Absorbed power by pump
kW Power = (Flow x Pressure x SG)/ K x e
Where:
e = pump efficiency as decimal fraction
k = constant, values given in the table
| Pressure | ft | psi | m | bar | kPa |
| Quantity | Vaules of K | ||||
| UK gal/m | 4 420 | 1 915 | |||
| US gal/m | 5 310 | 2 298 | |||
| m3/hr | 1 207 | 367,8 | 36,08 | 36 076 | |
| l/sec | 102,2 | 10,02 | 1 002 | ||
| l/min | 6 134 | 601,5 | 60 150 | ||
| l/hr | 367 852 | 36 076 | 3 607 600 | ||
