CALPEDA Single and twin impeller centrifugal pumps NM 50/ 20 BE 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 BE P‚ Kw : 9.2 Hp : 12.5 Q mŸ / h : Hm 24 : 48 27 : 47.5 30 : 47 33 : 46.5 37. 5 : 45.5 42 : 44.5 48 : 43* 54 : 41* 60 : 37*