CALPEDA Single and twin impeller centrifugal pumps NM 40/ 20 CE 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 40/ 20 CE P‚ Kw : 4 Hp : 5.5 Q mŸ / h : Hm 15 : 44 16.8 : 43 18.9 : 42 21 : 41 24 : 3 9 27 : 36.5