Using variable frequency drives (VSDs) to retrofit pumps with is now a well-established practice, and one that should become even more so with energy costs constantly on the rise.  The potential for energy saving as a result of employing variable frequency drives is especially related to pump systems that are oversized.  Variable frequency drives can [...]

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Using variable speed drives (VSDs) to retrofit pumps with is now a well-established practice, and one that should become even more so with energy costs constantly on the rise.  The potential for energy saving as a result of employing variable speed drives is especially related to pump systems that are oversized.  Variable speed drives can [...]

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When compared to previous drives, the latest AC890PX modular drives available from EP Normand have ratings of up to 400Kw.  These compact modern drive units are just 500mm wide, enabling them to be installed easily into the limited space available.  These modern drives use sealed plug-in modules for all major functions, which makes them easy [...]

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