In the last R. L. Deppmann Monday Morning Minutes (MMM), we introduced the basic concept of an HVAC variable speed pump control head, modeling a …
HVAC Variable Speed Pump Control Head
When we show variable speed pump curves, we also want to show the control curve. This control curve looks very similar to a system curve …
How Can an ECM Smart Pump Save Energy?
Pumps with ECM or Electronically Commutated Motors have the ability to vary the speed of the pump built into the motor. Can you control the …
What are ECM Pumps & ECM Smart Pumps
Last week, I defined ECM motors and how they differ from standard PSC and induction motors. We recently had a customer call who was very …
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