Pump Motor Efficiency Part 4: What Is a SMART PUMP?

Perhaps you’ve heard about mandates for higher energy efficiency and the innovations that have emerged to meet these requirements. Integrated control functionality for some HVAC equipment is among these innovations. Fan manufacturers were the first….

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Pump Optimization with Large Impellers Part 1: Why Bigger Really Can Be Better

Pump Optimization with Large Impellers Part 1:  Why Bigger Really Can Be Better

Variable speed drives (VSDs) are less expensive and more reliable than a decade ago, paving the way for new best practices when specifying pumps. Traditionally, pumps have been specified with impellers trimmed to deliver peak load without overloading the pump motor. But is all that trimming necessary…?

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