Description: relationship between the efficiency of the pump and the rate of flow at given operating/rated conditions of speed and liquid; Name: efficiency curve of the pump
Description: relationship between the total head of the pump and the rate of flow at given operating conditions /rated conditions of speed and liquid; Name: Pump efficiency curve
Description: For a given operating resource, the greatest temperature, not ever to be exceeded, of materials or measuring substances above which the resource cannot be operated without permanent changes in its characteristics; Name: 	Max. work temperature