Description: Relationship between the pump power input and the rate of flow given operating conditions of speed and liquid; Name: characteristics of pump power input
Description: relationship between the net positive suction head required and the rate of flow at given operating conditions of speed and liquid; Name: Pump power input curve
Description: marking on a device according to a directive or standard that indicates the type of protection implemented or the hazardous environment in which it may operate; Name: explosion protection marking