SSPC
Low Flow Performance Curves

4-3/8" impeller in .110 vane height family

BEP: 18 GPM @ 50 TDH

Shut-Off: 65 TDH

5.0" impeller in .060 vane height family

Best Operating Range: 8-13 GPM @ 73-56 TDH

Shut-Off: 87 TDH

5.75" impeller in .060 vane height family

Best Operating Range: 5-10 GPM @ 103-90 TDH

Shut-Off: 110 TDH