Types of Balancing Devices for Systems with Variable Speed Pump Control
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Today’s flow balancing devices for variable flow pumping systems fall into three main types...
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How to Pick a Centrifugal Pump Part 11: Best Practices for Safety and Performance
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As we conclude this series on how to select a centrifugal pump for your hydronic applications we want to leave you with the following “best practices” for overall safe, efficient, and long lasting performance...
Read MoreHow to Pick a Centrifugal Pump Part 10: Over-Speeding an HVAC Pump Using a VFD
/Most--if not all--consulting engineers fear under-sizing pump head in a hydronic HVAC application. No one wants the owner to receive ....
Read MoreHow to Pick a Centrifugal Pump Part 8: Motor Speed Considerations
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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...
Read MoreHow to Pick a Centrifugal Pump Part 7: Mechanical Seal Components and Materials
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Part 6 of the “How to Pick a Centrifugal Pump” explained the value of internally flushed seals. One question that our customer service team fields every week concerns the material of construction of ....
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