POMPA CALPEDA NMM 11/BE


POMPA CALPEDA NMM 11/BE use for :

  • Clean liquids without abrasives, which are non-aggressive for the pump materials ( solids content up to 0.2 % ).
  • Water supply.
  • Heating, air-conditioning, cooling and circulation plants.
  • Civil and industrial applications.
  • Fire fighting applications. For Irrigation.
POMPA CALPEDA NMM 11/BE

Construction

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.
B-NM, B-NMD: version with pump casing and lantern bracket in bronze. ( the pumps are supplied fully painted ).

Operating conditions

  • Liquid temperature from -10 0C to +90 0C
  • Ambient temperature up to 40 0C
  • 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 ).

Motor

  • 2-pole induction motor, 50 Hz ( n ≈ 2900 rpm ).
  • NM, NMD: three-phase 230/400 V ± 10% up to 3 kW.
    400/690 V ± 10% from 4 to 9,2 kW.
  • NMM, NMDM: single-phase 230 V ± 10%, with thermal protector.
  • Insulation class F. Protection IP 54.
  • Motor suitable for operation with frequency converter from 1,1 kW.
  • Classification scheme IE3 for three-phase motors from 0,75 kW.
  • Constructed in accordance with EN 60034-1; EN 60034-30-1.
    EN 60335-1, EN 60335-2-41.

Special features on request

  • Other voltages.  – Frequency 60 Hz ( as per 60 Hz data sheet ).
  • Protection IP 55.  – Special mechanical seal.
  • Higher or lower liquid or ambient temperatures.
  • Motor suitable for operation with frequency converter up to 0,75 kW.

Specifications

  • Rated Motor Power Output : 1,5 kW, 2 HP
  • Kapasitas Pompa ( Q ) : Total Head ( H )
    6,6 m3/h ( 110 l/min ) : 26,5 m
    7,5 m3/h ( 125 l/min ) : 25,5 m
    8,4 m3/h ( 140 l/min ) : 25 m
    9,6 m3/h ( 160 l/min ) : 24 m
    10,8 m3/h ( 180 l/min ) : 23 m
    12 m3/h ( 200 l/min ) : 22,5 m
    13,2 m3/h ( 220 l/min ) : 21,5 m
    15 m3/h ( 250 l/min ) : 19,5 m
    |16,8 m3/h ( 280 l/min ) : 17,5 m

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