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  • The Path to Prolonged Life for VFD’s and Motors Begins with Proper Maintenance

    Gregory Finch 2014/07/23 2021/01/08

    One of the main factors for obtaining long reliable service from any piece of equipment is maintenance. Any type of electrical or mechanical device is subject to wear and tear. This can be further aggravated by undesirable…

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    Harmonic Distortion & Mitigation Training for the Electrical User

    Thomas Michalski 2014/07/15 2021/01/08

    If your facility is experiencing problems such as transformer or cable overheating, or if you have erratic electronic performance, your facility may be suffering from harmonic distortion. Or if you are planning to add loads to your…

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    Using VFDs in Refrigeration and Cold Storage Applications (3)

    Deepinder Singh Chani 2014/07/09 2021/01/08

    Part Three: Screw compressor VFD application Also read Part One: Introduction Part Two: Variable frequency drives in refrigeration systems Screw compressors used in refrigeration plants are generally available in two types – one with a slide valve for…

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    What Does It Mean To Have An Energy Efficient Motor?

    Charli K. Matthews 2014/07/03 2021/01/08

    With energy taking up a large part of a plant’s costs, having efficient technologies throughout can result in significant decreases in operating costs. The industry has seen many advances in energy efficient pumps which happen on a…

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    Protecting Thrust Bearings in Deepwell Submersible Pumps

    Frank Taaning-Grundholm 2014/06/23 2021/01/08

    When applying variable speed control to deepwell submersible pumps, there are some unique concerns that need to be taken into consideration due to the mechanical design of the pump. One of these concerns is how to protect…

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    Using VFDs in Refrigeration and Cold Storage Applications (2)

    Deepinder Singh Chani 2014/06/13 2021/01/08

    Part Two: Variable frequency drives in refrigeration systems (Part One of this series can be found here) The thermodynamic efficiency of a refrigeration system is significantly dependent on its operating temperatures. Other important practical issues such as…

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