Description: Electric motor efficiency is the ratio between power output (mechanical) and power input (electrical).; Name: engine efficiency
Description: Determined proportion of the motor power input P_mot delivered as pump power input P_mot,u; Name: Motor efficiency
Description: net positive suction head (NPSH) from flow rate at best efficiency point for actual impeller (indication of the minimum inlet pressure in meters required for the pump to deliver according to the QH curve. related to the optimum duty point at the current impeller diameter); Name: net positive suction head for Q opt at actual impeller size