CALPEDA Single and twin impeller centrifugal pumps NM 50/ 20 AE Technical data Construction Close-coupled centrifugal pumps; electric motor with shaft directly connected to the pump. Pump casing with axial suction and radial delivery dimensions and performance according to EN 733. B-NM, B-NMS: bronze version Applications -For clean liquids without abrasives, which are non-aggressive for the pump materials ( solids content up to 0.2% ) . -For water supply. -For heating, air conditioning, cooling and circulation -For civil and industrial applications. -For fire fighting applications. - For irrigation. Specification Type NM : NM 50/ 20 AE P‚ Kw : 11 Hp : 15 Q mŸ / h : Hm 24 : 55 27 : 55 30 : 54.5 33 : 54 37.5 : 5 3 42 : 52 48 : 50.5* 54 : 48* 60 : 45*