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: additional information for the product name of the sealing to be able to distinguish - for a product family or for special design (variants) - the products from each other; Name: Type description of the sealing