CALPEDA Single and twin impeller centrifugal pumps NM 50/ 12 DE 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 Specification Type NM : NM 50/ 12 FE P‚ Kw : 2.2 Hp : 3 Q mŸ / h : Hm 30 : 18.5 33 : 18 37.5 : 17.5 42 : 16.5 48 : 15.5 54 : 13.5 60 : 11.5