Description: Power consumption due to friction in bearings and shaft seals at certain working conditions of the pump; Name: mech power losses of pump
Description: power absorbed by friction in bearings and shaft seal at given operating conditions of the pump; Name: pump mechanical power losses
Description: A suitable, minimum (usually rounded) value of a frequency which is used for the description, designation or identification of a part, device, operating resource, facility or set of equipment; Name: Min. nominal frequency