Description: relationship between the npshr and the rate of flow at given operating/rated conditions of speed and liquid; Name: pump npsh curve
Description: Relationship between the net positive suction head required and the rate of flow at given operating conditions of speed and liquid ; Name: Pump NPSH curve
Description: special measures which are hit on equipment to prevent the ignition of a surrounding atmosphere; Name: Explosion protection-ignition protection type of the complete device