Sizing and Selection of Pumping Traps

To properly size a pumping trap, you have to have the right information. Answering the following questions will make choosing the right pump trap a snap. Click on the highlighted key words to link to definitions, sizing charts and diagrams.

1. What motive pressure do you have available?
2. What back pressure will you be pumping against?
3. What is the maximum condensate load?
4. What is the maximum fill head available?
5. Is this an open or closed application?
6. What type of equipment is being drained?
7. Is the equipment pressure constant or modulating?
8. Do you know the stall load of your heat exchanger?