Description: Power requirement of the pump at the flow rate at the point of best efficiency; Name: pump power input (optimum)
Description: pump power input at the rate of flow corresponding to the best efficiency; Name: optimum pump power input
Description: Allocation of the devices according to deployment site and cause of the hazard. NOTE: The Group II operating media are further subdivided into explosion groups and temperature classes; Name: Explosion protection device group of the electric motor