Understanding Primary Secondary Pumping Part 5: Best Practices for Piping

By Chris Edmondson

Piping in a primary secondary pumping systems as a whole can be quite complex, but when it comes to the “primary” part of the system, there are really only two approaches:  Dedicated or Non-dedicated.

Figure 1 shows the chillers in a primary secondary system piped with one pump per chiller.  If the chillers

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