Description: Period of time during which an item performs its intended function, it includes all the time a machine is continuously running from start-up until it is shut down.; Name: ot
Description: passed time period after comissioning of a system, sub-system, component or piping; Name: Operating time 
Description: greatest rate of flow the pump can be expected to deliver continuously without risk of internal damage when operated at the rated speed and on the liquid for which it was supplied; Name: Max. feed flow