Execution Close-coupled, centrifugal pumps; electric motor with extended shaft directly connected to the pump. NM: single-impeller NMD: with two back-to-back impellers (with axial thrust balancing). Connections: threaded ports ISO 228/1 (BS 2779). NM, NMD: version with pump casing and lantern bracket in cast iron. BNM, BNMD: version with pump casing and lantern bracket in bronze. The pumps are supplied fully painted.
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 plants. For civil and industrial applications. For irrigation.
Operating conditions Liquid temperature from -10 °C to +90 °C. Ambient temperature up to 40° C. Total suction lift up to 7 m. Maximum permissible working pressure up to 10 bar (16 bar for pumps NMD 25/190; NMD 32/210; NMD 40/180). Continuous duty.
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