How to Pick a Centrifugal Pump Part 8: Motor Speed Considerations

How to Pick a Centrifugal Pump Part 8: Motor Speed Considerations

How does RPM (revolutions per minute) impact pump operation? And what RPM is best suited for hydronic applications? A pump’s RPM or “synchronous speed” is determined by the number of magnetic poles in the motor winding as they interact with...

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How to Pick a Centrifugal Pump Part 6: Internally Vs. Externally Flushed Mechanical Seals

How to Pick a Centrifugal Pump Part 6: Internally Vs. Externally Flushed Mechanical Seals

 

Whether you install or design hydronic HVAC systems, you are probably aware that pump seals play a vital role in the operation of pumps and owner satisfaction.  Unless you’ve ever had the opportunity to get up close and personal with a disassembled pump, the seal functionality and materials may remain a bit of a mystery. Today, we’re going to demystify...

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