Description: date chosen by the manufacturer occurring between the initiation of manufacture and the delivery to the purchaser; Name: Production date
Description: Date from which the production and / or development process is completed or from which a service is provided completely; Name: Date of manufacture
Description: net positive suction head (NPSH) from flow rate at best efficiency point for actual impeller (indication of the minimum inlet pressure in meters required for the pump to deliver according to the QH curve. related to the optimum duty point at the current impeller diameter); Name: net positive suction head for Q opt at actual impeller size