H3-138 Pump VFDs and Impeller Trimming
This week I answer a question about trimming impellers on pumps that have VFD's. After reading a little bit I think I have a good response thanks to Norm Hall over at RL Deppmann. It is a rather short episode so listen and share it . Enjoy!
VFD and Impeller Trimming Article - https://www.deppmann.com/blog/monday-morning-minutes/hvac-hydronic-pumps_impeller-trimming/
Monday Morning Minutes - https://www.deppmann.com/blog/category/monday-morning-minutes/