Grundfos Technical Institute

Fundamentals of Pump sizing and selection





Pin Code: Required
Course Length: 1 hour
Compatible with mobile devices.

Please contact Royce Hams <> for the Pin Code.

Learning objectives for this one hour lunch and learn:

  1. How to calculate Total Dynamic Head
  2. How to calculate water, brake and electrical horsepower
  3. How to use the affinity laws to calculate the effects pump speed and impeller diameter have on capacity, head and horsepower requirements
  4. How to calculate Net Positive Suction Head
  5. Read the pump curve – Know what information is there and how it is formatted
  6. Interpret the pump curve – Explain what the information means
  7. Use the pump curve – Make decisions on choice of pump, motor sizing, power consumption strategies, and others



The $BlueBucks ($BB) on this course are promotional! You have two options to use promotional $BB:
  • Apply them towards the payment of one of the following courses, or
  • Redeem them for gift certificates (in $25 increments) after you complete and pay for one of the following courses: