Drives How To Maintain A VFD Drive 28 Apr 20196 Dec 2020 By Dave Polka, ABB. Do you know how to maintain variable frequency drives (VFDs)? Doing so is easier than you might think. By integrating some simple, logical steps into your…
Drives Adjustable Speed Drives 10 Apr 201914 Apr 2019 By Leeson. By definition, adjustable speed drives of any type provide a means of variably changing speed to better match operating requirements. Such drives are available in mechanical, fluid and…
Drives AC Tech MCH Series Drives HVAC Application Guide 22 May 201715 Apr 2019 By Lenze/AC Tech. Affinity Laws Most HVAC systems are designed to perform during peak load conditions that rarely occur during the year. Various flow control methods such as inlet guide…
Drives How Do I Derate Three Phase Inputs For Single Phase Applications? 8 Feb 201718 Apr 2021 Often times those using a Variable Frequency Drive (VFD) may find they need to connect a higher horsepower VFD to a single phase input power source. Since most high horsepower…
Drives Mating New Variable Frequency Drives to Existing Motors 8 Feb 201710 Apr 2021 Motors connected to VFDs receive power that includes a changeable fundamental frequency, a carrier frequency, and very rapid voltage buildup. These factors can have negative impacts, especially when existing motors…
Drives The Benefits of Variable Frequency Drives 4 May 201620 Jul 2019 By Jeff Bergman With the cost of energy and water and wastewater services continuing to rise, operators are looking for ways to reduce the costs of these basic, yet crucial…
Drives What is a VFD? 15 Feb 20161 Jan 2020 By ABB. You can divide the world of electronic motor drives into two categories: AC and DC. A motor drive controls the speed, torque, direction and resulting horsepower of a…
Drives Top 10 Tips: Specifying VFDs 26 Jan 201428 Feb 2021 A variable-frequency drive or adjustable-frequency drive, variable-voltage/variable-frequency drive, variable speed drive, AC drive, micro drive or inverter drive is a type of motor drive used in electro-mechanical drive systems to…