Motors, Adjustable-Speed Drive

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Sep 3 2020
1. VFDs can wreck motor windings. VFDs control motors with a simulated sine\ wave known as pulse width modulation (PWM). The problem is that peak…
Aug 5 2020
In the last couple decades, harmonics have become a greater concern in the water and wastewater industry due to the increased deployment of VFDs in…
Aug 4 2020
In May 2020, WWD published the article “Drive as a Sensor” about how developments in and technology for variable speed drives have improved so the…
Feb 28 2014
ABB officially inaugurated its fifth factory in Brazil in the presence of the Minister of Development, Industry and International Business, Mauro…
Sep 14 2017
A.C. GoHz Power Supply Inc is a manufacturers-based online shop in AC power supply industry to provide solutions for changing regular grid power…
Sep 5 2017
A.T.O, Automation Technologies Online, is your source to buy industrial automation equipment/electronics/components from manufacturers directly. ATO'…
Feb 18 2013
Since 1963, Dart Controls has been designing and manufacturing some of the world’s most reliable variable speed motor drives, controls and…
Jan 9 2012
Danfoss VLT Drives is a manufacturer of high quality products, specifically designed for water and wastewater applications, including Variable…
Mar 11 2011
The VARIOspeed variable-frequency drive (VFD) is designed specifically for pressure control applications. As the flow and head conditions change in…
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