POMPA CALPEDA NM 32L/16B


Close-coupled centrifugal pumps; electric motor with extended shaft directly connected to the pump up to 22 kW, new bracket construction for standard motors ( stub-shaft construction ) from 30 to 75 kW with integrated thrust bearing.

Pump casing with axial suction and radial delivery on top, main dimensions and performance according to EN 733.
NM(S): version with pump casing and lantern bracket in cast iron.
B-NM(S): version with pump casing and lantern bracket/casing cover in bronze. ( the pumps are supplied fully painted ).
Connections: Flanges according to PN 10, EN 1092-2.
Counter-flanges ( on request ) : Screwed flanges EN 1092-1, PN 16

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 fire fighting 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 NM 32L/16,20; NM 40/16,20; NM 50/12,16; NM 65/12,16,20,25; NM80/16; NM 100/20).
  • Continuous duty.

Motor

  • 2-pole induction motor, 50 Hz ( as per 60 Hz data sheet ).
  • Protection IP 55.  – Special Mechanical seal.
  • Packed gland ( only for NM standard construction ).
  • Single-phase motor ( NMM ) up to 1,5 kW.
  • Higher or lower liquid or ambient temperatures.
  • Motor suitable for operation with frequency converter up to 0,75 kW.

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