains how variable speed drives helped the client take control and reduce ...

When Tesla first introduced the 3-phase alternating current (AC) induction motor in 1888, he knew that his invention was more efficient and reliable than Edison's direct current (DC) motor. However, ...

Advanced materials reduce drive size by 15% compared to previous generations. The new drive family features a common user interface and options from 0.5 to 700 hp. A quickstart menu incorporates macro ...